func (self *FMUL) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v2 := stack.PopFloat()
v1 := stack.PopFloat()
result := v1 * v2
stack.PushFloat(result)
}
func createStackTraceElements(tObj *heap.Object, frame *rtda.Frame) []*StackTraceElement {
thread := frame.Thread()
depth := thread.StackDepth()
// skip unrelated frames
i := uint(1)
for k := tObj.Class(); k != nil; k = k.SuperClass() {
i++
}
if thread.TopFrameN(i).Method().Name() == "<athrow>" {
i++
}
stes := make([]*StackTraceElement, 0, depth)
for ; i < depth; i++ {
frameN := thread.TopFrameN(i)
methodN := frameN.Method()
classN := methodN.Class()
if classN.Name() != "~shim" { // skip shim frame
lineNumber := methodN.GetLineNumber(frameN.NextPC() - 1)
ste := &StackTraceElement{
declaringClass: classN.NameJlsFormat(),
methodName: methodN.Name(),
fileName: classN.SourceFile(),
lineNumber: lineNumber,
}
stes = append(stes, ste)
}
}
return stes
}
// private static native int findSignal(String string);
// (Ljava/lang/String;)I
func findSignal(frame *rtda.Frame) {
vars := frame.LocalVars()
vars.GetRef(0) // name
stack := frame.OperandStack()
stack.PushInt(0) // todo
}
// private native long getUptime0();
// ()J
func getUptime0(frame *rtda.Frame) {
// todo
uptime := int64(0)
stack := frame.OperandStack()
stack.PushLong(uptime)
}
// 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 static native long getEntryCrc(long jzentry);
// (J)J
func getEntryCrc(frame *rtda.Frame) {
entry := _getEntryPop(frame)
crc := int64(entry.CRC32)
stack := frame.OperandStack()
stack.PushLong(crc)
}
func _getEntryPop(frame *rtda.Frame) *gozip.File {
vars := frame.LocalVars()
jzentry := vars.GetLong(0)
entry := getEntryFile(jzentry)
return entry
}
// public native void unpark(Object thread);
// (Ljava/lang/Object;)V
func unpark(frame *rtda.Frame) {
vars := frame.LocalVars()
threadObj := vars.GetRef(1)
thread := threadObj.Extra().(*rtda.Thread)
thread.Unpark()
}
func (self *DADD) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v1 := stack.PopDouble()
v2 := stack.PopDouble()
result := v1 + v2
stack.PushDouble(result)
}
func (self *ARETURN) Execute(frame *rtda.Frame) {
thread := frame.Thread()
currentFrame := thread.PopFrame()
invokerFrame := thread.TopFrame()
ref := currentFrame.OperandStack().PopRef()
invokerFrame.OperandStack().PushRef(ref)
}
func (self *LRETURN) Execute(frame *rtda.Frame) {
thread := frame.Thread()
currentFrame := thread.PopFrame()
invokerFrame := thread.TopFrame()
val := currentFrame.OperandStack().PopLong()
invokerFrame.OperandStack().PushLong(val)
}
// native void socketConnect(InetAddress address, int port, int timeout)
// throws IOException;
func psi_socketConnect(frame *rtda.Frame) {
vars := frame.LocalVars()
this := vars.GetThis()
address := vars.GetRef(1)
port := vars.Get(2)
holder := address.GetFieldValue("holder", "Ljava/net/InetAddress$InetAddressHolder;").(*rtc.Obj)
//fmt.Println(address.Class().GetInstanceMethod("getHostAddress", "()Ljava/lang/String;").NativeMethod())
add := holder.GetFieldValue("address", "I").(int32)
b := make([]byte, 4)
binary.BigEndian.PutUint32(b, uint32(add))
laddr := fmt.Sprintf("%d.%d.%d.%d:%d", b[0], b[1], b[2], b[3], port)
conn, err := net.Dial("tcp", laddr)
if err != nil {
frame.Thread().ThrowIOException(err.Error())
}
//TODO what ? timeout how to implement ?
