/*******************************************************************************
* Copyright 2014,
* Luis Pina <luis@luispina.me>,
* Michael Hicks <mwh@cs.umd.edu>
*
* This file is part of Rubah.
*
* Rubah is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* Rubah is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with Rubah. If not, see <http://www.gnu.org/licenses/>.
*******************************************************************************/
package rubah.bytecode.transformers;
import java.lang.reflect.Modifier;
import java.util.HashMap;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.Opcodes;
import rubah.framework.Clazz;
import rubah.framework.Namespace;
import rubah.framework.Type;
public class RubahTransformer extends ClassVisitor implements Opcodes {
protected Clazz thisClass;
protected HashMap<String, Object> objectsMap;
protected Namespace namespace;
protected boolean isInterface;
public RubahTransformer(HashMap<String, Object> objectsMap, Namespace namespace) {
super(ASM5);
this.objectsMap = objectsMap;
this.namespace = namespace;
}
public RubahTransformer(HashMap<String, Object> objectsMap, Namespace namespace, ClassVisitor cv) {
super(ASM5, cv);
this.objectsMap = objectsMap;
this.namespace = namespace;
}
@Override
public void visit(int version, int access, String name, String signature,
String superName, String[] interfaces) {
this.visit(version, access, name, signature, superName, interfaces, true);
}
public void visit(int version, int access, String name, String signature,
String superName, String[] interfaces, boolean callNextVisitor) {
if (this.objectsMap != null) {
this.thisClass = (Clazz) this.objectsMap.get(name);
} else {
this.thisClass = this.namespace.getClass(Type.getObjectType(name));
}
this.isInterface = Modifier.isInterface(access);
if (callNextVisitor)
super.visit(version, access, name, signature, superName, interfaces);
}
}