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authorDeterminant <[email protected]>2020-06-28 14:47:41 -0400
committerDeterminant <[email protected]>2020-06-28 14:47:41 -0400
commitd235e2c6a5788ec4a6cff15a16f56b38a3876a0d (patch)
tree5f2727f7a50ee5840f889c82776d3a30a88dd59b /accounts/abi/bind/template.go
parent13ebd8bd9468e9d769d598b0ca2afb72ba78cb97 (diff)
...
Diffstat (limited to 'accounts/abi/bind/template.go')
-rw-r--r--accounts/abi/bind/template.go616
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diff --git a/accounts/abi/bind/template.go b/accounts/abi/bind/template.go
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+// Copyright 2016 The go-ethereum Authors
+// This file is part of the go-ethereum library.
+//
+// The go-ethereum library is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Lesser General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// The go-ethereum library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU Lesser General Public License for more details.
+//
+// You should have received a copy of the GNU Lesser General Public License
+// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
+
+package bind
+
+import "github.com/ava-labs/coreth/accounts/abi"
+
+// tmplData is the data structure required to fill the binding template.
+type tmplData struct {
+ Package string // Name of the package to place the generated file in
+ Contracts map[string]*tmplContract // List of contracts to generate into this file
+ Libraries map[string]string // Map the bytecode's link pattern to the library name
+}
+
+// tmplContract contains the data needed to generate an individual contract binding.
+type tmplContract struct {
+ Type string // Type name of the main contract binding
+ InputABI string // JSON ABI used as the input to generate the binding from
+ InputBin string // Optional EVM bytecode used to denetare deploy code from
+ FuncSigs map[string]string // Optional map: string signature -> 4-byte signature
+ Constructor abi.Method // Contract constructor for deploy parametrization
+ Calls map[string]*tmplMethod // Contract calls that only read state data
+ Transacts map[string]*tmplMethod // Contract calls that write state data
+ Events map[string]*tmplEvent // Contract events accessors
+ Libraries map[string]string // Same as tmplData, but filtered to only keep what the contract needs
+ Structs map[string]*tmplStruct // Contract struct type definitions
+ Library bool
+}
+
+// tmplMethod is a wrapper around an abi.Method that contains a few preprocessed
+// and cached data fields.
+type tmplMethod struct {
+ Original abi.Method // Original method as parsed by the abi package
+ Normalized abi.Method // Normalized version of the parsed method (capitalized names, non-anonymous args/returns)
+ Structured bool // Whether the returns should be accumulated into a struct
+}
+
+// tmplEvent is a wrapper around an a
+type tmplEvent struct {
+ Original abi.Event // Original event as parsed by the abi package
+ Normalized abi.Event // Normalized version of the parsed fields
+}
+
+// tmplField is a wrapper around a struct field with binding language
+// struct type definition and relative filed name.
+type tmplField struct {
+ Type string // Field type representation depends on target binding language
+ Name string // Field name converted from the raw user-defined field name
+ SolKind abi.Type // Raw abi type information
+}
+
+// tmplStruct is a wrapper around an abi.tuple contains a auto-generated
+// struct name.
+type tmplStruct struct {
+ Name string // Auto-generated struct name(We can't obtain the raw struct name through abi)
+ Fields []*tmplField // Struct fields definition depends on the binding language.
+}
+
+// tmplSource is language to template mapping containing all the supported
+// programming languages the package can generate to.
+var tmplSource = map[Lang]string{
+ LangGo: tmplSourceGo,
+ LangJava: tmplSourceJava,
+}
+
+// tmplSourceGo is the Go source template use to generate the contract binding
+// based on.
+const tmplSourceGo = `
+// Code generated - DO NOT EDIT.
+// This file is a generated binding and any manual changes will be lost.
+
+package {{.Package}}
+
+import (
+ "math/big"
+ "strings"
+
+ ethereum "github.com/ava-labs/go-ethereum"
+ "github.com/ava-labs/coreth/accounts/abi"
+ "github.com/ava-labs/coreth/accounts/abi/bind"
+ "github.com/ava-labs/go-ethereum/common"
+ "github.com/ava-labs/coreth/core/types"
+ "github.com/ava-labs/go-ethereum/event"
+)
+
+// Reference imports to suppress errors if they are not otherwise used.
