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accounts, build, mobile: remove Android and iOS support (ethereum#26599)
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@JukLee0ira
JukLee0ira committed Nov 15, 2024
1 parent 77b0c0b commit cba5782
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Showing 26 changed files with 10 additions and 2,982 deletions.
1 change: 0 additions & 1 deletion .github/CODEOWNERS
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Validating CODEOWNERS rules …
Original file line number Diff line number Diff line change
Expand Up @@ -7,5 +7,4 @@ core/ @karalabe @holiman
eth/ @karalabe
les/ @zsfelfoldi
light/ @zsfelfoldi
mobile/ @karalabe
p2p/ @fjl @zsfelfoldi
76 changes: 8 additions & 68 deletions accounts/abi/bind/bind.go
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Original file line number Diff line number Diff line change
Expand Up @@ -37,8 +37,6 @@ type Lang int

const (
LangGo Lang = iota
LangJava
LangObjC
)

// Bind generates a Go wrapper around a contract ABI. This wrapper isn't meant
Expand Down Expand Up @@ -160,15 +158,15 @@ func Bind(types []string, abis []string, bytecodes []string, pkg string, lang La
// bindType is a set of type binders that convert Solidity types to some supported
// programming language types.
var bindType = map[Lang]func(kind abi.Type) string{
LangGo: bindTypeGo,
LangJava: bindTypeJava,
LangGo: bindTypeGo,
}

// Helper function for the binding generators.
// It reads the unmatched characters after the inner type-match,
// (since the inner type is a prefix of the total type declaration),
// looks for valid arrays (possibly a dynamic one) wrapping the inner type,
// and returns the sizes of these arrays.
//
// (since the inner type is a prefix of the total type declaration),
// looks for valid arrays (possibly a dynamic one) wrapping the inner type,
// and returns the sizes of these arrays.
//
// Returned array sizes are in the same order as solidity signatures; inner array size first.
// Array sizes may also be "", indicating a dynamic array.
Expand Down Expand Up @@ -244,15 +242,6 @@ func arrayBindingJava(inner string, arraySizes []string) string {
return inner + strings.Repeat("[]", len(arraySizes))
}

// bindTypeJava converts a Solidity type to a Java one. Since there is no clear mapping
// from all Solidity types to Java ones (e.g. uint17), those that cannot be exactly
// mapped will use an upscaled type (e.g. BigDecimal).
func bindTypeJava(kind abi.Type) string {
stringKind := kind.String()
innerLen, innerMapping := bindUnnestedTypeJava(stringKind)
return arrayBindingJava(wrapArray(stringKind, innerLen, innerMapping))
}

// The inner function of bindTypeJava, this finds the inner type of stringKind.
// (Or just the type itself if it is not an array or slice)
// The length of the matched part is returned, with the the translated type.
Expand Down Expand Up @@ -311,8 +300,7 @@ func bindUnnestedTypeJava(stringKind string) (int, string) {
// bindTopicType is a set of type binders that convert Solidity types to some
// supported programming language topic types.
var bindTopicType = map[Lang]func(kind abi.Type) string{
LangGo: bindTopicTypeGo,
LangJava: bindTopicTypeJava,
LangGo: bindTopicTypeGo,
}

// bindTypeGo converts a Solidity topic type to a Go one. It is almost the same
Expand All @@ -325,64 +313,16 @@ func bindTopicTypeGo(kind abi.Type) string {
return bound
}

// bindTypeGo converts a Solidity topic type to a Java one. It is almost the same
// funcionality as for simple types, but dynamic types get converted to hashes.
func bindTopicTypeJava(kind abi.Type) string {
bound := bindTypeJava(kind)
if bound == "String" || bound == "Bytes" {
bound = "Hash"
}
return bound
}

// namedType is a set of functions that transform language specific types to
// named versions that my be used inside method names.
var namedType = map[Lang]func(string, abi.Type) string{
LangGo: func(string, abi.Type) string { panic("this shouldn't be needed") },
LangJava: namedTypeJava,
}

// namedTypeJava converts some primitive data types to named variants that can
// be used as parts of method names.
func namedTypeJava(javaKind string, solKind abi.Type) string {
switch javaKind {
case "byte[]":
return "Binary"
case "byte[][]":
return "Binaries"
case "string":
return "String"
case "string[]":
return "Strings"
case "boolean":
return "Bool"
case "boolean[]":
return "Bools"
case "BigInt[]":
return "BigInts"
default:
parts := regexp.MustCompile(`(u)?int([0-9]*)(\[[0-9]*\])?`).FindStringSubmatch(solKind.String())
if len(parts) != 4 {
return javaKind
}
switch parts[2] {
case "8", "16", "32", "64":
if parts[3] == "" {
return capitalise(fmt.Sprintf("%sint%s", parts[1], parts[2]))
}
return capitalise(fmt.Sprintf("%sint%ss", parts[1], parts[2]))

default:
return javaKind
}
}
LangGo: func(string, abi.Type) string { panic("this shouldn't be needed") },
}