_timeout := vars.GetInt(3)
if _timeout > 0 {
conn.SetDeadline(time.Now().Add(time.Duration(_timeout) * time.Millisecond))
}
fdObj := this.GetFieldValue("fd", "Ljava/io/FileDescriptor;").(*rtc.Obj)
fdObj.SetExtra(conn)
}
// public static native void set(Object array, int index, Object value)
// throws IllegalArgumentException, ArrayIndexOutOfBoundsException;
// (Ljava/lang/Object;ILjava/lang/Object;)V
func set(frame *rtda.Frame) {
vars := frame.LocalVars()
arr := vars.GetRef(0)
index := vars.GetInt(1)
value := vars.GetRef(2)
if arr == nil {
frame.Thread().ThrowNPE()
return
}
if !arr.IsArray() {
frame.Thread().ThrowIllegalArgumentException("Argument is not an array")
return
}
if index < 0 || index >= heap.ArrayLength(arr) {
frame.Thread().ThrowArrayIndexOutOfBoundsExceptionNoMsg()
return
}
if !arr.IsPrimitiveArray() {
arr.Refs()[index] = value
return
}
//TODO Consistent with the current need to determine whether the type and source type
// Such as:
// [I
// java/lang/Integer
// frame.Thread().ThrowIllegalArgumentException("argument type mismatch")
// primitive array
primitiveDescriptorStr := arr.Class().Name()[1:]
if primitiveDescriptorStr != value.GetPrimitiveDescriptor() {
frame.Thread().ThrowIllegalArgumentException("argument type mismatch")
return
}
unboxed := box.Unbox(value, primitiveDescriptorStr)
primitiveDescriptor := arr.Class().Name()[1]
switch primitiveDescriptor {
case 'Z':
arr.Booleans()[index] = int8(unboxed.(int32))
case 'B':
arr.Bytes()[index] = int8(unboxed.(int32))
case 'C':
arr.Chars()[index] = uint16(unboxed.(int32))
case 'S':
arr.Shorts()[index] = int16(unboxed.(int32))
case 'I':
arr.Ints()[index] = unboxed.(int32)
case 'J':
arr.Longs()[index] = unboxed.(int64)
case 'F':
arr.Floats()[index] = unboxed.(float32)
case 'D':
arr.Doubles()[index] = unboxed.(float64)
}
}
// private native void writeBytes(byte b[], int off, int len, boolean append) throws IOException;
// ([BIIZ)V
func writeBytes(frame *rtda.Frame) {
vars := frame.LocalVars()
fosObj := vars.GetRef(0) // this
byteArrObj := vars.GetRef(1) // b
offset := vars.GetInt(2) // off
length := vars.GetInt(3) // len
//vars.GetBoolean(4) // append
fdObj := fosObj.GetFieldValue("fd", "Ljava/io/FileDescriptor;").(*rtc.Obj)
if fdObj.Extra() == nil {
goFd := fdObj.GetFieldValue("fd", "I").(int32)
switch goFd {
case 0:
fdObj.SetExtra(os.Stdin)
case 1:
fdObj.SetExtra(os.Stdout)
case 2:
fdObj.SetExtra(os.Stderr)
}
}
goFile := fdObj.Extra().(*os.File)
goBytes := byteArrObj.GoBytes()
goBytes = goBytes[offset : offset+length]
goFile.Write(goBytes)
}
// public static native void arraycopy(Object src, int srcPos, Object dest, int destPos, int length)
// (Ljava/lang/Object;ILjava/lang/Object;II)V
func arraycopy(frame *rtda.Frame) {
vars := frame.LocalVars()
src := vars.GetRef(0)
srcPos := vars.GetInt(1)
dest := vars.GetRef(2)
destPos := vars.GetInt(3)
length := vars.GetInt(4)
// NullPointerException
if src == nil || dest == nil {
panic("NPE") // todo
}
// ArrayStoreException
if !checkArrayCopy(src, dest) {
panic("ArrayStoreException")
}
// IndexOutOfBoundsException
if srcPos < 0 || destPos < 0 || length < 0 ||
srcPos+length > rtc.ArrayLength(src) ||
destPos+length > rtc.ArrayLength(dest) {
panic("IndexOutOfBoundsException") // todo
}
rtc.ArrayCopy(src, dest, srcPos, destPos, length)
}
func (self *IADD) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v2 := stack.PopInt()
v1 := stack.PopInt()
result := v1 + v2
stack.PushInt(result)
}
// private static native int getEntryFlag(long jzentry);
// (J)I
func getEntryFlag(frame *rtda.Frame) {
entry := _getEntryPop(frame)
flag := int32(entry.Flags)
stack := frame.OperandStack()
stack.PushInt(flag)
}
func (self *LADD) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v2 := stack.PopLong()
v1 := stack.PopLong()
result := v1 + v2
stack.PushLong(result)
}
// private static native long getEntrySize(long jzentry);
// (J)J
func getEntrySize(frame *rtda.Frame) {
entry := _getEntryPop(frame)
size := int64(entry.UncompressedSize64)
stack := frame.OperandStack()
stack.PushLong(size)
}
