metarare_api-main/contracts/metafinance/metafinance.go

// Code generated - DO NOT EDIT.
// This file is a generated binding and any manual changes will be lost.

package metafinance 

import (
	"errors"
	"math/big"
	"strings"

	ethereum "github.com/ethereum/go-ethereum"
	"github.com/ethereum/go-ethereum/accounts/abi"
	"github.com/ethereum/go-ethereum/accounts/abi/bind"
	"github.com/ethereum/go-ethereum/common"
	"github.com/ethereum/go-ethereum/core/types"
	"github.com/ethereum/go-ethereum/event"
)

// Reference imports to suppress errors if they are not otherwise used.
var (
	_ = errors.New
	_ = big.NewInt
	_ = strings.NewReader
	_ = ethereum.NotFound
	_ = bind.Bind
	_ = common.Big1
	_ = types.BloomLookup
	_ = event.NewSubscription
)

// ERC20MetaData contains all meta data concerning the ERC20 contract.
var ERC20MetaData = &bind.MetaData{
	ABI: "[{\"constant\":false,\"inputs\":[{\"name\":\"spender\",\"type\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"sender\",\"type\":\"address\"},{\"name\":\"recipient\",\"type\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"spender\",\"type\":\"address\"},{\"name\":\"addedValue\",\"type\":\"uint256\"}],\"name\":\"increaseAllowance\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"account\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"spender\",\"type\":\"address\"},{\"name\":\"subtractedValue\",\"type\":\"uint256\"}],\"name\":\"decreaseAllowance\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"recipient\",\"type\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"owner\",\"type\":\"address\"},{\"name\":\"spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"spender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"}]",
	Sigs: map[string]string{
		"dd62ed3e": "allowance(address,address)",
		"095ea7b3": "approve(address,uint256)",
		"70a08231": "balanceOf(address)",
		"a457c2d7": "decreaseAllowance(address,uint256)",
		"39509351": "increaseAllowance(address,uint256)",
		"18160ddd": "totalSupply()",
		"a9059cbb": "transfer(address,uint256)",
		"23b872dd": "transferFrom(address,address,uint256)",
	},
	Bin: "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",
}

// ERC20ABI is the input ABI used to generate the binding from.
// Deprecated: Use ERC20MetaData.ABI instead.
var ERC20ABI = ERC20MetaData.ABI

// Deprecated: Use ERC20MetaData.Sigs instead.
// ERC20FuncSigs maps the 4-byte function signature to its string representation.
var ERC20FuncSigs = ERC20MetaData.Sigs

// ERC20Bin is the compiled bytecode used for deploying new contracts.
// Deprecated: Use ERC20MetaData.Bin instead.
var ERC20Bin = ERC20MetaData.Bin

// DeployERC20 deploys a new Ethereum contract, binding an instance of ERC20 to it.
func DeployERC20(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *ERC20, error) {
	parsed, err := ERC20MetaData.GetAbi()
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	if parsed == nil {
		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
	}

	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(ERC20Bin), backend)
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	return address, tx, &ERC20{ERC20Caller: ERC20Caller{contract: contract}, ERC20Transactor: ERC20Transactor{contract: contract}, ERC20Filterer: ERC20Filterer{contract: contract}}, nil
}

// ERC20 is an auto generated Go binding around an Ethereum contract.
type ERC20 struct {
	ERC20Caller     // Read-only binding to the contract
	ERC20Transactor // Write-only binding to the contract
	ERC20Filterer   // Log filterer for contract events
}

// ERC20Caller is an auto generated read-only Go binding around an Ethereum contract.
type ERC20Caller struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// ERC20Transactor is an auto generated write-only Go binding around an Ethereum contract.
type ERC20Transactor struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// ERC20Filterer is an auto generated log filtering Go binding around an Ethereum contract events.
type ERC20Filterer struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// ERC20Session is an auto generated Go binding around an Ethereum contract,
// with pre-set call and transact options.
type ERC20Session struct {
	Contract     *ERC20            // Generic contract binding to set the session for
	CallOpts     bind.CallOpts     // Call options to use throughout this session
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// ERC20CallerSession is an auto generated read-only Go binding around an Ethereum contract,
// with pre-set call options.
type ERC20CallerSession struct {
	Contract *ERC20Caller  // Generic contract caller binding to set the session for
	CallOpts bind.CallOpts // Call options to use throughout this session
}

// ERC20TransactorSession is an auto generated write-only Go binding around an Ethereum contract,
// with pre-set transact options.
type ERC20TransactorSession struct {
	Contract     *ERC20Transactor  // Generic contract transactor binding to set the session for
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// ERC20Raw is an auto generated low-level Go binding around an Ethereum contract.
type ERC20Raw struct {
	Contract *ERC20 // Generic contract binding to access the raw methods on
}

// ERC20CallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
type ERC20CallerRaw struct {
	Contract *ERC20Caller // Generic read-only contract binding to access the raw methods on
}

// ERC20TransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
type ERC20TransactorRaw struct {
	Contract *ERC20Transactor // Generic write-only contract binding to access the raw methods on
}

// NewERC20 creates a new instance of ERC20, bound to a specific deployed contract.
func NewERC20(address common.Address, backend bind.ContractBackend) (*ERC20, error) {
	contract, err := bindERC20(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &ERC20{ERC20Caller: ERC20Caller{contract: contract}, ERC20Transactor: ERC20Transactor{contract: contract}, ERC20Filterer: ERC20Filterer{contract: contract}}, nil
}

// NewERC20Caller creates a new read-only instance of ERC20, bound to a specific deployed contract.
func NewERC20Caller(address common.Address, caller bind.ContractCaller) (*ERC20Caller, error) {
	contract, err := bindERC20(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &ERC20Caller{contract: contract}, nil
}

// NewERC20Transactor creates a new write-only instance of ERC20, bound to a specific deployed contract.
func NewERC20Transactor(address common.Address, transactor bind.ContractTransactor) (*ERC20Transactor, error) {
	contract, err := bindERC20(address, nil, transactor, nil)
	if err != nil {
		return nil, err
	}
	return &ERC20Transactor{contract: contract}, nil
}

// NewERC20Filterer creates a new log filterer instance of ERC20, bound to a specific deployed contract.
func NewERC20Filterer(address common.Address, filterer bind.ContractFilterer) (*ERC20Filterer, error) {
	contract, err := bindERC20(address, nil, nil, filterer)
	if err != nil {
		return nil, err
	}
	return &ERC20Filterer{contract: contract}, nil
}

// bindERC20 binds a generic wrapper to an already deployed contract.
func bindERC20(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
	parsed, err := abi.JSON(strings.NewReader(ERC20ABI))
	if err != nil {
		return nil, err
	}
	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_ERC20 *ERC20Raw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _ERC20.Contract.ERC20Caller.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_ERC20 *ERC20Raw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _ERC20.Contract.ERC20Transactor.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_ERC20 *ERC20Raw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _ERC20.Contract.ERC20Transactor.contract.Transact(opts, method, params...)
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_ERC20 *ERC20CallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _ERC20.Contract.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_ERC20 *ERC20TransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _ERC20.Contract.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_ERC20 *ERC20TransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _ERC20.Contract.contract.Transact(opts, method, params...)
}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_ERC20 *ERC20Caller) Allowance(opts *bind.CallOpts, owner common.Address, spender common.Address) (*big.Int, error) {
	var out []interface{}
	err := _ERC20.contract.Call(opts, &out, "allowance", owner, spender)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_ERC20 *ERC20Session) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
	return _ERC20.Contract.Allowance(&_ERC20.CallOpts, owner, spender)
}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_ERC20 *ERC20CallerSession) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
	return _ERC20.Contract.Allowance(&_ERC20.CallOpts, owner, spender)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address account) view returns(uint256)
func (_ERC20 *ERC20Caller) BalanceOf(opts *bind.CallOpts, account common.Address) (*big.Int, error) {
	var out []interface{}
	err := _ERC20.contract.Call(opts, &out, "balanceOf", account)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address account) view returns(uint256)
func (_ERC20 *ERC20Session) BalanceOf(account common.Address) (*big.Int, error) {
	return _ERC20.Contract.BalanceOf(&_ERC20.CallOpts, account)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address account) view returns(uint256)
func (_ERC20 *ERC20CallerSession) BalanceOf(account common.Address) (*big.Int, error) {
	return _ERC20.Contract.BalanceOf(&_ERC20.CallOpts, account)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_ERC20 *ERC20Caller) TotalSupply(opts *bind.CallOpts) (*big.Int, error) {
	var out []interface{}
	err := _ERC20.contract.Call(opts, &out, "totalSupply")

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_ERC20 *ERC20Session) TotalSupply() (*big.Int, error) {
	return _ERC20.Contract.TotalSupply(&_ERC20.CallOpts)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_ERC20 *ERC20CallerSession) TotalSupply() (*big.Int, error) {
	return _ERC20.Contract.TotalSupply(&_ERC20.CallOpts)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 value) returns(bool)
func (_ERC20 *ERC20Transactor) Approve(opts *bind.TransactOpts, spender common.Address, value *big.Int) (*types.Transaction, error) {
	return _ERC20.contract.Transact(opts, "approve", spender, value)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 value) returns(bool)
func (_ERC20 *ERC20Session) Approve(spender common.Address, value *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.Approve(&_ERC20.TransactOpts, spender, value)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 value) returns(bool)
func (_ERC20 *ERC20TransactorSession) Approve(spender common.Address, value *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.Approve(&_ERC20.TransactOpts, spender, value)
}

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_ERC20 *ERC20Transactor) DecreaseAllowance(opts *bind.TransactOpts, spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _ERC20.contract.Transact(opts, "decreaseAllowance", spender, subtractedValue)
}

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_ERC20 *ERC20Session) DecreaseAllowance(spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.DecreaseAllowance(&_ERC20.TransactOpts, spender, subtractedValue)
}

