//([B)Ljava/lang/String;
//String getHostByAddr(byte[] var1) throws UnknownHostException
func i6di_getHostByAddr(frame *rtda.Frame) {
vars := frame.LocalVars()
t := vars.GetRef(1)
buf := t.GoBytes()
address := fmt.Sprintf("%d.%d.%d.%d", buf[0], buf[1], buf[2], buf[3])
if name, err := net.LookupAddr(address); err == nil {
frame.OperandStack().PushRef(rtda.JString(name[0]))
} else {
panic("not found from lookupAllHostAddr")
frame.OperandStack().PushRef(rtda.JString(""))
}
}
// private native String getUTF8At0(Object o, int i);
// (Ljava/lang/Object;I)Ljava/lang/String;
func getUTF8At0(frame *rtda.Frame) {
cp, index := _getPop(frame)
kUtf8 := cp.GetConstant(index).(*rtc.ConstantUtf8)
goStr := kUtf8.Str()
jStr := rtda.JString(goStr)
frame.OperandStack().PushRef(jStr)
}
// private static native String getSystemTimeZoneID(String javaHome, String country);
// (Ljava/lang/String;Ljava/lang/String;)Ljava/lang/String;
func getSystemTimeZoneID(frame *rtda.Frame) {
vars := frame.LocalVars()
//javaHomeObj := vars.GetRef(0)
countryObj := vars.GetRef(1)
//for osx read system timezone
file, err := os.Open("/usr/share/zoneinfo/zone.tab")
if err != nil {
panic(err)
}
scanner := bufio.NewScanner(file)
var timezone string
for scanner.Scan() {
line := scanner.Text()
if line[0] == '#' {
continue
}
zone := strings.Split(line, "\t")
if zone[0] == rtda.GoString(countryObj) {
timezone = zone[2]
break
}
}
location, _ := time.LoadLocation(timezone)
zoneID := rtda.JString(location.String())
stack := frame.OperandStack()
stack.PushRef(zoneID)
}
func mainThreadNotReady(thread *rtda.Thread) bool {
stack := thread.CurrentFrame().OperandStack()
if _mainThreadGroup == nil {
undoExec(thread)
threadGroupClass := _classLoader.LoadClass("java/lang/ThreadGroup")
_mainThreadGroup = threadGroupClass.NewObj()
initMethod := threadGroupClass.GetConstructor("()V")
stack.PushRef(_mainThreadGroup) // this
thread.InvokeMethod(initMethod)
return true
}
if thread.JThread() == nil {
undoExec(thread)
threadClass := _classLoader.LoadClass("java/lang/Thread")
mainThreadObj := threadClass.NewObjWithExtra(thread)
mainThreadObj.SetFieldValue("priority", "I", int32(1))
thread.HackSetJThread(mainThreadObj)
initMethod := threadClass.GetConstructor("(Ljava/lang/ThreadGroup;Ljava/lang/String;)V")
stack.PushRef(mainThreadObj) // this
stack.PushRef(_mainThreadGroup) // group
stack.PushRef(rtda.JString("main")) // name
thread.InvokeMethod(initMethod)
return true
}
return false
}
// private static native String getVersion0();
// ()Ljava/lang/String;
func getVersion0(frame *rtda.Frame) {
// todo
version := rtda.JString("0")
stack := frame.OperandStack()
stack.PushRef(version)
}
// private native String getName0();
// ()Ljava/lang/String;
func getName0(frame *rtda.Frame) {
class := _popClass(frame)
name := class.NameJlsFormat()
nameObj := rtda.JString(name)
stack := frame.OperandStack()
stack.PushRef(nameObj)
}
// private static native Properties initProperties(Properties props);
// (Ljava/util/Properties;)Ljava/util/Properties;
func initProperties(frame *rtda.Frame) {
vars := frame.LocalVars()
props := vars.GetRef(0)
stack := frame.OperandStack()
stack.PushRef(props)
// public synchronized Object setProperty(String key, String value)
