public Object invokeMethod(Reference ref, boolean isVirtual, Object cls, Object[] params)
throws InterpreterException, InvocationTargetException {
if (!isVirtual && cls != null) /* XXX */
throw new InterpreterException("Can't invoke nonvirtual Method " + ref + ".");
Method m;
try {
String[] paramTypeSigs = TypeSignature.getParameterTypes(ref.getType());
Class clazz = TypeSignature.getClass(ref.getClazz());
Class[] paramTypes = new Class[paramTypeSigs.length];
for (int i = 0; i < paramTypeSigs.length; i++) {
params[i] = toReflectType(paramTypeSigs[i], params[i]);
paramTypes[i] = TypeSignature.getClass(paramTypeSigs[i]);
}
try {
m = clazz.getMethod(ref.getName(), paramTypes);
} catch (NoSuchMethodException ex) {
m = clazz.getDeclaredMethod(ref.getName(), paramTypes);
}
} catch (ClassNotFoundException ex) {
throw new InterpreterException(ref + ": Class not found");
} catch (NoSuchMethodException ex) {
throw new InterpreterException("Method " + ref + " not found");
} catch (SecurityException ex) {
throw new InterpreterException(ref + ": Security exception");
}
String retType = TypeSignature.getReturnType(ref.getType());
try {
return fromReflectType(retType, m.invoke(cls, params));
} catch (IllegalAccessException ex) {
throw new InterpreterException("Method " + ref + " not accessible");
}
}
public Object invokeConstructor(Reference ref, Object[] params)
throws InterpreterException, InvocationTargetException {
Constructor c;
try {
String[] paramTypeSigs = TypeSignature.getParameterTypes(ref.getType());
Class clazz = TypeSignature.getClass(ref.getClazz());
Class[] paramTypes = new Class[paramTypeSigs.length];
for (int i = 0; i < paramTypeSigs.length; i++) {
params[i] = toReflectType(paramTypeSigs[i], params[i]);
paramTypes[i] = TypeSignature.getClass(paramTypeSigs[i]);
}
try {
c = clazz.getConstructor(paramTypes);
} catch (NoSuchMethodException ex) {
c = clazz.getDeclaredConstructor(paramTypes);
}
} catch (ClassNotFoundException ex) {
throw new InterpreterException(ref + ": Class not found");
} catch (NoSuchMethodException ex) {
throw new InterpreterException("Constructor " + ref + " not found");
} catch (SecurityException ex) {
throw new InterpreterException(ref + ": Security exception");
}
try {
return c.newInstance(params);
} catch (IllegalAccessException ex) {
throw new InterpreterException("Constructor " + ref + " not accessible");
} catch (InstantiationException ex) {
throw new InterpreterException("InstantiationException in " + ref + ".");
}
}
public void putField(Reference ref, Object obj, Object value) throws InterpreterException {
Field f;
try {
Class clazz = TypeSignature.getClass(ref.getClazz());
try {
f = clazz.getField(ref.getName());
} catch (NoSuchFieldException ex) {
f = clazz.getDeclaredField(ref.getName());
}
} catch (ClassNotFoundException ex) {
throw new InterpreterException(ref + ": Class not found");
} catch (NoSuchFieldException ex) {
throw new InterpreterException("Constructor " + ref + " not found");
} catch (SecurityException ex) {
throw new InterpreterException(ref + ": Security exception");
}
try {
f.set(obj, toReflectType(ref.getType(), value));
} catch (IllegalAccessException ex) {
throw new InterpreterException("Field " + ref + " not accessible");
}
}