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_ERC20 *ERC20TransactorSession) DecreaseAllowance(spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.DecreaseAllowance(&_ERC20.TransactOpts, spender, subtractedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_ERC20 *ERC20Transactor) IncreaseAllowance(opts *bind.TransactOpts, spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _ERC20.contract.Transact(opts, "increaseAllowance", spender, addedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_ERC20 *ERC20Session) IncreaseAllowance(spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.IncreaseAllowance(&_ERC20.TransactOpts, spender, addedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_ERC20 *ERC20TransactorSession) IncreaseAllowance(spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.IncreaseAllowance(&_ERC20.TransactOpts, spender, addedValue)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address recipient, uint256 amount) returns(bool)
func (_ERC20 *ERC20Transactor) Transfer(opts *bind.TransactOpts, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _ERC20.contract.Transact(opts, "transfer", recipient, amount)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address recipient, uint256 amount) returns(bool)
func (_ERC20 *ERC20Session) Transfer(recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.Transfer(&_ERC20.TransactOpts, recipient, amount)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address recipient, uint256 amount) returns(bool)
func (_ERC20 *ERC20TransactorSession) Transfer(recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.Transfer(&_ERC20.TransactOpts, recipient, amount)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address sender, address recipient, uint256 amount) returns(bool)
func (_ERC20 *ERC20Transactor) TransferFrom(opts *bind.TransactOpts, sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _ERC20.contract.Transact(opts, "transferFrom", sender, recipient, amount)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address sender, address recipient, uint256 amount) returns(bool)
func (_ERC20 *ERC20Session) TransferFrom(sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.TransferFrom(&_ERC20.TransactOpts, sender, recipient, amount)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address sender, address recipient, uint256 amount) returns(bool)
func (_ERC20 *ERC20TransactorSession) TransferFrom(sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _ERC20.Contract.TransferFrom(&_ERC20.TransactOpts, sender, recipient, amount)
}

// ERC20ApprovalIterator is returned from FilterApproval and is used to iterate over the raw logs and unpacked data for Approval events raised by the ERC20 contract.
type ERC20ApprovalIterator struct {
	Event *ERC20Approval // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *ERC20ApprovalIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(ERC20Approval)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(ERC20Approval)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *ERC20ApprovalIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *ERC20ApprovalIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// ERC20Approval represents a Approval event raised by the ERC20 contract.
type ERC20Approval struct {
	Owner   common.Address
	Spender common.Address
	Value   *big.Int
	Raw     types.Log // Blockchain specific contextual infos
}

// FilterApproval is a free log retrieval operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_ERC20 *ERC20Filterer) FilterApproval(opts *bind.FilterOpts, owner []common.Address, spender []common.Address) (*ERC20ApprovalIterator, error) {

	var ownerRule []interface{}
	for _, ownerItem := range owner {
		ownerRule = append(ownerRule, ownerItem)
	}
	var spenderRule []interface{}
	for _, spenderItem := range spender {
		spenderRule = append(spenderRule, spenderItem)
	}

	logs, sub, err := _ERC20.contract.FilterLogs(opts, "Approval", ownerRule, spenderRule)
	if err != nil {
		return nil, err
	}
	return &ERC20ApprovalIterator{contract: _ERC20.contract, event: "Approval", logs: logs, sub: sub}, nil
}

// WatchApproval is a free log subscription operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_ERC20 *ERC20Filterer) WatchApproval(opts *bind.WatchOpts, sink chan<- *ERC20Approval, owner []common.Address, spender []common.Address) (event.Subscription, error) {

	var ownerRule []interface{}
	for _, ownerItem := range owner {
		ownerRule = append(ownerRule, ownerItem)
	}
	var spenderRule []interface{}
	for _, spenderItem := range spender {
		spenderRule = append(spenderRule, spenderItem)
	}

	logs, sub, err := _ERC20.contract.WatchLogs(opts, "Approval", ownerRule, spenderRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(ERC20Approval)
				if err := _ERC20.contract.UnpackLog(event, "Approval", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseApproval is a log parse operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_ERC20 *ERC20Filterer) ParseApproval(log types.Log) (*ERC20Approval, error) {
	event := new(ERC20Approval)
	if err := _ERC20.contract.UnpackLog(event, "Approval", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// ERC20TransferIterator is returned from FilterTransfer and is used to iterate over the raw logs and unpacked data for Transfer events raised by the ERC20 contract.
type ERC20TransferIterator struct {
	Event *ERC20Transfer // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *ERC20TransferIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(ERC20Transfer)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(ERC20Transfer)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *ERC20TransferIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *ERC20TransferIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// ERC20Transfer represents a Transfer event raised by the ERC20 contract.
type ERC20Transfer struct {
	From  common.Address
	To    common.Address
	Value *big.Int
	Raw   types.Log // Blockchain specific contextual infos
}

// FilterTransfer is a free log retrieval operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_ERC20 *ERC20Filterer) FilterTransfer(opts *bind.FilterOpts, from []common.Address, to []common.Address) (*ERC20TransferIterator, error) {

	var fromRule []interface{}
	for _, fromItem := range from {
		fromRule = append(fromRule, fromItem)
	}
	var toRule []interface{}
	for _, toItem := range to {
		toRule = append(toRule, toItem)
	}

	logs, sub, err := _ERC20.contract.FilterLogs(opts, "Transfer", fromRule, toRule)
	if err != nil {
		return nil, err
	}
	return &ERC20TransferIterator{contract: _ERC20.contract, event: "Transfer", logs: logs, sub: sub}, nil
}

// WatchTransfer is a free log subscription operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_ERC20 *ERC20Filterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *ERC20Transfer, from []common.Address, to []common.Address) (event.Subscription, error) {

	var fromRule []interface{}
	for _, fromItem := range from {
		fromRule = append(fromRule, fromItem)
	}
	var toRule []interface{}
	for _, toItem := range to {
		toRule = append(toRule, toItem)
	}

	logs, sub, err := _ERC20.contract.WatchLogs(opts, "Transfer", fromRule, toRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(ERC20Transfer)
				if err := _ERC20.contract.UnpackLog(event, "Transfer", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseTransfer is a log parse operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_ERC20 *ERC20Filterer) ParseTransfer(log types.Log) (*ERC20Transfer, error) {
	event := new(ERC20Transfer)
	if err := _ERC20.contract.UnpackLog(event, "Transfer", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// IERC20MetaData contains all meta data concerning the IERC20 contract.
var IERC20MetaData = &bind.MetaData{
	ABI: "[{\"constant\":false,\"inputs\":[{\"name\":\"spender\",\"type\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"sender\",\"type\":\"address\"},{\"name\":\"recipient\",\"type\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"account\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"recipient\",\"type\":\"address\"},{\"name\":\"amount\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"owner\",\"type\":\"address\"},{\"name\":\"spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"spender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"}]",
	Sigs: map[string]string{
		"dd62ed3e": "allowance(address,address)",
		"095ea7b3": "approve(address,uint256)",
		"70a08231": "balanceOf(address)",
		"18160ddd": "totalSupply()",
		"a9059cbb": "transfer(address,uint256)",
		"23b872dd": "transferFrom(address,address,uint256)",
	},
}

// IERC20ABI is the input ABI used to generate the binding from.
// Deprecated: Use IERC20MetaData.ABI instead.
var IERC20ABI = IERC20MetaData.ABI

// Deprecated: Use IERC20MetaData.Sigs instead.
// IERC20FuncSigs maps the 4-byte function signature to its string representation.
var IERC20FuncSigs = IERC20MetaData.Sigs

// IERC20 is an auto generated Go binding around an Ethereum contract.
type IERC20 struct {
	IERC20Caller     // Read-only binding to the contract
	IERC20Transactor // Write-only binding to the contract
	IERC20Filterer   // Log filterer for contract events
}

// IERC20Caller is an auto generated read-only Go binding around an Ethereum contract.
type IERC20Caller struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// IERC20Transactor is an auto generated write-only Go binding around an Ethereum contract.
type IERC20Transactor struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// IERC20Filterer is an auto generated log filtering Go binding around an Ethereum contract events.
type IERC20Filterer struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// IERC20Session is an auto generated Go binding around an Ethereum contract,
// with pre-set call and transact options.
type IERC20Session struct {
	Contract     *IERC20           // Generic contract binding to set the session for
	CallOpts     bind.CallOpts     // Call options to use throughout this session
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// IERC20CallerSession is an auto generated read-only Go binding around an Ethereum contract,
// with pre-set call options.
type IERC20CallerSession struct {
	Contract *IERC20Caller // Generic contract caller binding to set the session for
	CallOpts bind.CallOpts // Call options to use throughout this session
}

// IERC20TransactorSession is an auto generated write-only Go binding around an Ethereum contract,
// with pre-set transact options.
type IERC20TransactorSession struct {
	Contract     *IERC20Transactor // Generic contract transactor binding to set the session for
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// IERC20Raw is an auto generated low-level Go binding around an Ethereum contract.
type IERC20Raw struct {
	Contract *IERC20 // Generic contract binding to access the raw methods on
}

// IERC20CallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
type IERC20CallerRaw struct {
	Contract *IERC20Caller // Generic read-only contract binding to access the raw methods on
}

// IERC20TransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
type IERC20TransactorRaw struct {
	Contract *IERC20Transactor // Generic write-only contract binding to access the raw methods on
}

// NewIERC20 creates a new instance of IERC20, bound to a specific deployed contract.
func NewIERC20(address common.Address, backend bind.ContractBackend) (*IERC20, error) {
	contract, err := bindIERC20(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &IERC20{IERC20Caller: IERC20Caller{contract: contract}, IERC20Transactor: IERC20Transactor{contract: contract}, IERC20Filterer: IERC20Filterer{contract: contract}}, nil
}

// NewIERC20Caller creates a new read-only instance of IERC20, bound to a specific deployed contract.
func NewIERC20Caller(address common.Address, caller bind.ContractCaller) (*IERC20Caller, error) {
	contract, err := bindIERC20(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &IERC20Caller{contract: contract}, nil
}

// NewIERC20Transactor creates a new write-only instance of IERC20, bound to a specific deployed contract.
func NewIERC20Transactor(address common.Address, transactor bind.ContractTransactor) (*IERC20Transactor, error) {
	contract, err := bindIERC20(address, nil, transactor, nil)
	if err != nil {
		return nil, err
	}
	return &IERC20Transactor{contract: contract}, nil
}

// NewIERC20Filterer creates a new log filterer instance of IERC20, bound to a specific deployed contract.
func NewIERC20Filterer(address common.Address, filterer bind.ContractFilterer) (*IERC20Filterer, error) {
	contract, err := bindIERC20(address, nil, nil, filterer)
	if err != nil {
		return nil, err
	}
	return &IERC20Filterer{contract: contract}, nil
}