// methodNormalizer is a name transformer that modifies Solidity method names to
// conform to target language naming concentions.
var methodNormalizer = map[Lang]func(string) string{
LangGo: capitalise,
LangJava: decapitalise,
LangGo: capitalise,
}

// capitalise makes a camel-case string which starts with an upper case character.
Expand Down
105 changes: 1 addition & 104 deletions accounts/abi/bind/template.go
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Original file line number Diff line number Diff line change
Expand Up @@ -52,8 +52,7 @@ type tmplEvent struct {
// 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,
LangGo: tmplSourceGo,
}

// tmplSourceGo is the Go source template use to generate the contract binding
Expand Down Expand Up @@ -418,105 +417,3 @@ package {{.Package}}
{{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 org.ethereum.geth.internal.*;
{{range $contract := .Contracts}}
public class {{.Type}} {
// ABI is the input ABI used to generate the binding from.
public final static String ABI = "{{.InputABI}}";
{{if .InputBin}}
// BYTECODE is the compiled bytecode used for deploying new contracts.
public final static byte[] BYTECODE = "{{.InputBin}}".getBytes();
// 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}} {{.Name}}{{end}}) throws Exception {
Interfaces args = Geth.newInterfaces({{(len .Constructor.Inputs)}});
{{range $index, $element := .Constructor.Inputs}}
args.set({{$index}}, Geth.newInterface()); args.get({{$index}}).set{{namedtype (bindtype .Type) .Type}}({{.Name}});
{{end}}
return new {{.Type}}(Geth.deployContract(auth, ABI, 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, $item := .Normalized.Outputs}}public {{bindtype .Type}} {{if ne .Name ""}}{{.Name}}{{else}}Return{{$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}}{{end}}{{end}} {{.Normalized.Name}}(CallOpts opts{{range .Normalized.Inputs}}, {{bindtype .Type}} {{.Name}}{{end}}) throws Exception {
Interfaces args = Geth.newInterfaces({{(len .Normalized.Inputs)}});
{{range $index, $item := .Normalized.Inputs}}args.set({{$index}}, Geth.newInterface()); args.get({{$index}}).set{{namedtype (bindtype .Type) .Type}}({{.Name}});
{{end}}
Interfaces results = Geth.newInterfaces({{(len .Normalized.Outputs)}});
{{range $index, $item := .Normalized.Outputs}}Interface result{{$index}} = Geth.newInterface(); result{{$index}}.setDefault{{namedtype (bindtype .Type) .Type}}(); results.set({{$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) .Type}}();
{{end}}
return result;
{{else}}{{range .Normalized.Outputs}}return results.get(0).get{{namedtype (bindtype .Type) .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}} {{.Name}}{{end}}) throws Exception {
Interfaces args = Geth.newInterfaces({{(len .Normalized.Inputs)}});
{{range $index, $item := .Normalized.Inputs}}args.set({{$index}}, Geth.newInterface()); args.get({{$index}}).set{{namedtype (bindtype .Type) .Type}}({{.Name}});
{{end}}
return this.Contract.transact(opts, "{{.Original.Name}}" , args);
}
{{end}}
}
{{end}}
`
6 changes: 1 addition & 5 deletions cmd/abigen/main.go
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Original file line number Diff line number Diff line change
Expand Up @@ -38,7 +38,7 @@ var (

pkgFlag = flag.String("pkg", "", "Package name to generate the binding into")
outFlag = flag.String("out", "", "Output file for the generated binding (default = stdout)")
langFlag = flag.String("lang", "go", "Destination language for the bindings (go, java, objc)")
langFlag = flag.String("lang", "go", "Destination language for the bindings (go)")
)

func main() {
Expand All @@ -60,10 +60,6 @@ func main() {
switch *langFlag {
case "go":
lang = bind.LangGo
case "java":
lang = bind.LangJava
case "objc":
lang = bind.LangObjC
default:
fmt.Printf("Unsupported destination language \"%s\" (--lang)\n", *langFlag)
os.Exit(-1)
Expand Down
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