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- package org.aspectj.apache.bcel.verifier;
-
- /* ====================================================================
- * The Apache Software License, Version 1.1
- *
- * Copyright (c) 2001 The Apache Software Foundation. All rights
- * reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- *
- * 1. Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- *
- * 2. Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * 3. The end-user documentation included with the redistribution,
- * if any, must include the following acknowledgment:
- * "This product includes software developed by the
- * Apache Software Foundation (http://www.apache.org/)."
- * Alternately, this acknowledgment may appear in the software itself,
- * if and wherever such third-party acknowledgments normally appear.
- *
- * 4. The names "Apache" and "Apache Software Foundation" and
- * "Apache BCEL" must not be used to endorse or promote products
- * derived from this software without prior written permission. For
- * written permission, please contact apache@apache.org.
- *
- * 5. Products derived from this software may not be called "Apache",
- * "Apache BCEL", nor may "Apache" appear in their name, without
- * prior written permission of the Apache Software Foundation.
- *
- * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
- * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
- * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
- * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
- * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
- * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
- * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- * ====================================================================
- *
- * This software consists of voluntary contributions made by many
- * individuals on behalf of the Apache Software Foundation. For more
- * information on the Apache Software Foundation, please see
- * <http://www.apache.org/>.
- */
-
- import org.aspectj.apache.bcel.Repository;
- import org.aspectj.apache.bcel.classfile.JavaClass;
-
- /**
- * This class has a main method implementing a demonstration program
- * of how to use the VerifierFactoryObserver. It transitively verifies
- * all class files encountered; this may take up a lot of time and,
- * more notably, memory.
- *
- * @version $Id: TransitiveHull.java,v 1.2 2008/05/28 23:53:00 aclement Exp $
- * @author <A HREF="http://www.inf.fu-berlin.de/~ehaase"/>Enver Haase</A>
- */
- public class TransitiveHull implements VerifierFactoryObserver{
-
- /** Used for indentation. */
- private int indent = 0;
-
- /** Not publicly instantiable. */
- private TransitiveHull(){
- }
-
- /* Implementing VerifierFactoryObserver. */
- public void update(String classname){
-
- System.gc(); // avoid swapping if possible.
-
- for (int i=0; i<indent; i++){
- System.out.print(" ");
- }
- System.out.println(classname);
- indent += 1;
-
- Verifier v = VerifierFactory.getVerifier(classname);
-
- VerificationResult vr;
- vr = v.doPass1();
- if (vr != VerificationResult.VR_OK) //System.exit(1);
- System.out.println("Pass 1:\n"+vr);
-
- vr = v.doPass2();
- if (vr != VerificationResult.VR_OK) //System.exit(1);
- System.out.println("Pass 2:\n"+vr);
-
- if (vr == VerificationResult.VR_OK){
- JavaClass jc = Repository.lookupClass(v.getClassName());
- for (int i=0; i<jc.getMethods().length; i++){
- vr = v.doPass3a(i);
- if (vr != VerificationResult.VR_OK) //System.exit(1);
- System.out.println(v.getClassName()+", Pass 3a, method "+i+" ['"+jc.getMethods()[i]+"']:\n"+vr);
-
- vr = v.doPass3b(i);
- if (vr != VerificationResult.VR_OK) //System.exit(1);
- System.out.println(v.getClassName()+", Pass 3b, method "+i+" ['"+jc.getMethods()[i]+"']:\n"+vr);
- }
- }
-
- indent -= 1;
- }
-
- /**
- * This method implements a demonstration program
- * of how to use the VerifierFactoryObserver. It transitively verifies
- * all class files encountered; this may take up a lot of time and,
- * more notably, memory.
- */
- public static void main(String[] args){
- if (args.length != 1){
- System.out.println("Need exactly one argument: The root class to verify.");
- System.exit(1);
- }
-
- int dotclasspos = args[0].lastIndexOf(".class");
- if (dotclasspos != -1) args[0] = args[0].substring(0,dotclasspos);
- args[0] = args[0].replace('/', '.');
-
- TransitiveHull th = new TransitiveHull();
- VerifierFactory.attach(th);
- VerifierFactory.getVerifier(args[0]); // the observer is called back and does the actual trick.
- VerifierFactory.detach(th);
- }
- }
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