// bindIERC20 binds a generic wrapper to an already deployed contract.
func bindIERC20(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
	parsed, err := abi.JSON(strings.NewReader(IERC20ABI))
	if err != nil {
		return nil, err
	}
	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_IERC20 *IERC20Raw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _IERC20.Contract.IERC20Caller.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_IERC20 *IERC20Raw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _IERC20.Contract.IERC20Transactor.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_IERC20 *IERC20Raw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _IERC20.Contract.IERC20Transactor.contract.Transact(opts, method, params...)
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_IERC20 *IERC20CallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _IERC20.Contract.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_IERC20 *IERC20TransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _IERC20.Contract.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_IERC20 *IERC20TransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _IERC20.Contract.contract.Transact(opts, method, params...)
}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_IERC20 *IERC20Caller) Allowance(opts *bind.CallOpts, owner common.Address, spender common.Address) (*big.Int, error) {
	var out []interface{}
	err := _IERC20.contract.Call(opts, &out, "allowance", owner, spender)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_IERC20 *IERC20Session) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
	return _IERC20.Contract.Allowance(&_IERC20.CallOpts, owner, spender)
}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_IERC20 *IERC20CallerSession) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
	return _IERC20.Contract.Allowance(&_IERC20.CallOpts, owner, spender)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address account) view returns(uint256)
func (_IERC20 *IERC20Caller) BalanceOf(opts *bind.CallOpts, account common.Address) (*big.Int, error) {
	var out []interface{}
	err := _IERC20.contract.Call(opts, &out, "balanceOf", account)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address account) view returns(uint256)
func (_IERC20 *IERC20Session) BalanceOf(account common.Address) (*big.Int, error) {
	return _IERC20.Contract.BalanceOf(&_IERC20.CallOpts, account)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address account) view returns(uint256)
func (_IERC20 *IERC20CallerSession) BalanceOf(account common.Address) (*big.Int, error) {
	return _IERC20.Contract.BalanceOf(&_IERC20.CallOpts, account)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_IERC20 *IERC20Caller) TotalSupply(opts *bind.CallOpts) (*big.Int, error) {
	var out []interface{}
	err := _IERC20.contract.Call(opts, &out, "totalSupply")

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_IERC20 *IERC20Session) TotalSupply() (*big.Int, error) {
	return _IERC20.Contract.TotalSupply(&_IERC20.CallOpts)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_IERC20 *IERC20CallerSession) TotalSupply() (*big.Int, error) {
	return _IERC20.Contract.TotalSupply(&_IERC20.CallOpts)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 amount) returns(bool)
func (_IERC20 *IERC20Transactor) Approve(opts *bind.TransactOpts, spender common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.contract.Transact(opts, "approve", spender, amount)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 amount) returns(bool)
func (_IERC20 *IERC20Session) Approve(spender common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.Approve(&_IERC20.TransactOpts, spender, amount)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 amount) returns(bool)
func (_IERC20 *IERC20TransactorSession) Approve(spender common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.Approve(&_IERC20.TransactOpts, spender, amount)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address recipient, uint256 amount) returns(bool)
func (_IERC20 *IERC20Transactor) Transfer(opts *bind.TransactOpts, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.contract.Transact(opts, "transfer", recipient, amount)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address recipient, uint256 amount) returns(bool)
func (_IERC20 *IERC20Session) Transfer(recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.Transfer(&_IERC20.TransactOpts, recipient, amount)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address recipient, uint256 amount) returns(bool)
func (_IERC20 *IERC20TransactorSession) Transfer(recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.Transfer(&_IERC20.TransactOpts, recipient, amount)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address sender, address recipient, uint256 amount) returns(bool)
func (_IERC20 *IERC20Transactor) TransferFrom(opts *bind.TransactOpts, sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.contract.Transact(opts, "transferFrom", sender, recipient, amount)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address sender, address recipient, uint256 amount) returns(bool)
func (_IERC20 *IERC20Session) TransferFrom(sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.TransferFrom(&_IERC20.TransactOpts, sender, recipient, amount)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address sender, address recipient, uint256 amount) returns(bool)
func (_IERC20 *IERC20TransactorSession) TransferFrom(sender common.Address, recipient common.Address, amount *big.Int) (*types.Transaction, error) {
	return _IERC20.Contract.TransferFrom(&_IERC20.TransactOpts, sender, recipient, amount)
}

// IERC20ApprovalIterator is returned from FilterApproval and is used to iterate over the raw logs and unpacked data for Approval events raised by the IERC20 contract.
type IERC20ApprovalIterator struct {
	Event *IERC20Approval // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *IERC20ApprovalIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(IERC20Approval)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(IERC20Approval)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *IERC20ApprovalIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *IERC20ApprovalIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// IERC20Approval represents a Approval event raised by the IERC20 contract.
type IERC20Approval struct {
	Owner   common.Address
	Spender common.Address
	Value   *big.Int
	Raw     types.Log // Blockchain specific contextual infos
}

// FilterApproval is a free log retrieval operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_IERC20 *IERC20Filterer) FilterApproval(opts *bind.FilterOpts, owner []common.Address, spender []common.Address) (*IERC20ApprovalIterator, error) {

	var ownerRule []interface{}
	for _, ownerItem := range owner {
		ownerRule = append(ownerRule, ownerItem)
	}
	var spenderRule []interface{}
	for _, spenderItem := range spender {
		spenderRule = append(spenderRule, spenderItem)
	}

	logs, sub, err := _IERC20.contract.FilterLogs(opts, "Approval", ownerRule, spenderRule)
	if err != nil {
		return nil, err
	}
	return &IERC20ApprovalIterator{contract: _IERC20.contract, event: "Approval", logs: logs, sub: sub}, nil
}

// WatchApproval is a free log subscription operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_IERC20 *IERC20Filterer) WatchApproval(opts *bind.WatchOpts, sink chan<- *IERC20Approval, owner []common.Address, spender []common.Address) (event.Subscription, error) {

	var ownerRule []interface{}
	for _, ownerItem := range owner {
		ownerRule = append(ownerRule, ownerItem)
	}
	var spenderRule []interface{}
	for _, spenderItem := range spender {
		spenderRule = append(spenderRule, spenderItem)
	}

	logs, sub, err := _IERC20.contract.WatchLogs(opts, "Approval", ownerRule, spenderRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(IERC20Approval)
				if err := _IERC20.contract.UnpackLog(event, "Approval", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseApproval is a log parse operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_IERC20 *IERC20Filterer) ParseApproval(log types.Log) (*IERC20Approval, error) {
	event := new(IERC20Approval)
	if err := _IERC20.contract.UnpackLog(event, "Approval", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// IERC20TransferIterator is returned from FilterTransfer and is used to iterate over the raw logs and unpacked data for Transfer events raised by the IERC20 contract.
type IERC20TransferIterator struct {
	Event *IERC20Transfer // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *IERC20TransferIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(IERC20Transfer)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(IERC20Transfer)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *IERC20TransferIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *IERC20TransferIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// IERC20Transfer represents a Transfer event raised by the IERC20 contract.
type IERC20Transfer struct {
	From  common.Address
	To    common.Address
	Value *big.Int
	Raw   types.Log // Blockchain specific contextual infos
}

// FilterTransfer is a free log retrieval operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_IERC20 *IERC20Filterer) FilterTransfer(opts *bind.FilterOpts, from []common.Address, to []common.Address) (*IERC20TransferIterator, error) {

	var fromRule []interface{}
	for _, fromItem := range from {
		fromRule = append(fromRule, fromItem)
	}
	var toRule []interface{}
	for _, toItem := range to {
		toRule = append(toRule, toItem)
	}

	logs, sub, err := _IERC20.contract.FilterLogs(opts, "Transfer", fromRule, toRule)
	if err != nil {
		return nil, err
	}
	return &IERC20TransferIterator{contract: _IERC20.contract, event: "Transfer", logs: logs, sub: sub}, nil
}

// WatchTransfer is a free log subscription operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_IERC20 *IERC20Filterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *IERC20Transfer, from []common.Address, to []common.Address) (event.Subscription, error) {

	var fromRule []interface{}
	for _, fromItem := range from {
		fromRule = append(fromRule, fromItem)
	}
	var toRule []interface{}
	for _, toItem := range to {
		toRule = append(toRule, toItem)
	}

	logs, sub, err := _IERC20.contract.WatchLogs(opts, "Transfer", fromRule, toRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(IERC20Transfer)
				if err := _IERC20.contract.UnpackLog(event, "Transfer", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseTransfer is a log parse operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_IERC20 *IERC20Filterer) ParseTransfer(log types.Log) (*IERC20Transfer, error) {
	event := new(IERC20Transfer)
	if err := _IERC20.contract.UnpackLog(event, "Transfer", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// MetafinanceMetaData contains all meta data concerning the Metafinance contract.
var MetafinanceMetaData = &bind.MetaData{
	ABI: "[{\"constant\":true,\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"spender\",\"type\":\"address\"},{\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"totalSupply\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_from\",\"type\":\"address\"},{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"name\":\"\",\"type\":\"uint8\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"initialSupply\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"spender\",\"type\":\"address\"},{\"name\":\"addedValue\",\"type\":\"uint256\"}],\"name\":\"increaseAllowance\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"burn\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_holder\",\"type\":\"address\"},{\"name\":\"_idx\",\"type\":\"uint256\"}],\"name\":\"lockState\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"},{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_holder\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"name\":\"balance\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_holder\",\"type\":\"address\"},{\"name\":\"i\",\"type\":\"uint256\"}],\"name\":\"unlock\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"name\":\"\",\"type\":\"address\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"symbol\",\"outputs\":[{\"name\":\"\",\"type\":\"string\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"spender\",\"type\":\"address\"},{\"name\":\"subtractedValue\",\"type\":\"uint256\"}],\"name\":\"decreaseAllowance\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"owner\",\"type\":\"address\"},{\"name\":\"spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_to\",\"type\":\"address\"},{\"name\":\"_value\",\"type\":\"uint256\"},{\"name\":\"_releaseTime\",\"type\":\"uint256\"}],\"name\":\"transferWithLock\",\"outputs\":[{\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"name\":\"_holder\",\"type\":\"address\"}],\"name\":\"lockCount\",\"outputs\":[{\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_holder\",\"type\":\"address\"},{\"name\":\"_amount\",\"type\":\"uint256\"},{\"name\":\"_releaseTime\",\"type\":\"uint256\"}],\"name\":\"lock\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"name\":\"_newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"previousOwner\",\"type\":\"address\"}],\"name\":\"OwnershipRenounced\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"previousOwner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"newOwner\",\"type\":\"address\"}],\"name\":\"OwnershipTransferred\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"burner\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Burn\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"holder\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"},{\"indexed\":false,\"name\":\"releaseTime\",\"type\":\"uint256\"}],\"name\":\"Lock\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"holder\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Unlock\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"from\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"to\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"name\":\"owner\",\"type\":\"address\"},{\"indexed\":true,\"name\":\"spender\",\"type\":\"address\"},{\"indexed\":false,\"name\":\"value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"}]",
	Sigs: map[string]string{
		"dd62ed3e": "allowance(address,address)",
		"095ea7b3": "approve(address,uint256)",
		"70a08231": "balanceOf(address)",
		"42966c68": "burn(uint256)",
		"313ce567": "decimals()",
		"a457c2d7": "decreaseAllowance(address,uint256)",
		"39509351": "increaseAllowance(address,uint256)",
		"378dc3dc": "initialSupply()",
		"e2ab691d": "lock(address,uint256,uint256)",
		"df034586": "lockCount(address)",
		"46cf1bb5": "lockState(address,uint256)",
		"06fdde03": "name()",
		"8da5cb5b": "owner()",
		"95d89b41": "symbol()",
		"18160ddd": "totalSupply()",
		"a9059cbb": "transfer(address,uint256)",
		"23b872dd": "transferFrom(address,address,uint256)",
		"f2fde38b": "transferOwnership(address)",
		"de6baccb": "transferWithLock(address,uint256,uint256)",
		"7eee288d": "unlock(address,uint256)",
	},
	Bin: 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}

