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1 package org.apache.bcel.verifier; 2 3 /* ==================================================================== 4 * The Apache Software License, Version 1.1 5 * 6 * Copyright (c) 2001 The Apache Software Foundation. All rights 7 * reserved. 8 * 9 * Redistribution and use in source and binary forms, with or without 10 * modification, are permitted provided that the following conditions 11 * are met: 12 * 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 16 * 2. Redistributions in binary form must reproduce the above copyright 17 * notice, this list of conditions and the following disclaimer in 18 * the documentation and/or other materials provided with the 19 * distribution. 20 * 21 * 3. The end-user documentation included with the redistribution, 22 * if any, must include the following acknowledgment: 23 * "This product includes software developed by the 24 * Apache Software Foundation (http://www.apache.org/)." 25 * Alternately, this acknowledgment may appear in the software itself, 26 * if and wherever such third-party acknowledgments normally appear. 27 * 28 * 4. The names "Apache" and "Apache Software Foundation" and 29 * "Apache BCEL" must not be used to endorse or promote products 30 * derived from this software without prior written permission. For 31 * written permission, please contact apache@apache.org. 32 * 33 * 5. Products derived from this software may not be called "Apache", 34 * "Apache BCEL", nor may "Apache" appear in their name, without 35 * prior written permission of the Apache Software Foundation. 36 * 37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED 38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 40 * DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR 41 * ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 42 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 43 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF 44 * USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 45 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 46 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 47 * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 48 * SUCH DAMAGE. 49 * ==================================================================== 50 * 51 * This software consists of voluntary contributions made by many 52 * individuals on behalf of the Apache Software Foundation. For more 53 * information on the Apache Software Foundation, please see 54 * <http://www.apache.org/>;. 55 */ 56 57 /*** 58 * The NativeVerifier class implements a main(String[] args) method that's 59 * roughly compatible to the one in the Verifier class, but that uses the 60 * JVM's internal verifier for its class file verification. 61 * This can be used for comparison runs between the JVM-internal verifier 62 * and JustIce. 63 * 64 * @version $Id: NativeVerifier.java,v 1.1.1.1 2001/10/29 20:00:31 jvanzyl Exp $ 65 * @author <A HREF="http://www.inf.fu-berlin.de/~ehaase"/>Enver Haase</A> 66 */ 67 public abstract class NativeVerifier{ 68 69 /*** 70 * This class must not be instantiated. 71 */ 72 private NativeVerifier(){ 73 } 74 75 /*** 76 * Works only on the first argument. 77 */ 78 public static void main(String [] args){ 79 if (args.length != 1){ 80 System.out.println("Verifier front-end: need exactly one argument."); 81 System.exit(1); 82 } 83 84 int dotclasspos = args[0].lastIndexOf(".class"); 85 if (dotclasspos != -1) args[0] = args[0].substring(0,dotclasspos); 86 args[0] = args[0].replace('/','.'); 87 //System.out.println(args[0]); 88 89 90 try{ 91 Class.forName(args[0]); 92 } 93 catch(ExceptionInInitializerError eiie){ //subclass of LinkageError! 94 System.out.println("NativeVerifier: ExceptionInInitializerError encountered on '"+args[0]+"'."); 95 System.out.println(eiie); 96 System.exit(1); 97 } 98 catch(LinkageError le){ 99 System.out.println("NativeVerifier: LinkageError encountered on '"+args[0]+"'."); 100 System.out.println(le); 101 System.exit(1); 102 } 103 catch(ClassNotFoundException cnfe){ 104 System.out.println("NativeVerifier: FILE NOT FOUND: '"+args[0]+"'."); 105 System.exit(1); 106 } 107 catch(Throwable t){ 108 System.out.println("NativeVerifier: Unspecified verification error on'"+args[0]+"'."); 109 System.exit(1); 110 } 111 112 System.out.println("NativeVerifier: Class file '"+args[0]+"' seems to be okay."); 113 System.exit(0); 114 115 } 116 }

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