+var (
+ _ = big.NewInt
+ _ = strings.NewReader
+ _ = ethereum.NotFound
+ _ = abi.U256
+ _ = bind.Bind
+ _ = common.Big1
+ _ = types.BloomLookup
+ _ = event.NewSubscription
+)
+
+{{range $contract := .Contracts}}
+ {{$structs := $contract.Structs}}
+ // {{.Type}}ABI is the input ABI used to generate the binding from.
+ const {{.Type}}ABI = "{{.InputABI}}"
+
+ {{if $contract.FuncSigs}}
+ // {{.Type}}FuncSigs maps the 4-byte function signature to its string representation.
+ var {{.Type}}FuncSigs = map[string]string{
+ {{range $strsig, $binsig := .FuncSigs}}"{{$binsig}}": "{{$strsig}}",
+ {{end}}
+ }
+ {{end}}
+
+ {{if .InputBin}}
+ // {{.Type}}Bin is the compiled bytecode used for deploying new contracts.
+ var {{.Type}}Bin = "0x{{.InputBin}}"
+
+ // Deploy{{.Type}} deploys a new Ethereum contract, binding an instance of {{.Type}} to it.
+ func Deploy{{.Type}}(auth *bind.TransactOpts, backend bind.ContractBackend {{range .Constructor.Inputs}}, {{.Name}} {{bindtype .Type $structs}}{{end}}) (common.Address, *types.Transaction, *{{.Type}}, error) {
+ parsed, err := abi.JSON(strings.NewReader({{.Type}}ABI))
+ if err != nil {
+ return common.Address{}, nil, nil, err
+ }
+ {{range $pattern, $name := .Libraries}}
+ {{decapitalise $name}}Addr, _, _, _ := Deploy{{capitalise $name}}(auth, backend)
+ {{$contract.Type}}Bin = strings.Replace({{$contract.Type}}Bin, "__${{$pattern}}$__", {{decapitalise $name}}Addr.String()[2:], -1)
+ {{end}}
+ address, tx, contract, err := bind.DeployContract(auth, parsed, common.FromHex({{.Type}}Bin), backend {{range .Constructor.Inputs}}, {{.Name}}{{end}})
+ if err != nil {
+ return common.Address{}, nil, nil, err
+ }
+ return address, tx, &{{.Type}}{ {{.Type}}Caller: {{.Type}}Caller{contract: contract}, {{.Type}}Transactor: {{.Type}}Transactor{contract: contract}, {{.Type}}Filterer: {{.Type}}Filterer{contract: contract} }, nil
+ }
+ {{end}}
+
+ // {{.Type}} is an auto generated Go binding around an Ethereum contract.
+ type {{.Type}} struct {
+ {{.Type}}Caller // Read-only binding to the contract
+ {{.Type}}Transactor // Write-only binding to the contract
+ {{.Type}}Filterer // Log filterer for contract events
+ }
+
+ // {{.Type}}Caller is an auto generated read-only Go binding around an Ethereum contract.
+ type {{.Type}}Caller struct {
+ contract *bind.BoundContract // Generic contract wrapper for the low level calls
+ }
+
+ // {{.Type}}Transactor is an auto generated write-only Go binding around an Ethereum contract.
+ type {{.Type}}Transactor struct {
+ contract *bind.BoundContract // Generic contract wrapper for the low level calls
+ }
+
+ // {{.Type}}Filterer is an auto generated log filtering Go binding around an Ethereum contract events.
+ type {{.Type}}Filterer struct {
+ contract *bind.BoundContract // Generic contract wrapper for the low level calls
+ }
+
+ // {{.Type}}Session is an auto generated Go binding around an Ethereum contract,
+ // with pre-set call and transact options.
+ type {{.Type}}Session struct {
+ Contract *{{.Type}} // 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
+ }
+
+ // {{.Type}}CallerSession is an auto generated read-only Go binding around an Ethereum contract,
+ // with pre-set call options.
+ type {{.Type}}CallerSession struct {
+ Contract *{{.Type}}Caller // Generic contract caller binding to set the session for
+ CallOpts bind.CallOpts // Call options to use throughout this session
+ }
+
+ // {{.Type}}TransactorSession is an auto generated write-only Go binding around an Ethereum contract,
+ // with pre-set transact options.
+ type {{.Type}}TransactorSession struct {
+ Contract *{{.Type}}Transactor // Generic contract transactor binding to set the session for
+ TransactOpts bind.TransactOpts // Transaction auth options to use throughout this session
+ }
+
+ // {{.Type}}Raw is an auto generated low-level Go binding around an Ethereum contract.