// MetafinanceABI is the input ABI used to generate the binding from.
// Deprecated: Use MetafinanceMetaData.ABI instead.
var MetafinanceABI = MetafinanceMetaData.ABI

// Deprecated: Use MetafinanceMetaData.Sigs instead.
// MetafinanceFuncSigs maps the 4-byte function signature to its string representation.
var MetafinanceFuncSigs = MetafinanceMetaData.Sigs

// MetafinanceBin is the compiled bytecode used for deploying new contracts.
// Deprecated: Use MetafinanceMetaData.Bin instead.
var MetafinanceBin = MetafinanceMetaData.Bin

// DeployMetafinance deploys a new Ethereum contract, binding an instance of Metafinance to it.
func DeployMetafinance(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *Metafinance, error) {
	parsed, err := MetafinanceMetaData.GetAbi()
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	if parsed == nil {
		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
	}

	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(MetafinanceBin), backend)
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	return address, tx, &Metafinance{MetafinanceCaller: MetafinanceCaller{contract: contract}, MetafinanceTransactor: MetafinanceTransactor{contract: contract}, MetafinanceFilterer: MetafinanceFilterer{contract: contract}}, nil
}

// Metafinance is an auto generated Go binding around an Ethereum contract.
type Metafinance struct {
	MetafinanceCaller     // Read-only binding to the contract
	MetafinanceTransactor // Write-only binding to the contract
	MetafinanceFilterer   // Log filterer for contract events
}

// MetafinanceCaller is an auto generated read-only Go binding around an Ethereum contract.
type MetafinanceCaller struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// MetafinanceTransactor is an auto generated write-only Go binding around an Ethereum contract.
type MetafinanceTransactor struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// MetafinanceFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
type MetafinanceFilterer struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// MetafinanceSession is an auto generated Go binding around an Ethereum contract,
// with pre-set call and transact options.
type MetafinanceSession struct {
	Contract     *Metafinance      // Generic contract binding to set the session for
	CallOpts     bind.CallOpts     // Call options to use throughout this session
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// MetafinanceCallerSession is an auto generated read-only Go binding around an Ethereum contract,
// with pre-set call options.
type MetafinanceCallerSession struct {
	Contract *MetafinanceCaller // Generic contract caller binding to set the session for
	CallOpts bind.CallOpts      // Call options to use throughout this session
}

// MetafinanceTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
// with pre-set transact options.
type MetafinanceTransactorSession struct {
	Contract     *MetafinanceTransactor // Generic contract transactor binding to set the session for
	TransactOpts bind.TransactOpts      // Transaction auth options to use throughout this session
}

// MetafinanceRaw is an auto generated low-level Go binding around an Ethereum contract.
type MetafinanceRaw struct {
	Contract *Metafinance // Generic contract binding to access the raw methods on
}

// MetafinanceCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
type MetafinanceCallerRaw struct {
	Contract *MetafinanceCaller // Generic read-only contract binding to access the raw methods on
}

// MetafinanceTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
type MetafinanceTransactorRaw struct {
	Contract *MetafinanceTransactor // Generic write-only contract binding to access the raw methods on
}

// NewMetafinance creates a new instance of Metafinance, bound to a specific deployed contract.
func NewMetafinance(address common.Address, backend bind.ContractBackend) (*Metafinance, error) {
	contract, err := bindMetafinance(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &Metafinance{MetafinanceCaller: MetafinanceCaller{contract: contract}, MetafinanceTransactor: MetafinanceTransactor{contract: contract}, MetafinanceFilterer: MetafinanceFilterer{contract: contract}}, nil
}

// NewMetafinanceCaller creates a new read-only instance of Metafinance, bound to a specific deployed contract.
func NewMetafinanceCaller(address common.Address, caller bind.ContractCaller) (*MetafinanceCaller, error) {
	contract, err := bindMetafinance(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &MetafinanceCaller{contract: contract}, nil
}

// NewMetafinanceTransactor creates a new write-only instance of Metafinance, bound to a specific deployed contract.
func NewMetafinanceTransactor(address common.Address, transactor bind.ContractTransactor) (*MetafinanceTransactor, error) {
	contract, err := bindMetafinance(address, nil, transactor, nil)
	if err != nil {
		return nil, err
	}
	return &MetafinanceTransactor{contract: contract}, nil
}

// NewMetafinanceFilterer creates a new log filterer instance of Metafinance, bound to a specific deployed contract.
func NewMetafinanceFilterer(address common.Address, filterer bind.ContractFilterer) (*MetafinanceFilterer, error) {
	contract, err := bindMetafinance(address, nil, nil, filterer)
	if err != nil {
		return nil, err
	}
	return &MetafinanceFilterer{contract: contract}, nil
}

// bindMetafinance binds a generic wrapper to an already deployed contract.
func bindMetafinance(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
	parsed, err := abi.JSON(strings.NewReader(MetafinanceABI))
	if err != nil {
		return nil, err
	}
	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_Metafinance *MetafinanceRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _Metafinance.Contract.MetafinanceCaller.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_Metafinance *MetafinanceRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _Metafinance.Contract.MetafinanceTransactor.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_Metafinance *MetafinanceRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _Metafinance.Contract.MetafinanceTransactor.contract.Transact(opts, method, params...)
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_Metafinance *MetafinanceCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _Metafinance.Contract.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_Metafinance *MetafinanceTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _Metafinance.Contract.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_Metafinance *MetafinanceTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _Metafinance.Contract.contract.Transact(opts, method, params...)
}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_Metafinance *MetafinanceCaller) Allowance(opts *bind.CallOpts, owner common.Address, spender common.Address) (*big.Int, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "allowance", owner, spender)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_Metafinance *MetafinanceSession) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
	return _Metafinance.Contract.Allowance(&_Metafinance.CallOpts, owner, spender)
}

// Allowance is a free data retrieval call binding the contract method 0xdd62ed3e.
//
// Solidity: function allowance(address owner, address spender) view returns(uint256)
func (_Metafinance *MetafinanceCallerSession) Allowance(owner common.Address, spender common.Address) (*big.Int, error) {
	return _Metafinance.Contract.Allowance(&_Metafinance.CallOpts, owner, spender)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address _holder) view returns(uint256 balance)
func (_Metafinance *MetafinanceCaller) BalanceOf(opts *bind.CallOpts, _holder common.Address) (*big.Int, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "balanceOf", _holder)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address _holder) view returns(uint256 balance)
func (_Metafinance *MetafinanceSession) BalanceOf(_holder common.Address) (*big.Int, error) {
	return _Metafinance.Contract.BalanceOf(&_Metafinance.CallOpts, _holder)
}

// BalanceOf is a free data retrieval call binding the contract method 0x70a08231.
//
// Solidity: function balanceOf(address _holder) view returns(uint256 balance)
func (_Metafinance *MetafinanceCallerSession) BalanceOf(_holder common.Address) (*big.Int, error) {
	return _Metafinance.Contract.BalanceOf(&_Metafinance.CallOpts, _holder)
}

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() view returns(uint8)
func (_Metafinance *MetafinanceCaller) Decimals(opts *bind.CallOpts) (uint8, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "decimals")

	if err != nil {
		return *new(uint8), err
	}

	out0 := *abi.ConvertType(out[0], new(uint8)).(*uint8)

	return out0, err

}

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() view returns(uint8)
func (_Metafinance *MetafinanceSession) Decimals() (uint8, error) {
	return _Metafinance.Contract.Decimals(&_Metafinance.CallOpts)
}

// Decimals is a free data retrieval call binding the contract method 0x313ce567.
//
// Solidity: function decimals() view returns(uint8)
func (_Metafinance *MetafinanceCallerSession) Decimals() (uint8, error) {
	return _Metafinance.Contract.Decimals(&_Metafinance.CallOpts)
}

// InitialSupply is a free data retrieval call binding the contract method 0x378dc3dc.
//
// Solidity: function initialSupply() view returns(uint256)
func (_Metafinance *MetafinanceCaller) InitialSupply(opts *bind.CallOpts) (*big.Int, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "initialSupply")

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// InitialSupply is a free data retrieval call binding the contract method 0x378dc3dc.
//
// Solidity: function initialSupply() view returns(uint256)
func (_Metafinance *MetafinanceSession) InitialSupply() (*big.Int, error) {
	return _Metafinance.Contract.InitialSupply(&_Metafinance.CallOpts)
}

// InitialSupply is a free data retrieval call binding the contract method 0x378dc3dc.
//
// Solidity: function initialSupply() view returns(uint256)
func (_Metafinance *MetafinanceCallerSession) InitialSupply() (*big.Int, error) {
	return _Metafinance.Contract.InitialSupply(&_Metafinance.CallOpts)
}

// LockCount is a free data retrieval call binding the contract method 0xdf034586.
//
// Solidity: function lockCount(address _holder) view returns(uint256)
func (_Metafinance *MetafinanceCaller) LockCount(opts *bind.CallOpts, _holder common.Address) (*big.Int, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "lockCount", _holder)

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// LockCount is a free data retrieval call binding the contract method 0xdf034586.
//
// Solidity: function lockCount(address _holder) view returns(uint256)
func (_Metafinance *MetafinanceSession) LockCount(_holder common.Address) (*big.Int, error) {
	return _Metafinance.Contract.LockCount(&_Metafinance.CallOpts, _holder)
}

