/**
* Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
* contributors
*
* This file is part of EvoSuite.
*
* EvoSuite is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3.0 of the License, or
* (at your option) any later version.
*
* EvoSuite 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
* Lesser Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
*/
package org.evosuite.runtime.instrumentation;
import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
/**
* Add instrumentation in each method to set up a kill switch to stop
* the SUT threads
*
* @author arcuri
*
*/
public class KillSwitchClassAdapter extends ClassVisitor{
public KillSwitchClassAdapter(ClassVisitor cv) {
super(Opcodes.ASM5, cv);
}
@Override
public MethodVisitor visitMethod(int access, String name, String desc,
String signature, String[] exceptions) {
MethodVisitor mv = super.visitMethod(access, name, desc, signature, exceptions);
// Don't touch bridge and synthetic methods
if ((access & Opcodes.ACC_SYNTHETIC) > 0
|| (access & Opcodes.ACC_BRIDGE) > 0) {
return mv;
}
if (name.equals("<clinit>")){
//should not stop a static initializer
return mv;
}
return new KillSwitchMethodAdapter(mv, name, desc);
}
}