//(Ljava/lang/String;)[Ljava/net/InetAddress;
func i6di_lookupAllHostAddr(frame *rtda.Frame) {
vars := frame.LocalVars()
host := rtda.GoString(vars.GetRef(1))
address, _ := net.LookupHost(host)
constructorCount := uint(len(address))
inetAddress := heap.BootLoader().LoadClass("java/net/InetAddress")
inetAddressArr := inetAddress.NewArray(constructorCount)
stack := frame.OperandStack()
stack.PushRef(inetAddressArr)
//TODO
//getByName descriptor:(Ljava/lang/String;)Ljava/net/InetAddress;
//if constructorCount > 0 {
// thread := frame.Thread()
// constructorObjs := inetAddressArr.Refs()
// inetAddressGetByNameMethod := inetAddress.GetStaticMethod("getByName", "(Ljava/lang/String;)Ljava/net/InetAddress;")
// fmt.Println(constructorObjs[0])
// fmt.Println(inetAddressGetByNameMethod)
// fmt.Println(thread)
// thread.InvokeMethodWithShim(inetAddressGetByNameMethod, []interface{}{
// constructorObjs[0],
// rtda.JString(host),
// })
//}
}
// public native int getModifiers();
// ()I
func getModifiers(frame *rtda.Frame) {
class := _popClass(frame)
modifiers := class.GetAccessFlags()
stack := frame.OperandStack()
stack.PushInt(int32(modifiers))
}
// private native void interrupt0();
// ()V
func interrupt0(frame *rtda.Frame) {
vars := frame.LocalVars()
this := vars.GetThis()
thread := _extraThread(this)
thread.Interrupt()
}
// public native long getStartupTime();
// ()J
func getStartupTime(frame *rtda.Frame) {
// todo
startupTime := int64(0)
stack := frame.OperandStack()
stack.PushLong(startupTime)
}
// private static native void setErr0(PrintStream err);
// (Ljava/io/PrintStream;)V
func setErr0(frame *rtda.Frame) {
vars := frame.LocalVars()
err := vars.GetRef(0)
sysClass := frame.Method().Class()
sysClass.SetStaticValue("err", "Ljava/io/PrintStream;", err)
}
//private native int socketRead0(FileDescriptor fd, byte b[], int off, int len, int timeout)
// java/net/SocketInputStream~socketRead0~(Ljava/io/FileDescriptor;[BIII)I
func sis_socketRead0(frame *rtda.Frame) {
vars := frame.LocalVars()
//this := vars.GetThis()
fd := vars.GetRef(1)
buf := vars.GetRef(2)
off := vars.GetInt(3)
_len := vars.GetInt(4)
conn := fd.Extra().(net.Conn)
_timeout := vars.GetInt(5)
if _timeout > 0 {
conn.SetDeadline(time.Now().Add(time.Duration(_timeout) * time.Millisecond))
}
goBuf := buf.GoBytes()
goBuf = goBuf[off : off+_len]
n, err := conn.Read(goBuf)
if err == nil || n > 0 || err == io.EOF {
frame.OperandStack().PushInt(int32(n))
} else {
// todo
panic(err.Error())
//frame.Thread().ThrowIOException(err.Error())
}
}
// private static native void setIn0(InputStream in);
// (Ljava/io/InputStream;)V
func setIn0(frame *rtda.Frame) {
vars := frame.LocalVars()
in := vars.GetRef(0)
sysClass := frame.Method().Class()
sysClass.SetStaticValue("in", "Ljava/io/InputStream;", in)
}
// private native void open(String name, int mode) throws FileNotFoundException;
// (Ljava/lang/String;)V
func raf_open(frame *rtda.Frame) {
vars := frame.LocalVars()
this := vars.GetThis()
name := vars.GetRef(1)
mode := vars.GetInt(2) //flag
flag := 0
if mode&1 > 0 {
flag |= os.O_RDONLY
}
//write
if mode&2 > 0 {
flag |= os.O_RDWR | os.O_CREATE
}
if mode&4 > 0 {
flag |= os.O_SYNC | os.O_CREATE
}
if mode&8 > 0 {
//TODO:O_DSYNC
flag |= os.O_SYNC | os.O_CREATE
}
goName := rtda.GoString(name)
if goFile, err := os.OpenFile(goName, flag, 0660); err != nil {
frame.Thread().ThrowFileNotFoundException(goName)
} else {
this.SetExtra(goFile)
}
}
// private static native void setOut0(PrintStream out);
// (Ljava/io/PrintStream;)V
func setOut0(frame *rtda.Frame) {
vars := frame.LocalVars()
out := vars.GetRef(0)
sysClass := frame.Method().Class()
sysClass.SetStaticValue("out", "Ljava/io/PrintStream;", out)
}
// public native int addressSize();
// ()I
func addressSize(frame *rtda.Frame) {
// vars := frame.LocalVars()
// vars.GetRef(0) // this
stack := frame.OperandStack()
stack.PushInt(8) // todo unsafe.Sizeof(int)
}
func (self *SWAP) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
val1 := stack.PopSlot()
val2 := stack.PopSlot()
stack.PushSlot(val1)
stack.PushSlot(val2)
}