// LockCount is a free data retrieval call binding the contract method 0xdf034586.
//
// Solidity: function lockCount(address _holder) view returns(uint256)
func (_Metafinance *MetafinanceCallerSession) LockCount(_holder common.Address) (*big.Int, error) {
	return _Metafinance.Contract.LockCount(&_Metafinance.CallOpts, _holder)
}

// LockState is a free data retrieval call binding the contract method 0x46cf1bb5.
//
// Solidity: function lockState(address _holder, uint256 _idx) view returns(uint256, uint256)
func (_Metafinance *MetafinanceCaller) LockState(opts *bind.CallOpts, _holder common.Address, _idx *big.Int) (*big.Int, *big.Int, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "lockState", _holder, _idx)

	if err != nil {
		return *new(*big.Int), *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)
	out1 := *abi.ConvertType(out[1], new(*big.Int)).(**big.Int)

	return out0, out1, err

}

// LockState is a free data retrieval call binding the contract method 0x46cf1bb5.
//
// Solidity: function lockState(address _holder, uint256 _idx) view returns(uint256, uint256)
func (_Metafinance *MetafinanceSession) LockState(_holder common.Address, _idx *big.Int) (*big.Int, *big.Int, error) {
	return _Metafinance.Contract.LockState(&_Metafinance.CallOpts, _holder, _idx)
}

// LockState is a free data retrieval call binding the contract method 0x46cf1bb5.
//
// Solidity: function lockState(address _holder, uint256 _idx) view returns(uint256, uint256)
func (_Metafinance *MetafinanceCallerSession) LockState(_holder common.Address, _idx *big.Int) (*big.Int, *big.Int, error) {
	return _Metafinance.Contract.LockState(&_Metafinance.CallOpts, _holder, _idx)
}

// Name is a free data retrieval call binding the contract method 0x06fdde03.
//
// Solidity: function name() view returns(string)
func (_Metafinance *MetafinanceCaller) Name(opts *bind.CallOpts) (string, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "name")

	if err != nil {
		return *new(string), err
	}

	out0 := *abi.ConvertType(out[0], new(string)).(*string)

	return out0, err

}

// Name is a free data retrieval call binding the contract method 0x06fdde03.
//
// Solidity: function name() view returns(string)
func (_Metafinance *MetafinanceSession) Name() (string, error) {
	return _Metafinance.Contract.Name(&_Metafinance.CallOpts)
}

// Name is a free data retrieval call binding the contract method 0x06fdde03.
//
// Solidity: function name() view returns(string)
func (_Metafinance *MetafinanceCallerSession) Name() (string, error) {
	return _Metafinance.Contract.Name(&_Metafinance.CallOpts)
}

// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
//
// Solidity: function owner() view returns(address)
func (_Metafinance *MetafinanceCaller) Owner(opts *bind.CallOpts) (common.Address, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "owner")

	if err != nil {
		return *new(common.Address), err
	}

	out0 := *abi.ConvertType(out[0], new(common.Address)).(*common.Address)

	return out0, err

}

// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
//
// Solidity: function owner() view returns(address)
func (_Metafinance *MetafinanceSession) Owner() (common.Address, error) {
	return _Metafinance.Contract.Owner(&_Metafinance.CallOpts)
}

// Owner is a free data retrieval call binding the contract method 0x8da5cb5b.
//
// Solidity: function owner() view returns(address)
func (_Metafinance *MetafinanceCallerSession) Owner() (common.Address, error) {
	return _Metafinance.Contract.Owner(&_Metafinance.CallOpts)
}

// Symbol is a free data retrieval call binding the contract method 0x95d89b41.
//
// Solidity: function symbol() view returns(string)
func (_Metafinance *MetafinanceCaller) Symbol(opts *bind.CallOpts) (string, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "symbol")

	if err != nil {
		return *new(string), err
	}

	out0 := *abi.ConvertType(out[0], new(string)).(*string)

	return out0, err

}

// Symbol is a free data retrieval call binding the contract method 0x95d89b41.
//
// Solidity: function symbol() view returns(string)
func (_Metafinance *MetafinanceSession) Symbol() (string, error) {
	return _Metafinance.Contract.Symbol(&_Metafinance.CallOpts)
}

// Symbol is a free data retrieval call binding the contract method 0x95d89b41.
//
// Solidity: function symbol() view returns(string)
func (_Metafinance *MetafinanceCallerSession) Symbol() (string, error) {
	return _Metafinance.Contract.Symbol(&_Metafinance.CallOpts)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_Metafinance *MetafinanceCaller) TotalSupply(opts *bind.CallOpts) (*big.Int, error) {
	var out []interface{}
	err := _Metafinance.contract.Call(opts, &out, "totalSupply")

	if err != nil {
		return *new(*big.Int), err
	}

	out0 := *abi.ConvertType(out[0], new(*big.Int)).(**big.Int)

	return out0, err

}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_Metafinance *MetafinanceSession) TotalSupply() (*big.Int, error) {
	return _Metafinance.Contract.TotalSupply(&_Metafinance.CallOpts)
}

// TotalSupply is a free data retrieval call binding the contract method 0x18160ddd.
//
// Solidity: function totalSupply() view returns(uint256)
func (_Metafinance *MetafinanceCallerSession) TotalSupply() (*big.Int, error) {
	return _Metafinance.Contract.TotalSupply(&_Metafinance.CallOpts)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 value) returns(bool)
func (_Metafinance *MetafinanceTransactor) Approve(opts *bind.TransactOpts, spender common.Address, value *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "approve", spender, value)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 value) returns(bool)
func (_Metafinance *MetafinanceSession) Approve(spender common.Address, value *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Approve(&_Metafinance.TransactOpts, spender, value)
}

// Approve is a paid mutator transaction binding the contract method 0x095ea7b3.
//
// Solidity: function approve(address spender, uint256 value) returns(bool)
func (_Metafinance *MetafinanceTransactorSession) Approve(spender common.Address, value *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Approve(&_Metafinance.TransactOpts, spender, value)
}

// Burn is a paid mutator transaction binding the contract method 0x42966c68.
//
// Solidity: function burn(uint256 _value) returns()
func (_Metafinance *MetafinanceTransactor) Burn(opts *bind.TransactOpts, _value *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "burn", _value)
}

// Burn is a paid mutator transaction binding the contract method 0x42966c68.
//
// Solidity: function burn(uint256 _value) returns()
func (_Metafinance *MetafinanceSession) Burn(_value *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Burn(&_Metafinance.TransactOpts, _value)
}

// Burn is a paid mutator transaction binding the contract method 0x42966c68.
//
// Solidity: function burn(uint256 _value) returns()
func (_Metafinance *MetafinanceTransactorSession) Burn(_value *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Burn(&_Metafinance.TransactOpts, _value)
}

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_Metafinance *MetafinanceTransactor) DecreaseAllowance(opts *bind.TransactOpts, spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "decreaseAllowance", spender, subtractedValue)
}

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_Metafinance *MetafinanceSession) DecreaseAllowance(spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.DecreaseAllowance(&_Metafinance.TransactOpts, spender, subtractedValue)
}

// DecreaseAllowance is a paid mutator transaction binding the contract method 0xa457c2d7.
//
// Solidity: function decreaseAllowance(address spender, uint256 subtractedValue) returns(bool)
func (_Metafinance *MetafinanceTransactorSession) DecreaseAllowance(spender common.Address, subtractedValue *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.DecreaseAllowance(&_Metafinance.TransactOpts, spender, subtractedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_Metafinance *MetafinanceTransactor) IncreaseAllowance(opts *bind.TransactOpts, spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "increaseAllowance", spender, addedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_Metafinance *MetafinanceSession) IncreaseAllowance(spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.IncreaseAllowance(&_Metafinance.TransactOpts, spender, addedValue)
}

// IncreaseAllowance is a paid mutator transaction binding the contract method 0x39509351.
//
// Solidity: function increaseAllowance(address spender, uint256 addedValue) returns(bool)
func (_Metafinance *MetafinanceTransactorSession) IncreaseAllowance(spender common.Address, addedValue *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.IncreaseAllowance(&_Metafinance.TransactOpts, spender, addedValue)
}

// Lock is a paid mutator transaction binding the contract method 0xe2ab691d.
//
// Solidity: function lock(address _holder, uint256 _amount, uint256 _releaseTime) returns()
func (_Metafinance *MetafinanceTransactor) Lock(opts *bind.TransactOpts, _holder common.Address, _amount *big.Int, _releaseTime *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "lock", _holder, _amount, _releaseTime)
}

// Lock is a paid mutator transaction binding the contract method 0xe2ab691d.
//
// Solidity: function lock(address _holder, uint256 _amount, uint256 _releaseTime) returns()
func (_Metafinance *MetafinanceSession) Lock(_holder common.Address, _amount *big.Int, _releaseTime *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Lock(&_Metafinance.TransactOpts, _holder, _amount, _releaseTime)
}

// Lock is a paid mutator transaction binding the contract method 0xe2ab691d.
//
// Solidity: function lock(address _holder, uint256 _amount, uint256 _releaseTime) returns()
func (_Metafinance *MetafinanceTransactorSession) Lock(_holder common.Address, _amount *big.Int, _releaseTime *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Lock(&_Metafinance.TransactOpts, _holder, _amount, _releaseTime)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address _to, uint256 _value) returns(bool)
func (_Metafinance *MetafinanceTransactor) Transfer(opts *bind.TransactOpts, _to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "transfer", _to, _value)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address _to, uint256 _value) returns(bool)
func (_Metafinance *MetafinanceSession) Transfer(_to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Transfer(&_Metafinance.TransactOpts, _to, _value)
}

// Transfer is a paid mutator transaction binding the contract method 0xa9059cbb.
//
// Solidity: function transfer(address _to, uint256 _value) returns(bool)
func (_Metafinance *MetafinanceTransactorSession) Transfer(_to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Transfer(&_Metafinance.TransactOpts, _to, _value)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address _from, address _to, uint256 _value) returns(bool)
func (_Metafinance *MetafinanceTransactor) TransferFrom(opts *bind.TransactOpts, _from common.Address, _to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "transferFrom", _from, _to, _value)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address _from, address _to, uint256 _value) returns(bool)
func (_Metafinance *MetafinanceSession) TransferFrom(_from common.Address, _to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.TransferFrom(&_Metafinance.TransactOpts, _from, _to, _value)
}