setPropMethod := props.Class().GetInstanceMethod("setProperty", "(Ljava/lang/String;Ljava/lang/String;)Ljava/lang/Object;")
thread := frame.Thread()
for key, val := range _sysProps() {
jKey := rtda.JString(key)
jVal := rtda.JString(val)
args := []interface{}{props, jKey, jVal}
thread.InvokeMethodWithShim(setPropMethod, args)
}
}
func createArgs() *heap.Object {
jArgs := make([]*heap.Object, len(_args))
for i, arg := range _args {
jArgs[i] = rtda.JString(arg)
}
return heap.NewRefArray2(_classLoader.JLStringClass(), jArgs)
}
func _createEnclosintMethodInfo(classLoader *rtc.ClassLoader, emInfo *rtc.EnclosingMethod) *rtc.Obj {
if emInfo == nil {
return nil
}
enclosingClass := classLoader.LoadClass(emInfo.ClassName())
enclosingClassObj := enclosingClass.JClass()
var methodNameObj, methodDescriptorObj *rtc.Obj
if emInfo.MethodName() != "" {
methodNameObj = rtda.JString(emInfo.MethodName())
methodDescriptorObj = rtda.JString(emInfo.MethodDescriptor())
} else {
methodNameObj, methodDescriptorObj = nil, nil
}
objs := []*rtc.Obj{enclosingClassObj, methodNameObj, methodDescriptorObj}
return rtc.NewRefArray2(classLoader.JLObjectClass(), objs) // Object[]
}
// private static native String getSystemPackage0(String name);
// (Ljava/lang/String;)Ljava/lang/String;
func getSystemPackage0(frame *rtda.Frame) {
// vars := frame.LocalVars()
// name := vars.GetRef(0)
sysPkg := frame.ClassLoader().JLObjectClass().LoadedFrom().String()
sysPkgObj := rtda.JString(sysPkg)
stack := frame.OperandStack()
stack.PushRef(sysPkgObj)
}
func createStackTraceElementObj(ste *StackTraceElement, frame *rtda.Frame) *heap.Object {
declaringClass := rtda.JString(ste.declaringClass)
methodName := rtda.JString(ste.methodName)
fileName := rtda.JString(ste.fileName)
lineNumber := int32(ste.lineNumber)
/*
public StackTraceElement(String declaringClass, String methodName,
String fileName, int lineNumber)
*/
steClass := frame.ClassLoader().LoadClass("java/lang/StackTraceElement")
steObj := steClass.NewObj()
// todo: call <init>
steObj.SetFieldValue("declaringClass", "Ljava/lang/String;", declaringClass)
steObj.SetFieldValue("methodName", "Ljava/lang/String;", methodName)
steObj.SetFieldValue("fileName", "Ljava/lang/String;", fileName)
steObj.SetFieldValue("lineNumber", "I", lineNumber)
return steObj
}
// private native String canonicalize0(String path) throws IOException;
// (Ljava/lang/String;)Ljava/lang/String;
func canonicalize0(frame *rtda.Frame) {
vars := frame.LocalVars()
pathStr := vars.GetRef(1)
// todo
path := rtda.GoString(pathStr)
path2 := filepath.Clean(path)
if path2 != path {
pathStr = rtda.JString(path2)
}
stack := frame.OperandStack()
stack.PushRef(pathStr)
}
// private native String getGenericSignature0();
// ()Ljava/lang/String;
func getGenericSignature0(frame *rtda.Frame) {
class := _popClass(frame)
if class == nil {
panic("illegal class")
}
// Return null for arrays and primatives
if !class.IsPrimitive() {
signature := class.Signature()
if signature == "" {
frame.OperandStack().PushNull()
} else {
frame.OperandStack().PushRef(rtda.JString(signature))
}
return
}
frame.OperandStack().PushNull()
}
// private native Method[] getDeclaredMethods0(boolean publicOnly);
// (Z)[Ljava/lang/reflect/Method;
func getDeclaredMethods0(frame *rtda.Frame) {
