javassist.tools.reflect.Sample Maven / Gradle / Ivy
/*
* Javassist, a Java-bytecode translator toolkit.
* Copyright (C) 1999- Shigeru Chiba. All Rights Reserved.
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. Alternatively, the contents of this file may be used under
* the terms of the GNU Lesser General Public License Version 2.1 or later,
* or the Apache License Version 2.0.
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*/
package javassist.tools.reflect;
/**
* A template used for defining a reflective class.
*/
public class Sample {
private Metaobject _metaobject;
private static ClassMetaobject _classobject;
public Object trap(Object[] args, int identifier) throws Throwable {
Metaobject mobj;
mobj = _metaobject;
if (mobj == null)
return ClassMetaobject.invoke(this, identifier, args);
else
return mobj.trapMethodcall(identifier, args);
}
public static Object trapStatic(Object[] args, int identifier)
throws Throwable
{
return _classobject.trapMethodcall(identifier, args);
}
public static Object trapRead(Object[] args, String name) {
if (args[0] == null)
return _classobject.trapFieldRead(name);
else
return ((Metalevel)args[0])._getMetaobject().trapFieldRead(name);
}
public static Object trapWrite(Object[] args, String name) {
Metalevel base = (Metalevel)args[0];
if (base == null)
_classobject.trapFieldWrite(name, args[1]);
else
base._getMetaobject().trapFieldWrite(name, args[1]);
return null;
}
}