// TransferFrom is a paid mutator transaction binding the contract method 0x23b872dd.
//
// Solidity: function transferFrom(address _from, address _to, uint256 _value) returns(bool)
func (_Metafinance *MetafinanceTransactorSession) TransferFrom(_from common.Address, _to common.Address, _value *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.TransferFrom(&_Metafinance.TransactOpts, _from, _to, _value)
}

// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
//
// Solidity: function transferOwnership(address _newOwner) returns()
func (_Metafinance *MetafinanceTransactor) TransferOwnership(opts *bind.TransactOpts, _newOwner common.Address) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "transferOwnership", _newOwner)
}

// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
//
// Solidity: function transferOwnership(address _newOwner) returns()
func (_Metafinance *MetafinanceSession) TransferOwnership(_newOwner common.Address) (*types.Transaction, error) {
	return _Metafinance.Contract.TransferOwnership(&_Metafinance.TransactOpts, _newOwner)
}

// TransferOwnership is a paid mutator transaction binding the contract method 0xf2fde38b.
//
// Solidity: function transferOwnership(address _newOwner) returns()
func (_Metafinance *MetafinanceTransactorSession) TransferOwnership(_newOwner common.Address) (*types.Transaction, error) {
	return _Metafinance.Contract.TransferOwnership(&_Metafinance.TransactOpts, _newOwner)
}

// TransferWithLock is a paid mutator transaction binding the contract method 0xde6baccb.
//
// Solidity: function transferWithLock(address _to, uint256 _value, uint256 _releaseTime) returns(bool)
func (_Metafinance *MetafinanceTransactor) TransferWithLock(opts *bind.TransactOpts, _to common.Address, _value *big.Int, _releaseTime *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "transferWithLock", _to, _value, _releaseTime)
}

// TransferWithLock is a paid mutator transaction binding the contract method 0xde6baccb.
//
// Solidity: function transferWithLock(address _to, uint256 _value, uint256 _releaseTime) returns(bool)
func (_Metafinance *MetafinanceSession) TransferWithLock(_to common.Address, _value *big.Int, _releaseTime *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.TransferWithLock(&_Metafinance.TransactOpts, _to, _value, _releaseTime)
}

// TransferWithLock is a paid mutator transaction binding the contract method 0xde6baccb.
//
// Solidity: function transferWithLock(address _to, uint256 _value, uint256 _releaseTime) returns(bool)
func (_Metafinance *MetafinanceTransactorSession) TransferWithLock(_to common.Address, _value *big.Int, _releaseTime *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.TransferWithLock(&_Metafinance.TransactOpts, _to, _value, _releaseTime)
}

// Unlock is a paid mutator transaction binding the contract method 0x7eee288d.
//
// Solidity: function unlock(address _holder, uint256 i) returns()
func (_Metafinance *MetafinanceTransactor) Unlock(opts *bind.TransactOpts, _holder common.Address, i *big.Int) (*types.Transaction, error) {
	return _Metafinance.contract.Transact(opts, "unlock", _holder, i)
}

// Unlock is a paid mutator transaction binding the contract method 0x7eee288d.
//
// Solidity: function unlock(address _holder, uint256 i) returns()
func (_Metafinance *MetafinanceSession) Unlock(_holder common.Address, i *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Unlock(&_Metafinance.TransactOpts, _holder, i)
}

// Unlock is a paid mutator transaction binding the contract method 0x7eee288d.
//
// Solidity: function unlock(address _holder, uint256 i) returns()
func (_Metafinance *MetafinanceTransactorSession) Unlock(_holder common.Address, i *big.Int) (*types.Transaction, error) {
	return _Metafinance.Contract.Unlock(&_Metafinance.TransactOpts, _holder, i)
}

// MetafinanceApprovalIterator is returned from FilterApproval and is used to iterate over the raw logs and unpacked data for Approval events raised by the Metafinance contract.
type MetafinanceApprovalIterator struct {
	Event *MetafinanceApproval // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *MetafinanceApprovalIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(MetafinanceApproval)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(MetafinanceApproval)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *MetafinanceApprovalIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *MetafinanceApprovalIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// MetafinanceApproval represents a Approval event raised by the Metafinance contract.
type MetafinanceApproval struct {
	Owner   common.Address
	Spender common.Address
	Value   *big.Int
	Raw     types.Log // Blockchain specific contextual infos
}

// FilterApproval is a free log retrieval operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_Metafinance *MetafinanceFilterer) FilterApproval(opts *bind.FilterOpts, owner []common.Address, spender []common.Address) (*MetafinanceApprovalIterator, error) {

	var ownerRule []interface{}
	for _, ownerItem := range owner {
		ownerRule = append(ownerRule, ownerItem)
	}
	var spenderRule []interface{}
	for _, spenderItem := range spender {
		spenderRule = append(spenderRule, spenderItem)
	}

	logs, sub, err := _Metafinance.contract.FilterLogs(opts, "Approval", ownerRule, spenderRule)
	if err != nil {
		return nil, err
	}
	return &MetafinanceApprovalIterator{contract: _Metafinance.contract, event: "Approval", logs: logs, sub: sub}, nil
}

// WatchApproval is a free log subscription operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_Metafinance *MetafinanceFilterer) WatchApproval(opts *bind.WatchOpts, sink chan<- *MetafinanceApproval, owner []common.Address, spender []common.Address) (event.Subscription, error) {

	var ownerRule []interface{}
	for _, ownerItem := range owner {
		ownerRule = append(ownerRule, ownerItem)
	}
	var spenderRule []interface{}
	for _, spenderItem := range spender {
		spenderRule = append(spenderRule, spenderItem)
	}

	logs, sub, err := _Metafinance.contract.WatchLogs(opts, "Approval", ownerRule, spenderRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(MetafinanceApproval)
				if err := _Metafinance.contract.UnpackLog(event, "Approval", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseApproval is a log parse operation binding the contract event 0x8c5be1e5ebec7d5bd14f71427d1e84f3dd0314c0f7b2291e5b200ac8c7c3b925.
//
// Solidity: event Approval(address indexed owner, address indexed spender, uint256 value)
func (_Metafinance *MetafinanceFilterer) ParseApproval(log types.Log) (*MetafinanceApproval, error) {
	event := new(MetafinanceApproval)
	if err := _Metafinance.contract.UnpackLog(event, "Approval", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// MetafinanceBurnIterator is returned from FilterBurn and is used to iterate over the raw logs and unpacked data for Burn events raised by the Metafinance contract.
type MetafinanceBurnIterator struct {
	Event *MetafinanceBurn // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *MetafinanceBurnIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(MetafinanceBurn)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(MetafinanceBurn)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *MetafinanceBurnIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *MetafinanceBurnIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// MetafinanceBurn represents a Burn event raised by the Metafinance contract.
type MetafinanceBurn struct {
	Burner common.Address
	Value  *big.Int
	Raw    types.Log // Blockchain specific contextual infos
}

// FilterBurn is a free log retrieval operation binding the contract event 0xcc16f5dbb4873280815c1ee09dbd06736cffcc184412cf7a71a0fdb75d397ca5.
//
// Solidity: event Burn(address indexed burner, uint256 value)
func (_Metafinance *MetafinanceFilterer) FilterBurn(opts *bind.FilterOpts, burner []common.Address) (*MetafinanceBurnIterator, error) {

	var burnerRule []interface{}
	for _, burnerItem := range burner {
		burnerRule = append(burnerRule, burnerItem)
	}

	logs, sub, err := _Metafinance.contract.FilterLogs(opts, "Burn", burnerRule)
	if err != nil {
		return nil, err
	}
	return &MetafinanceBurnIterator{contract: _Metafinance.contract, event: "Burn", logs: logs, sub: sub}, nil
}

// WatchBurn is a free log subscription operation binding the contract event 0xcc16f5dbb4873280815c1ee09dbd06736cffcc184412cf7a71a0fdb75d397ca5.
//
// Solidity: event Burn(address indexed burner, uint256 value)
func (_Metafinance *MetafinanceFilterer) WatchBurn(opts *bind.WatchOpts, sink chan<- *MetafinanceBurn, burner []common.Address) (event.Subscription, error) {

	var burnerRule []interface{}
	for _, burnerItem := range burner {
		burnerRule = append(burnerRule, burnerItem)
	}

	logs, sub, err := _Metafinance.contract.WatchLogs(opts, "Burn", burnerRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(MetafinanceBurn)
				if err := _Metafinance.contract.UnpackLog(event, "Burn", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseBurn is a log parse operation binding the contract event 0xcc16f5dbb4873280815c1ee09dbd06736cffcc184412cf7a71a0fdb75d397ca5.
//
// Solidity: event Burn(address indexed burner, uint256 value)
func (_Metafinance *MetafinanceFilterer) ParseBurn(log types.Log) (*MetafinanceBurn, error) {
	event := new(MetafinanceBurn)
	if err := _Metafinance.contract.UnpackLog(event, "Burn", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// MetafinanceLockIterator is returned from FilterLock and is used to iterate over the raw logs and unpacked data for Lock events raised by the Metafinance contract.
type MetafinanceLockIterator struct {
	Event *MetafinanceLock // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *MetafinanceLockIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(MetafinanceLock)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(MetafinanceLock)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *MetafinanceLockIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *MetafinanceLockIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// MetafinanceLock represents a Lock event raised by the Metafinance contract.
type MetafinanceLock struct {
	Holder      common.Address
	Value       *big.Int
	ReleaseTime *big.Int
	Raw         types.Log // Blockchain specific contextual infos
}

// FilterLock is a free log retrieval operation binding the contract event 0x49eaf4942f1237055eb4cfa5f31c9dfe50d5b4ade01e021f7de8be2fbbde557b.
//
// Solidity: event Lock(address indexed holder, uint256 value, uint256 releaseTime)
func (_Metafinance *MetafinanceFilterer) FilterLock(opts *bind.FilterOpts, holder []common.Address) (*MetafinanceLockIterator, error) {

	var holderRule []interface{}
	for _, holderItem := range holder {
		holderRule = append(holderRule, holderItem)
	}

	logs, sub, err := _Metafinance.contract.FilterLogs(opts, "Lock", holderRule)
	if err != nil {
		return nil, err
	}
	return &MetafinanceLockIterator{contract: _Metafinance.contract, event: "Lock", logs: logs, sub: sub}, nil
}