+ type {{.Type}}Raw struct {
+ Contract *{{.Type}} // Generic contract binding to access the raw methods on
+ }
+
+ // {{.Type}}CallerRaw is an auto generated low-level read-only Go binding around an Ethereum contract.
+ type {{.Type}}CallerRaw struct {
+ Contract *{{.Type}}Caller // Generic read-only contract binding to access the raw methods on
+ }
+
+ // {{.Type}}TransactorRaw is an auto generated low-level write-only Go binding around an Ethereum contract.
+ type {{.Type}}TransactorRaw struct {
+ Contract *{{.Type}}Transactor // Generic write-only contract binding to access the raw methods on
+ }
+
+ // New{{.Type}} creates a new instance of {{.Type}}, bound to a specific deployed contract.
+ func New{{.Type}}(address common.Address, backend bind.ContractBackend) (*{{.Type}}, error) {
+ contract, err := bind{{.Type}}(address, backend, backend, backend)
+ if err != nil {
+ return nil, err
+ }
+ return &{{.Type}}{ {{.Type}}Caller: {{.Type}}Caller{contract: contract}, {{.Type}}Transactor: {{.Type}}Transactor{contract: contract}, {{.Type}}Filterer: {{.Type}}Filterer{contract: contract} }, nil
+ }
+
+ // New{{.Type}}Caller creates a new read-only instance of {{.Type}}, bound to a specific deployed contract.
+ func New{{.Type}}Caller(address common.Address, caller bind.ContractCaller) (*{{.Type}}Caller, error) {
+ contract, err := bind{{.Type}}(address, caller, nil, nil)
+ if err != nil {
+ return nil, err
+ }
+ return &{{.Type}}Caller{contract: contract}, nil
+ }
+
+ // New{{.Type}}Transactor creates a new write-only instance of {{.Type}}, bound to a specific deployed contract.
+ func New{{.Type}}Transactor(address common.Address, transactor bind.ContractTransactor) (*{{.Type}}Transactor, error) {
+ contract, err := bind{{.Type}}(address, nil, transactor, nil)
+ if err != nil {
+ return nil, err
+ }
+ return &{{.Type}}Transactor{contract: contract}, nil
+ }
+
+ // New{{.Type}}Filterer creates a new log filterer instance of {{.Type}}, bound to a specific deployed contract.
+ func New{{.Type}}Filterer(address common.Address, filterer bind.ContractFilterer) (*{{.Type}}Filterer, error) {
+ contract, err := bind{{.Type}}(address, nil, nil, filterer)
+ if err != nil {
+ return nil, err
+ }
+ return &{{.Type}}Filterer{contract: contract}, nil
+ }
+
+ // bind{{.Type}} binds a generic wrapper to an already deployed contract.
+ func bind{{.Type}}(address common.Address, caller bind.ContractCaller, transactor bind.ContractTransactor, filterer bind.ContractFilterer) (*bind.BoundContract, error) {
+ parsed, err := abi.JSON(strings.NewReader({{.Type}}ABI))
+ 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 (_{{$contract.Type}} *{{$contract.Type}}Raw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+ return _{{$contract.Type}}.Contract.{{$contract.Type}}Caller.contract.Call(opts, result, method, params...)
+ }
+
+ // Transfer initiates a plain transaction to move funds to the contract, calling
+ // its default method if one is available.
+ func (_{{$contract.Type}} *{{$contract.Type}}Raw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+ return _{{$contract.Type}}.Contract.{{$contract.Type}}Transactor.contract.Transfer(opts)
+ }
+
+ // Transact invokes the (paid) contract method with params as input values.
+ func (_{{$contract.Type}} *{{$contract.Type}}Raw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+ return _{{$contract.Type}}.Contract.{{$contract.Type}}Transactor.contract.Transact(opts, method, params...)
+ }
+
+ // Call invokes the (constant) contract method with params as input values and
+ // sets the output to result. The result type might be a single field for simple
+ // returns, a slice of interfaces for anonymous returns and a struct for named
+ // returns.
+ func (_{{$contract.Type}} *{{$contract.Type}}CallerRaw) Call(opts *bind.CallOpts, result interface{}, method string, params ...interface{}) error {
+ return _{{$contract.Type}}.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 (_{{$contract.Type}} *{{$contract.Type}}TransactorRaw) Transfer(opts *bind.TransactOpts) (*types.Transaction, error) {
+ return _{{$contract.Type}}.Contract.contract.Transfer(opts)
+ }
+
+ // Transact invokes the (paid) contract method with params as input values.
