org.evosuite.symbolic.instrument.ConcolicClassAdapter Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of evosuite-client Show documentation
The newest version!
/**
 * Copyright (C) 2010-2018 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 .
 */
package org.evosuite.symbolic.instrument;

import org.objectweb.asm.ClassVisitor;
import org.objectweb.asm.MethodVisitor;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.commons.JSRInlinerAdapter;

/*
    This class is taken and adapted from the DSC tool developed by Christoph Csallner.
    Link at :
    http://ranger.uta.edu/~csallner/dsc/index.html
 */


/**
 * The main instrumentation class is {@link ConcolicMethodAdapter}
 * 
 * @author [email protected] (Christoph Csallner)
 */
final class ConcolicClassAdapter extends ClassVisitor {

  private final String className;
  
  ConcolicClassAdapter(ClassVisitor cv, String className) {
    super(Opcodes.ASM4, cv);
    this.className = className;
  }
  
  @Override
  public MethodVisitor visitMethod(
      int access, 
      String methName, 
      String methDesc,
      String methSignGeneric, 
      String[] exceptions) 
  {
    MethodVisitor mv;
    mv = cv.visitMethod(access, methName, methDesc, methSignGeneric, exceptions);
    // Added to handle Java 7
    mv = new JSRInlinerAdapter(mv, access, methName, methDesc, methSignGeneric, exceptions);
    if (mv != null) {
      mv = new ConcolicMethodAdapter(mv, access, className, methName, methDesc);
    }
    return mv;
  }
  
}