// WatchLock is a free log subscription operation binding the contract event 0x49eaf4942f1237055eb4cfa5f31c9dfe50d5b4ade01e021f7de8be2fbbde557b.
//
// Solidity: event Lock(address indexed holder, uint256 value, uint256 releaseTime)
func (_Metafinance *MetafinanceFilterer) WatchLock(opts *bind.WatchOpts, sink chan<- *MetafinanceLock, holder []common.Address) (event.Subscription, error) {

	var holderRule []interface{}
	for _, holderItem := range holder {
		holderRule = append(holderRule, holderItem)
	}

	logs, sub, err := _Metafinance.contract.WatchLogs(opts, "Lock", holderRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(MetafinanceLock)
				if err := _Metafinance.contract.UnpackLog(event, "Lock", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseLock is a log parse operation binding the contract event 0x49eaf4942f1237055eb4cfa5f31c9dfe50d5b4ade01e021f7de8be2fbbde557b.
//
// Solidity: event Lock(address indexed holder, uint256 value, uint256 releaseTime)
func (_Metafinance *MetafinanceFilterer) ParseLock(log types.Log) (*MetafinanceLock, error) {
	event := new(MetafinanceLock)
	if err := _Metafinance.contract.UnpackLog(event, "Lock", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// MetafinanceOwnershipRenouncedIterator is returned from FilterOwnershipRenounced and is used to iterate over the raw logs and unpacked data for OwnershipRenounced events raised by the Metafinance contract.
type MetafinanceOwnershipRenouncedIterator struct {
	Event *MetafinanceOwnershipRenounced // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *MetafinanceOwnershipRenouncedIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(MetafinanceOwnershipRenounced)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(MetafinanceOwnershipRenounced)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *MetafinanceOwnershipRenouncedIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *MetafinanceOwnershipRenouncedIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// MetafinanceOwnershipRenounced represents a OwnershipRenounced event raised by the Metafinance contract.
type MetafinanceOwnershipRenounced struct {
	PreviousOwner common.Address
	Raw           types.Log // Blockchain specific contextual infos
}

// FilterOwnershipRenounced is a free log retrieval operation binding the contract event 0xf8df31144d9c2f0f6b59d69b8b98abd5459d07f2742c4df920b25aae33c64820.
//
// Solidity: event OwnershipRenounced(address indexed previousOwner)
func (_Metafinance *MetafinanceFilterer) FilterOwnershipRenounced(opts *bind.FilterOpts, previousOwner []common.Address) (*MetafinanceOwnershipRenouncedIterator, error) {

	var previousOwnerRule []interface{}
	for _, previousOwnerItem := range previousOwner {
		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
	}

	logs, sub, err := _Metafinance.contract.FilterLogs(opts, "OwnershipRenounced", previousOwnerRule)
	if err != nil {
		return nil, err
	}
	return &MetafinanceOwnershipRenouncedIterator{contract: _Metafinance.contract, event: "OwnershipRenounced", logs: logs, sub: sub}, nil
}

// WatchOwnershipRenounced is a free log subscription operation binding the contract event 0xf8df31144d9c2f0f6b59d69b8b98abd5459d07f2742c4df920b25aae33c64820.
//
// Solidity: event OwnershipRenounced(address indexed previousOwner)
func (_Metafinance *MetafinanceFilterer) WatchOwnershipRenounced(opts *bind.WatchOpts, sink chan<- *MetafinanceOwnershipRenounced, previousOwner []common.Address) (event.Subscription, error) {

	var previousOwnerRule []interface{}
	for _, previousOwnerItem := range previousOwner {
		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
	}

	logs, sub, err := _Metafinance.contract.WatchLogs(opts, "OwnershipRenounced", previousOwnerRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(MetafinanceOwnershipRenounced)
				if err := _Metafinance.contract.UnpackLog(event, "OwnershipRenounced", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseOwnershipRenounced is a log parse operation binding the contract event 0xf8df31144d9c2f0f6b59d69b8b98abd5459d07f2742c4df920b25aae33c64820.
//
// Solidity: event OwnershipRenounced(address indexed previousOwner)
func (_Metafinance *MetafinanceFilterer) ParseOwnershipRenounced(log types.Log) (*MetafinanceOwnershipRenounced, error) {
	event := new(MetafinanceOwnershipRenounced)
	if err := _Metafinance.contract.UnpackLog(event, "OwnershipRenounced", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// MetafinanceOwnershipTransferredIterator is returned from FilterOwnershipTransferred and is used to iterate over the raw logs and unpacked data for OwnershipTransferred events raised by the Metafinance contract.
type MetafinanceOwnershipTransferredIterator struct {
	Event *MetafinanceOwnershipTransferred // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *MetafinanceOwnershipTransferredIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(MetafinanceOwnershipTransferred)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(MetafinanceOwnershipTransferred)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *MetafinanceOwnershipTransferredIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *MetafinanceOwnershipTransferredIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// MetafinanceOwnershipTransferred represents a OwnershipTransferred event raised by the Metafinance contract.
type MetafinanceOwnershipTransferred struct {
	PreviousOwner common.Address
	NewOwner      common.Address
	Raw           types.Log // Blockchain specific contextual infos
}

// FilterOwnershipTransferred is a free log retrieval operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
//
// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
func (_Metafinance *MetafinanceFilterer) FilterOwnershipTransferred(opts *bind.FilterOpts, previousOwner []common.Address, newOwner []common.Address) (*MetafinanceOwnershipTransferredIterator, error) {

	var previousOwnerRule []interface{}
	for _, previousOwnerItem := range previousOwner {
		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
	}
	var newOwnerRule []interface{}
	for _, newOwnerItem := range newOwner {
		newOwnerRule = append(newOwnerRule, newOwnerItem)
	}

	logs, sub, err := _Metafinance.contract.FilterLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
	if err != nil {
		return nil, err
	}
	return &MetafinanceOwnershipTransferredIterator{contract: _Metafinance.contract, event: "OwnershipTransferred", logs: logs, sub: sub}, nil
}

// WatchOwnershipTransferred is a free log subscription operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
//
// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
func (_Metafinance *MetafinanceFilterer) WatchOwnershipTransferred(opts *bind.WatchOpts, sink chan<- *MetafinanceOwnershipTransferred, previousOwner []common.Address, newOwner []common.Address) (event.Subscription, error) {

	var previousOwnerRule []interface{}
	for _, previousOwnerItem := range previousOwner {
		previousOwnerRule = append(previousOwnerRule, previousOwnerItem)
	}
	var newOwnerRule []interface{}
	for _, newOwnerItem := range newOwner {
		newOwnerRule = append(newOwnerRule, newOwnerItem)
	}

	logs, sub, err := _Metafinance.contract.WatchLogs(opts, "OwnershipTransferred", previousOwnerRule, newOwnerRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(MetafinanceOwnershipTransferred)
				if err := _Metafinance.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseOwnershipTransferred is a log parse operation binding the contract event 0x8be0079c531659141344cd1fd0a4f28419497f9722a3daafe3b4186f6b6457e0.
//
// Solidity: event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)
func (_Metafinance *MetafinanceFilterer) ParseOwnershipTransferred(log types.Log) (*MetafinanceOwnershipTransferred, error) {
	event := new(MetafinanceOwnershipTransferred)
	if err := _Metafinance.contract.UnpackLog(event, "OwnershipTransferred", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// MetafinanceTransferIterator is returned from FilterTransfer and is used to iterate over the raw logs and unpacked data for Transfer events raised by the Metafinance contract.
type MetafinanceTransferIterator struct {
	Event *MetafinanceTransfer // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *MetafinanceTransferIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(MetafinanceTransfer)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(MetafinanceTransfer)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *MetafinanceTransferIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *MetafinanceTransferIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// MetafinanceTransfer represents a Transfer event raised by the Metafinance contract.
type MetafinanceTransfer struct {
	From  common.Address
	To    common.Address
	Value *big.Int
	Raw   types.Log // Blockchain specific contextual infos
}

// FilterTransfer is a free log retrieval operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_Metafinance *MetafinanceFilterer) FilterTransfer(opts *bind.FilterOpts, from []common.Address, to []common.Address) (*MetafinanceTransferIterator, error) {

	var fromRule []interface{}
	for _, fromItem := range from {
		fromRule = append(fromRule, fromItem)
	}
	var toRule []interface{}
	for _, toItem := range to {
		toRule = append(toRule, toItem)
	}

	logs, sub, err := _Metafinance.contract.FilterLogs(opts, "Transfer", fromRule, toRule)
	if err != nil {
		return nil, err
	}
	return &MetafinanceTransferIterator{contract: _Metafinance.contract, event: "Transfer", logs: logs, sub: sub}, nil
}

// WatchTransfer is a free log subscription operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_Metafinance *MetafinanceFilterer) WatchTransfer(opts *bind.WatchOpts, sink chan<- *MetafinanceTransfer, from []common.Address, to []common.Address) (event.Subscription, error) {

	var fromRule []interface{}
	for _, fromItem := range from {
		fromRule = append(fromRule, fromItem)
	}
	var toRule []interface{}
	for _, toItem := range to {
		toRule = append(toRule, toItem)
	}

	logs, sub, err := _Metafinance.contract.WatchLogs(opts, "Transfer", fromRule, toRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(MetafinanceTransfer)
				if err := _Metafinance.contract.UnpackLog(event, "Transfer", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseTransfer is a log parse operation binding the contract event 0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef.
//
// Solidity: event Transfer(address indexed from, address indexed to, uint256 value)
func (_Metafinance *MetafinanceFilterer) ParseTransfer(log types.Log) (*MetafinanceTransfer, error) {
	event := new(MetafinanceTransfer)
	if err := _Metafinance.contract.UnpackLog(event, "Transfer", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// MetafinanceUnlockIterator is returned from FilterUnlock and is used to iterate over the raw logs and unpacked data for Unlock events raised by the Metafinance contract.
type MetafinanceUnlockIterator struct {
	Event *MetafinanceUnlock // Event containing the contract specifics and raw log

	contract *bind.BoundContract // Generic contract to use for unpacking event data
	event    string              // Event name to use for unpacking event data

	logs chan types.Log        // Log channel receiving the found contract events
	sub  ethereum.Subscription // Subscription for errors, completion and termination
	done bool                  // Whether the subscription completed delivering logs
	fail error                 // Occurred error to stop iteration
}