+ func (_{{$contract.Type}} *{{$contract.Type}}TransactorRaw) Transact(opts *bind.TransactOpts, method string, params ...interface{}) (*types.Transaction, error) {
+ return _{{$contract.Type}}.Contract.contract.Transact(opts, method, params...)
+ }
+
+ {{range .Structs}}
+ // {{.Name}} is an auto generated low-level Go binding around an user-defined struct.
+ type {{.Name}} struct {
+ {{range $field := .Fields}}
+ {{$field.Name}} {{$field.Type}}{{end}}
+ }
+ {{end}}
+
+ {{range .Calls}}
+ // {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{formatmethod .Original $structs}}
+ func (_{{$contract.Type}} *{{$contract.Type}}Caller) {{.Normalized.Name}}(opts *bind.CallOpts {{range .Normalized.Inputs}}, {{.Name}} {{bindtype .Type $structs}} {{end}}) ({{if .Structured}}struct{ {{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type $structs}};{{end}} },{{else}}{{range .Normalized.Outputs}}{{bindtype .Type $structs}},{{end}}{{end}} error) {
+ {{if .Structured}}ret := new(struct{
+ {{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type $structs}}
+ {{end}}
+ }){{else}}var (
+ {{range $i, $_ := .Normalized.Outputs}}ret{{$i}} = new({{bindtype .Type $structs}})
+ {{end}}
+ ){{end}}
+ out := {{if .Structured}}ret{{else}}{{if eq (len .Normalized.Outputs) 1}}ret0{{else}}&[]interface{}{
+ {{range $i, $_ := .Normalized.Outputs}}ret{{$i}},
+ {{end}}
+ }{{end}}{{end}}
+ err := _{{$contract.Type}}.contract.Call(opts, out, "{{.Original.Name}}" {{range .Normalized.Inputs}}, {{.Name}}{{end}})
+ return {{if .Structured}}*ret,{{else}}{{range $i, $_ := .Normalized.Outputs}}*ret{{$i}},{{end}}{{end}} err
+ }
+
+ // {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{formatmethod .Original $structs}}
+ func (_{{$contract.Type}} *{{$contract.Type}}Session) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type $structs}} {{end}}) ({{if .Structured}}struct{ {{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type $structs}};{{end}} }, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type $structs}},{{end}} {{end}} error) {
+ return _{{$contract.Type}}.Contract.{{.Normalized.Name}}(&_{{$contract.Type}}.CallOpts {{range .Normalized.Inputs}}, {{.Name}}{{end}})
+ }
+
+ // {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{formatmethod .Original $structs}}
+ func (_{{$contract.Type}} *{{$contract.Type}}CallerSession) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type $structs}} {{end}}) ({{if .Structured}}struct{ {{range .Normalized.Outputs}}{{.Name}} {{bindtype .Type $structs}};{{end}} }, {{else}} {{range .Normalized.Outputs}}{{bindtype .Type $structs}},{{end}} {{end}} error) {
+ return _{{$contract.Type}}.Contract.{{.Normalized.Name}}(&_{{$contract.Type}}.CallOpts {{range .Normalized.Inputs}}, {{.Name}}{{end}})
+ }
+ {{end}}
+
+ {{range .Transacts}}
+ // {{.Normalized.Name}} is a paid mutator transaction binding the contract method 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{formatmethod .Original $structs}}
+ func (_{{$contract.Type}} *{{$contract.Type}}Transactor) {{.Normalized.Name}}(opts *bind.TransactOpts {{range .Normalized.Inputs}}, {{.Name}} {{bindtype .Type $structs}} {{end}}) (*types.Transaction, error) {
+ return _{{$contract.Type}}.contract.Transact(opts, "{{.Original.Name}}" {{range .Normalized.Inputs}}, {{.Name}}{{end}})
+ }
+
+ // {{.Normalized.Name}} is a paid mutator transaction binding the contract method 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{formatmethod .Original $structs}}
+ func (_{{$contract.Type}} *{{$contract.Type}}Session) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type $structs}} {{end}}) (*types.Transaction, error) {
+ return _{{$contract.Type}}.Contract.{{.Normalized.Name}}(&_{{$contract.Type}}.TransactOpts {{range $i, $_ := .Normalized.Inputs}}, {{.Name}}{{end}})
+ }
+
+ // {{.Normalized.Name}} is a paid mutator transaction binding the contract method 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{formatmethod .Original $structs}}
+ func (_{{$contract.Type}} *{{$contract.Type}}TransactorSession) {{.Normalized.Name}}({{range $i, $_ := .Normalized.Inputs}}{{if ne $i 0}},{{end}} {{.Name}} {{bindtype .Type $structs}} {{end}}) (*types.Transaction, error) {
+ return _{{$contract.Type}}.Contract.{{.Normalized.Name}}(&_{{$contract.Type}}.TransactOpts {{range $i, $_ := .Normalized.Inputs}}, {{.Name}}{{end}})
+ }
+ {{end}}
+
+ {{range .Events}}
+ // {{$contract.Type}}{{.Normalized.Name}}Iterator is returned from Filter{{.Normalized.Name}} and is used to iterate over the raw logs and unpacked data for {{.Normalized.Name}} events raised by the {{$contract.Type}} contract.