vars := frame.LocalVars()
classObj := vars.GetThis()
publicOnly := vars.GetBoolean(1)
class := classObj.Extra().(*rtc.Class)
methods := class.GetMethods(publicOnly)
methodCount := uint(len(methods))
methodClass := rtc.BootLoader().LoadClass("java/lang/reflect/Method")
methodArr := methodClass.NewArray(methodCount)
stack := frame.OperandStack()
stack.PushRef(methodArr)
// create method objs
if methodCount > 0 {
thread := frame.Thread()
methodObjs := methodArr.Refs()
methodConstructor := methodClass.GetConstructor(_methodConstructorDescriptor)
for i, method := range methods {
methodObj := methodClass.NewObjWithExtra(method)
methodObjs[i] = methodObj
// init methodObj
thread.InvokeMethodWithShim(methodConstructor, []interface{}{
methodObj, // this
classObj, // declaringClass
rtda.JString(method.Name()), // name
getParameterTypeArr(method), // parameterTypes
getReturnType(method), // returnType
getExceptionTypeArr(method), // checkedExceptions
int32(method.GetAccessFlags()), // modifiers
int32(method.Slot()), // slot
getSignatureStr(method.Signature()), // signature
getAnnotationByteArr(method.AnnotationData()), // annotations
getAnnotationByteArr(method.ParameterAnnotationData()), // parameterAnnotations
getAnnotationByteArr(method.AnnotationDefaultData()), // annotationDefault
})
}
}
}
func _ldc(frame *rtda.Frame, index uint) {
stack := frame.OperandStack()
cp := frame.ConstantPool()
c := cp.GetConstant(index)
switch c.(type) {
case int32:
stack.PushInt(c.(int32))
case float32:
stack.PushFloat(c.(float32))
case string:
internedStr := rtda.JString(c.(string))
stack.PushRef(internedStr)
case *heap.ConstantClass:
kClass := c.(*heap.ConstantClass)
classObj := kClass.Class().JClass()
stack.PushRef(classObj)
default:
// todo
// ref to MethodType or MethodHandle
jutil.Panicf("todo: ldc! %v", c)
}
}
// private native Field[] getDeclaredFields0(boolean publicOnly);
// (Z)[Ljava/lang/reflect/Field;
func getDeclaredFields0(frame *rtda.Frame) {
vars := frame.LocalVars()
classObj := vars.GetThis()
publicOnly := vars.GetBoolean(1)
class := classObj.Extra().(*heap.Class)
fields := class.GetFields(publicOnly)
fieldCount := uint(len(fields))
fieldClass := heap.BootLoader().LoadClass("java/lang/reflect/Field")
fieldArr := heap.NewRefArray(fieldClass, fieldCount)
stack := frame.OperandStack()
stack.PushRef(fieldArr)
if fieldCount > 0 {
thread := frame.Thread()
fieldObjs := fieldArr.Refs()
fieldConstructor := fieldClass.GetConstructor(_fieldConstructorDescriptor)
for i, goField := range fields {
fieldObj := fieldClass.NewObjWithExtra(goField)
fieldObjs[i] = fieldObj
// init fieldObj
thread.InvokeMethodWithShim(fieldConstructor, []interface{}{
fieldObj, // this
classObj, // declaringClass
rtda.JString(goField.Name()), // name
goField.Type().JClass(), // type
int32(goField.GetAccessFlags()), // modifiers
int32(goField.SlotId()), // slot
getSignatureStr(goField.Signature()), // signature
getAnnotationByteArr(goField.AnnotationData()), // annotations
})
}
}
}
func getSignatureStr(signature string) *heap.Object {
if signature != "" {
return rtda.JString(signature)
}
return nil
}
func getSignatureStr(signature string) *rtc.Obj {
if signature != "" {
return rtda.JString(signature)
}
return nil
}