// Next advances the iterator to the subsequent event, returning whether there
// are any more events found. In case of a retrieval or parsing error, false is
// returned and Error() can be queried for the exact failure.
func (it *MetafinanceUnlockIterator) Next() bool {
	// If the iterator failed, stop iterating
	if it.fail != nil {
		return false
	}
	// If the iterator completed, deliver directly whatever's available
	if it.done {
		select {
		case log := <-it.logs:
			it.Event = new(MetafinanceUnlock)
			if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
				it.fail = err
				return false
			}
			it.Event.Raw = log
			return true

		default:
			return false
		}
	}
	// Iterator still in progress, wait for either a data or an error event
	select {
	case log := <-it.logs:
		it.Event = new(MetafinanceUnlock)
		if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
			it.fail = err
			return false
		}
		it.Event.Raw = log
		return true

	case err := <-it.sub.Err():
		it.done = true
		it.fail = err
		return it.Next()
	}
}

// Error returns any retrieval or parsing error occurred during filtering.
func (it *MetafinanceUnlockIterator) Error() error {
	return it.fail
}

// Close terminates the iteration process, releasing any pending underlying
// resources.
func (it *MetafinanceUnlockIterator) Close() error {
	it.sub.Unsubscribe()
	return nil
}

// MetafinanceUnlock represents a Unlock event raised by the Metafinance contract.
type MetafinanceUnlock struct {
	Holder common.Address
	Value  *big.Int
	Raw    types.Log // Blockchain specific contextual infos
}

// FilterUnlock is a free log retrieval operation binding the contract event 0x6381d9813cabeb57471b5a7e05078e64845ccdb563146a6911d536f24ce960f1.
//
// Solidity: event Unlock(address indexed holder, uint256 value)
func (_Metafinance *MetafinanceFilterer) FilterUnlock(opts *bind.FilterOpts, holder []common.Address) (*MetafinanceUnlockIterator, error) {

	var holderRule []interface{}
	for _, holderItem := range holder {
		holderRule = append(holderRule, holderItem)
	}

	logs, sub, err := _Metafinance.contract.FilterLogs(opts, "Unlock", holderRule)
	if err != nil {
		return nil, err
	}
	return &MetafinanceUnlockIterator{contract: _Metafinance.contract, event: "Unlock", logs: logs, sub: sub}, nil
}

// WatchUnlock is a free log subscription operation binding the contract event 0x6381d9813cabeb57471b5a7e05078e64845ccdb563146a6911d536f24ce960f1.
//
// Solidity: event Unlock(address indexed holder, uint256 value)
func (_Metafinance *MetafinanceFilterer) WatchUnlock(opts *bind.WatchOpts, sink chan<- *MetafinanceUnlock, holder []common.Address) (event.Subscription, error) {

	var holderRule []interface{}
	for _, holderItem := range holder {
		holderRule = append(holderRule, holderItem)
	}

	logs, sub, err := _Metafinance.contract.WatchLogs(opts, "Unlock", holderRule)
	if err != nil {
		return nil, err
	}
	return event.NewSubscription(func(quit <-chan struct{}) error {
		defer sub.Unsubscribe()
		for {
			select {
			case log := <-logs:
				// New log arrived, parse the event and forward to the user
				event := new(MetafinanceUnlock)
				if err := _Metafinance.contract.UnpackLog(event, "Unlock", log); err != nil {
					return err
				}
				event.Raw = log

				select {
				case sink <- event:
				case err := <-sub.Err():
					return err
				case <-quit:
					return nil
				}
			case err := <-sub.Err():
				return err
			case <-quit:
				return nil
			}
		}
	}), nil
}

// ParseUnlock is a log parse operation binding the contract event 0x6381d9813cabeb57471b5a7e05078e64845ccdb563146a6911d536f24ce960f1.
//
// Solidity: event Unlock(address indexed holder, uint256 value)
func (_Metafinance *MetafinanceFilterer) ParseUnlock(log types.Log) (*MetafinanceUnlock, error) {
	event := new(MetafinanceUnlock)
	if err := _Metafinance.contract.UnpackLog(event, "Unlock", log); err != nil {
		return nil, err
	}
	event.Raw = log
	return event, nil
}

// SafeMathMetaData contains all meta data concerning the SafeMath contract.
var SafeMathMetaData = &bind.MetaData{
	ABI: "[]",
	Bin: "0x604c6023600b82828239805160001a607314601657fe5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea165627a7a72305820d57587173918b5bb86f12de84dda4cbbcf91bdec629e0b95e0b3733d84d99dd50029",
}

// SafeMathABI is the input ABI used to generate the binding from.
// Deprecated: Use SafeMathMetaData.ABI instead.
var SafeMathABI = SafeMathMetaData.ABI

// SafeMathBin is the compiled bytecode used for deploying new contracts.
// Deprecated: Use SafeMathMetaData.Bin instead.
var SafeMathBin = SafeMathMetaData.Bin

// DeploySafeMath deploys a new Ethereum contract, binding an instance of SafeMath to it.
func DeploySafeMath(auth *bind.TransactOpts, backend bind.ContractBackend) (common.Address, *types.Transaction, *SafeMath, error) {
	parsed, err := SafeMathMetaData.GetAbi()
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	if parsed == nil {
		return common.Address{}, nil, nil, errors.New("GetABI returned nil")
	}

	address, tx, contract, err := bind.DeployContract(auth, *parsed, common.FromHex(SafeMathBin), backend)
	if err != nil {
		return common.Address{}, nil, nil, err
	}
	return address, tx, &SafeMath{SafeMathCaller: SafeMathCaller{contract: contract}, SafeMathTransactor: SafeMathTransactor{contract: contract}, SafeMathFilterer: SafeMathFilterer{contract: contract}}, nil
}

// SafeMath is an auto generated Go binding around an Ethereum contract.
type SafeMath struct {
	SafeMathCaller     // Read-only binding to the contract
	SafeMathTransactor // Write-only binding to the contract
	SafeMathFilterer   // Log filterer for contract events
}

// SafeMathCaller is an auto generated read-only Go binding around an Ethereum contract.
type SafeMathCaller struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// SafeMathTransactor is an auto generated write-only Go binding around an Ethereum contract.
type SafeMathTransactor struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// SafeMathFilterer is an auto generated log filtering Go binding around an Ethereum contract events.
type SafeMathFilterer struct {
	contract *bind.BoundContract // Generic contract wrapper for the low level calls
}

// SafeMathSession is an auto generated Go binding around an Ethereum contract,
// with pre-set call and transact options.
type SafeMathSession struct {
	Contract     *SafeMath         // Generic contract binding to set the session for
	CallOpts     bind.CallOpts     // Call options to use throughout this session
	TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
}

// SafeMathCallerSession is an auto generated read-only Go binding around an Ethereum contract,
// with pre-set call options.
type SafeMathCallerSession struct {
	Contract *SafeMathCaller // Generic contract caller binding to set the session for
	CallOpts bind.CallOpts   // Call options to use throughout this session
}

// SafeMathTransactorSession is an auto generated write-only Go binding around an Ethereum contract,
// with pre-set transact options.
type SafeMathTransactorSession struct {
	Contract     *SafeMathTransactor // Generic contract transactor binding to set the session for
	TransactOpts bind.TransactOpts   // Transaction auth options to use throughout this session
}

// SafeMathRaw is an auto generated low-level Go binding around an Ethereum contract.
type SafeMathRaw struct {
	Contract *SafeMath // Generic contract binding to access the raw methods on
}

// SafeMathCallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
type SafeMathCallerRaw struct {
	Contract *SafeMathCaller // Generic read-only contract binding to access the raw methods on
}

// SafeMathTransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
type SafeMathTransactorRaw struct {
	Contract *SafeMathTransactor // Generic write-only contract binding to access the raw methods on
}

// NewSafeMath creates a new instance of SafeMath, bound to a specific deployed contract.
func NewSafeMath(address common.Address, backend bind.ContractBackend) (*SafeMath, error) {
	contract, err := bindSafeMath(address, backend, backend, backend)
	if err != nil {
		return nil, err
	}
	return &SafeMath{SafeMathCaller: SafeMathCaller{contract: contract}, SafeMathTransactor: SafeMathTransactor{contract: contract}, SafeMathFilterer: SafeMathFilterer{contract: contract}}, nil
}

// NewSafeMathCaller creates a new read-only instance of SafeMath, bound to a specific deployed contract.
func NewSafeMathCaller(address common.Address, caller bind.ContractCaller) (*SafeMathCaller, error) {
	contract, err := bindSafeMath(address, caller, nil, nil)
	if err != nil {
		return nil, err
	}
	return &SafeMathCaller{contract: contract}, nil
}

// NewSafeMathTransactor creates a new write-only instance of SafeMath, bound to a specific deployed contract.
func NewSafeMathTransactor(address common.Address, transactor bind.ContractTransactor) (*SafeMathTransactor, error) {
	contract, err := bindSafeMath(address, nil, transactor, nil)
	if err != nil {
		return nil, err
	}
	return &SafeMathTransactor{contract: contract}, nil
}

// NewSafeMathFilterer creates a new log filterer instance of SafeMath, bound to a specific deployed contract.
func NewSafeMathFilterer(address common.Address, filterer bind.ContractFilterer) (*SafeMathFilterer, error) {
	contract, err := bindSafeMath(address, nil, nil, filterer)
	if err != nil {
		return nil, err
	}
	return &SafeMathFilterer{contract: contract}, nil
}

// bindSafeMath binds a generic wrapper to an already deployed contract.
func bindSafeMath(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
	parsed, err := abi.JSON(strings.NewReader(SafeMathABI))
	if err != nil {
		return nil, err
	}
	return bind.NewBoundContract(address, parsed, caller, transactor, filterer), nil
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_SafeMath *SafeMathRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _SafeMath.Contract.SafeMathCaller.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_SafeMath *SafeMathRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _SafeMath.Contract.SafeMathTransactor.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_SafeMath *SafeMathRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _SafeMath.Contract.SafeMathTransactor.contract.Transact(opts, method, params...)
}

// Call invokes the (constant) contract method with params as input values and
// sets the output to result. The result type might be a single field for simple
// returns, a slice of interfaces for anonymous returns and a struct for named
// returns.
func (_SafeMath *SafeMathCallerRaw) Call(opts *bind.CallOpts, result *[]interface{}, method string, params ...interface{}) error {
	return _SafeMath.Contract.contract.Call(opts, result, method, params...)
}

// Transfer initiates a plain transaction to move funds to the contract, calling
// its default method if one is available.
func (_SafeMath *SafeMathTransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
	return _SafeMath.Contract.contract.Transfer(opts)
}

// Transact invokes the (paid) contract method with params as input values.
func (_SafeMath *SafeMathTransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
	return _SafeMath.Contract.contract.Transact(opts, method, params...)
}