+ type {{$contract.Type}}{{.Normalized.Name}}Iterator struct {
+ Event *{{$contract.Type}}{{.Normalized.Name}} // Event containing the contract specifics and raw log
+
+ contract *bind.BoundContract // Generic contract to use for unpacking event data
+ event string // Event name to use for unpacking event data
+
+ logs chan types.Log // Log channel receiving the found contract events
+ sub ethereum.Subscription // Subscription for errors, completion and termination
+ done bool // Whether the subscription completed delivering logs
+ fail error // Occurred error to stop iteration
+ }
+ // Next advances the iterator to the subsequent event, returning whether there
+ // are any more events found. In case of a retrieval or parsing error, false is
+ // returned and Error() can be queried for the exact failure.
+ func (it *{{$contract.Type}}{{.Normalized.Name}}Iterator) 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({{$contract.Type}}{{.Normalized.Name}})
+ if err := it.contract.UnpackLog(it.Event, it.event, log); err != nil {
+ it.fail = err
+ return false
+ }
+ it.Event.Raw = log
+ return true
+
+ default:
+ return false
+ }
+ }
+ // Iterator still in progress, wait for either a data or an error event
+ select {
+ case log := <-it.logs:
+ it.Event = new({{$contract.Type}}{{.Normalized.Name}})
+ 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 *{{$contract.Type}}{{.Normalized.Name}}Iterator) Error() error {
+ return it.fail
+ }
+ // Close terminates the iteration process, releasing any pending underlying
+ // resources.
+ func (it *{{$contract.Type}}{{.Normalized.Name}}Iterator) Close() error {
+ it.sub.Unsubscribe()
+ return nil
+ }
+
+ // {{$contract.Type}}{{.Normalized.Name}} represents a {{.Normalized.Name}} event raised by the {{$contract.Type}} contract.
+ type {{$contract.Type}}{{.Normalized.Name}} struct { {{range .Normalized.Inputs}}
+ {{capitalise .Name}} {{if .Indexed}}{{bindtopictype .Type $structs}}{{else}}{{bindtype .Type $structs}}{{end}}; {{end}}
+ Raw types.Log // Blockchain specific contextual infos
+ }
+
+ // Filter{{.Normalized.Name}} is a free log retrieval operation binding the contract event 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{formatevent .Original $structs}}
+ func (_{{$contract.Type}} *{{$contract.Type}}Filterer) Filter{{.Normalized.Name}}(opts *bind.FilterOpts{{range .Normalized.Inputs}}{{if .Indexed}}, {{.Name}} []{{bindtype .Type $structs}}{{end}}{{end}}) (*{{$contract.Type}}{{.Normalized.Name}}Iterator, error) {
+ {{range .Normalized.Inputs}}
+ {{if .Indexed}}var {{.Name}}Rule []interface{}
+ for _, {{.Name}}Item := range {{.Name}} {
+ {{.Name}}Rule = append({{.Name}}Rule, {{.Name}}Item)
+ }{{end}}{{end}}
+
+ logs, sub, err := _{{$contract.Type}}.contract.FilterLogs(opts, "{{.Original.Name}}"{{range .Normalized.Inputs}}{{if .Indexed}}, {{.Name}}Rule{{end}}{{end}})
+ if err != nil {
+ return nil, err
+ }
+ return &{{$contract.Type}}{{.Normalized.Name}}Iterator{contract: _{{$contract.Type}}.contract, event: "{{.Original.Name}}", logs: logs, sub: sub}, nil
+ }
+
+ // Watch{{.Normalized.Name}} is a free log subscription operation binding the contract event 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{formatevent .Original $structs}}
+ func (_{{$contract.Type}} *{{$contract.Type}}Filterer) Watch{{.Normalized.Name}}(opts *bind.WatchOpts, sink chan<- *{{$contract.Type}}{{.Normalized.Name}}{{range .Normalized.Inputs}}{{if .Indexed}}, {{.Name}} []{{bindtype .Type $structs}}{{end}}{{end}}) (event.Subscription, error) {
