public void RegisterMethod(string name, int signature, NativeMethod method, int frameSize)
{
_methods[HashMethod(name, signature)] = new NativeMethodInfo {
Name = name,
Signature = signature,
FrameSize = frameSize,
Method = method
};
}
public virtual NativeMethod GetMethod(string name, int signature)
{
NativeMethodInfo result = null;
if (!_methods.TryGetValue(HashMethod(name, signature), out result))
{
return(null);
}
return(result.Method);
}
public int GetFrameSize(string name, int signature)
{
return(40);
NativeMethodInfo result = null;
if (!_methods.TryGetValue(HashMethod(name, signature), out result))
{
return(0);
}
return(result.FrameSize);
}
//directly called only by native mathods implementation
internal void PrepareMethodInvocation(MethodInfo methodToRun, JavaInstance instance, object[] parameters)
{
if (methodToRun.IsNative)
{
NativeMethodInfo nativeMethod = (NativeMethodInfo)methodToRun;
object returnValue = nativeMethod.Implementation(instance, parameters, this);
if (returnValue != null)
{
stack.Peek().PushToOperandStack(returnValue);
}
}
else
{
StackFrame newFrame = new StackFrame(methodToRun, this);
newFrame.InitLocals(instance, parameters);
stack.Push(newFrame);
}
}
public void SignalException(string exceptionClassName, string ctorDescriptor = null, object[] parameters = null)
{
var exceptionInstance = CreateJavaInstance(exceptionClassName);
NativeMethodInfo nativeCtor = null;
if (ctorDescriptor == null)
{
nativeCtor = exceptionInstance.JavaClass.GetMethodInfo(ClassDefaults.ConstructorMethodName + ClassDefaults.VoidMethodDescriptor) as NativeMethodInfo;
}
else
{
nativeCtor = exceptionInstance.JavaClass.GetMethodInfo(ClassDefaults.ConstructorMethodName + ctorDescriptor) as NativeMethodInfo;
}
if (nativeCtor != null)
{
nativeCtor.Implementation(exceptionInstance, parameters ?? ClassDefaults.EmptyParameters, this);
}
SignalException(exceptionInstance);
}
protected void AddMethod(NativeMethodInfo methodInfo)
{
base.Methods.Add(methodInfo.Key, methodInfo);
}
