func (self *SWAP) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
val1 := stack.PopSlot()
val2 := stack.PopSlot()
stack.PushSlot(val1)
stack.PushSlot(val2)
}
// 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 (self *ATHROW) Execute(frame *rtda.Frame) {
ex := frame.OperandStack().PopRef()
if ex == nil {
frame.Thread().ThrowNPE()
return
}
thread := frame.Thread()
for {
frame := thread.CurrentFrame()
pc := frame.NextPC() - 1
handler := frame.Method().FindExceptionHandler(ex.Class(), pc)
if handler != nil {
stack := frame.OperandStack()
stack.Clear()
stack.PushRef(ex)
frame.SetNextPC(handler.HandlerPc())
return
}
thread.PopFrame()
if thread.IsStackEmpty() {
break
}
}
thread.HandleUncaughtException(ex)
}
func (self *FMUL) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v2 := stack.PopFloat()
v1 := stack.PopFloat()
result := v1 * v2
stack.PushFloat(result)
}
//(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 addressSize();
// ()I
func addressSize(frame *rtda.Frame) {
// vars := frame.LocalVars()
// vars.GetRef(0) // this
stack := frame.OperandStack()
stack.PushInt(8) // todo unsafe.Sizeof(int)
}
// 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 (self *DREM) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v2 := stack.PopDouble()
v1 := stack.PopDouble()
result := math.Mod(v1, v2) // todo
stack.PushDouble(result)
}
//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 long getEntrySize(long jzentry);
// (J)J
func getEntrySize(frame *rtda.Frame) {
entry := _getEntryPop(frame)
size := int64(entry.UncompressedSize64)
stack := frame.OperandStack()
stack.PushLong(size)
}
// private native long getUptime0();
// ()J
func getUptime0(frame *rtda.Frame) {
// todo
uptime := int64(0)
stack := frame.OperandStack()
stack.PushLong(uptime)
}
// public native long getStartupTime();
// ()J
func getStartupTime(frame *rtda.Frame) {
// todo
startupTime := int64(0)
stack := frame.OperandStack()
stack.PushLong(startupTime)
}
// public native int getModifiers();
// ()I
func getModifiers(frame *rtda.Frame) {
class := _popClass(frame)
modifiers := class.GetAccessFlags()
stack := frame.OperandStack()
stack.PushInt(int32(modifiers))
}
// 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
}
func (self *DADD) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v1 := stack.PopDouble()
v2 := stack.PopDouble()
result := v1 + v2
stack.PushDouble(result)
}
func (self *FREM) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v2 := stack.PopFloat()
v1 := stack.PopFloat()
result := float32(math.Mod(float64(v1), float64(v2))) // todo
stack.PushFloat(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)
}
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 String getVersion0();
// ()Ljava/lang/String;
func getVersion0(frame *rtda.Frame) {
// todo
version := rtda.JString("0")
stack := frame.OperandStack()
stack.PushRef(version)
}
// public native Class<?> getComponentType();
// ()Ljava/lang/Class;
func getComponentType(frame *rtda.Frame) {
class := _popClass(frame)
componentClass := class.ComponentClass()
componentClassObj := componentClass.JClass()
stack := frame.OperandStack()
stack.PushRef(componentClassObj)
}
// 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 int getEntryMethod(long jzentry);
// (J)I
func getEntryMethod(frame *rtda.Frame) {
// entry := _getEntryPop(frame)
// method := int32(entry.Method)
// todo
stack := frame.OperandStack()
stack.PushInt(0)
}
// public native long freeMemory();
// ()J
func freeMemory(frame *rtda.Frame) {
var memStats runtime.MemStats
runtime.ReadMemStats(&memStats)
frees := memStats.Frees
stack := frame.OperandStack()
stack.PushLong(int64(frees))
}
// public native int hashCode();
// ()I
func hashCode(frame *rtda.Frame) {
vars := frame.LocalVars()
this := vars.GetThis()
hash := int32(uintptr(unsafe.Pointer(this)))
stack := frame.OperandStack()
stack.PushInt(hash)
}
// protected native Object clone() throws CloneNotSupportedException;
// ()Ljava/lang/Object;
func clone(frame *rtda.Frame) {
vars := frame.LocalVars()
this := vars.GetThis()
// todo
stack := frame.OperandStack()
stack.PushRef(this.Clone())
}
// Due to oddities SO_REUSEADDR on windows reuse is ignored
// private static native int socket0(boolean preferIPv6, boolean stream, boolean reuse);
func net_socket0(frame *rtda.Frame) {
//vars := frame.LocalVars()
//preferIPv6 := vars.GetBoolean(0)
//stream := vars.GetBoolean(1)
//reuse := vars.GetBoolean(2)
frame.OperandStack().PushInt(100)
}
func (self *LUSHR) Execute(frame *rtda.Frame) {
stack := frame.OperandStack()
v2 := stack.PopInt()
v1 := stack.PopLong()
s := uint32(v2) & 0x3f
result := int64(uint64(v1) >> s)
stack.PushLong(result)
}
// public final native Class<?> getClass();
// ()Ljava/lang/Class;
func getClass(frame *rtda.Frame) {
vars := frame.LocalVars()
this := vars.GetThis()
class := this.Class().JClass()
stack := frame.OperandStack()
stack.PushRef(class)
}