+ {{range .Normalized.Inputs}}
+ {{if .Indexed}}var {{.Name}}Rule []interface{}
+ for _, {{.Name}}Item := range {{.Name}} {
+ {{.Name}}Rule = append({{.Name}}Rule, {{.Name}}Item)
+ }{{end}}{{end}}
+
+ logs, sub, err := _{{$contract.Type}}.contract.WatchLogs(opts, "{{.Original.Name}}"{{range .Normalized.Inputs}}{{if .Indexed}}, {{.Name}}Rule{{end}}{{end}})
+ 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({{$contract.Type}}{{.Normalized.Name}})
+ if err := _{{$contract.Type}}.contract.UnpackLog(event, "{{.Original.Name}}", 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
+ }
+
+ // Parse{{.Normalized.Name}} is a log parse operation binding the contract event 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{.Original.String}}
+ func (_{{$contract.Type}} *{{$contract.Type}}Filterer) Parse{{.Normalized.Name}}(log types.Log) (*{{$contract.Type}}{{.Normalized.Name}}, error) {
+ event := new({{$contract.Type}}{{.Normalized.Name}})
+ if err := _{{$contract.Type}}.contract.UnpackLog(event, "{{.Original.Name}}", log); err != nil {
+ return nil, err
+ }
+ return event, nil
+ }
+
+ {{end}}
+{{end}}
+`
+
+// tmplSourceJava is the Java source template use to generate the contract binding
+// based on.
+const tmplSourceJava = `
+// This file is an automatically generated Java binding. Do not modify as any
+// change will likely be lost upon the next re-generation!
+
+package {{.Package}};
+
+import org.ethereum.geth.*;
+import java.util.*;
+
+{{range $contract := .Contracts}}
+{{$structs := $contract.Structs}}
+{{if not .Library}}public {{end}}class {{.Type}} {
+ // ABI is the input ABI used to generate the binding from.
+ public final static String ABI = "{{.InputABI}}";
+ {{if $contract.FuncSigs}}
+ // {{.Type}}FuncSigs maps the 4-byte function signature to its string representation.
+ public final static Map<String, String> {{.Type}}FuncSigs;
+ static {
+ Hashtable<String, String> temp = new Hashtable<String, String>();
+ {{range $strsig, $binsig := .FuncSigs}}temp.put("{{$binsig}}", "{{$strsig}}");
+ {{end}}
+ {{.Type}}FuncSigs = Collections.unmodifiableMap(temp);
+ }
+ {{end}}
+ {{if .InputBin}}
+ // BYTECODE is the compiled bytecode used for deploying new contracts.
+ public final static String BYTECODE = "0x{{.InputBin}}";
+
+ // deploy deploys a new Ethereum contract, binding an instance of {{.Type}} to it.
+ public static {{.Type}} deploy(TransactOpts auth, EthereumClient client{{range .Constructor.Inputs}}, {{bindtype .Type $structs}} {{.Name}}{{end}}) throws Exception {
+ Interfaces args = Geth.newInterfaces({{(len .Constructor.Inputs)}});
+ String bytecode = BYTECODE;
+ {{if .Libraries}}
+
+ // "link" contract to dependent libraries by deploying them first.
+ {{range $pattern, $name := .Libraries}}
+ {{capitalise $name}} {{decapitalise $name}}Inst = {{capitalise $name}}.deploy(auth, client);
+ bytecode = bytecode.replace("__${{$pattern}}$__", {{decapitalise $name}}Inst.Address.getHex().substring(2));
+ {{end}}
+ {{end}}
+ {{range $index, $element := .Constructor.Inputs}}Interface arg{{$index}} = Geth.newInterface();arg{{$index}}.set{{namedtype (bindtype .Type $structs) .Type}}({{.Name}});args.set({{$index}},arg{{$index}});
+ {{end}}
+ return new {{.Type}}(Geth.deployContract(auth, ABI, Geth.decodeFromHex(bytecode), client, args));
+ }
+
+ // Internal constructor used by contract deployment.
+ private {{.Type}}(BoundContract deployment) {
+ this.Address = deployment.getAddress();
+ this.Deployer = deployment.getDeployer();
+ this.Contract = deployment;
+ }
+ {{end}}
+
+ // Ethereum address where this contract is located at.
+ public final Address Address;
+
+ // Ethereum transaction in which this contract was deployed (if known!).
+ public final Transaction Deployer;
+
+ // Contract instance bound to a blockchain address.
+ private final BoundContract Contract;
+
+ // Creates a new instance of {{.Type}}, bound to a specific deployed contract.
+ public {{.Type}}(Address address, EthereumClient client) throws Exception {
+ this(Geth.bindContract(address, ABI, client));
+ }
+
+ {{range .Calls}}
+ {{if gt (len .Normalized.Outputs) 1}}
+ // {{capitalise .Normalized.Name}}Results is the output of a call to {{.Normalized.Name}}.
+ public class {{capitalise .Normalized.Name}}Results {
+ {{range $index, $item := .Normalized.Outputs}}public {{bindtype .Type $structs}} {{if ne .Name ""}}{{.Name}}{{else}}Return{{$index}}{{end}};
+ {{end}}
+ }
+ {{end}}
+
+ // {{.Normalized.Name}} is a free data retrieval call binding the contract method 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{.Original.String}}
+ public {{if gt (len .Normalized.Outputs) 1}}{{capitalise .Normalized.Name}}Results{{else}}{{range .Normalized.Outputs}}{{bindtype .Type $structs}}{{end}}{{end}} {{.Normalized.Name}}(CallOpts opts{{range .Normalized.Inputs}}, {{bindtype .Type $structs}} {{.Name}}{{end}}) throws Exception {
+ Interfaces args = Geth.newInterfaces({{(len .Normalized.Inputs)}});
+ {{range $index, $item := .Normalized.Inputs}}Interface arg{{$index}} = Geth.newInterface();arg{{$index}}.set{{namedtype (bindtype .Type $structs) .Type}}({{.Name}});args.set({{$index}},arg{{$index}});
+ {{end}}
+
+ Interfaces results = Geth.newInterfaces({{(len .Normalized.Outputs)}});
+ {{range $index, $item := .Normalized.Outputs}}Interface result{{$index}} = Geth.newInterface(); result{{$index}}.setDefault{{namedtype (bindtype .Type $structs) .Type}}(); results.set({{$index}}, result{{$index}});
+ {{end}}
+
+ if (opts == null) {
+ opts = Geth.newCallOpts();
+ }
+ this.Contract.call(opts, results, "{{.Original.Name}}", args);
+ {{if gt (len .Normalized.Outputs) 1}}
+ {{capitalise .Normalized.Name}}Results result = new {{capitalise .Normalized.Name}}Results();
+ {{range $index, $item := .Normalized.Outputs}}result.{{if ne .Name ""}}{{.Name}}{{else}}Return{{$index}}{{end}} = results.get({{$index}}).get{{namedtype (bindtype .Type $structs) .Type}}();
+ {{end}}
+ return result;
+ {{else}}{{range .Normalized.Outputs}}return results.get(0).get{{namedtype (bindtype .Type $structs) .Type}}();{{end}}
+ {{end}}
+ }
+ {{end}}
+
+ {{range .Transacts}}
+ // {{.Normalized.Name}} is a paid mutator transaction binding the contract method 0x{{printf "%x" .Original.ID}}.
+ //
+ // Solidity: {{.Original.String}}
+ public Transaction {{.Normalized.Name}}(TransactOpts opts{{range .Normalized.Inputs}}, {{bindtype .Type $structs}} {{.Name}}{{end}}) throws Exception {
+ Interfaces args = Geth.newInterfaces({{(len .Normalized.Inputs)}});
+ {{range $index, $item := .Normalized.Inputs}}Interface arg{{$index}} = Geth.newInterface();arg{{$index}}.set{{namedtype (bindtype .Type $structs) .Type}}({{.Name}});args.set({{$index}},arg{{$index}});
+ {{end}}
+ return this.Contract.transact(opts, "{{.Original.Name}}" , args);
+ }
+ {{end}}
+}
+{{end}}
+`