1 /*

     2  * Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.

     8  *

     9  * This code is distributed in the hope that it will be useful, but WITHOUT

    10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    12  * version 2 for more details (a copy is included in the LICENSE file that

    13  * accompanied this code).

    14  *

    15  * You should have received a copy of the GNU General Public License version

    16  * 2 along with this work; if not, write to the Free Software Foundation,

    17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    18  *

    19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    20  * or visit www.oracle.com if you need additional information or have any

    21  * questions.

    22  */

    23 

    24 /*

    25  * @test

    26  * @summary Redefine a class with an UnresolvedClass reference in the constant pool.

    27  * @bug 8035150

    28  * @library /testlibrary

    29  * @build UnresolvedClassAgent com.oracle.java.testlibrary.ProcessTools com.oracle.java.testlibrary.OutputAnalyzer

    30  * @run main TestRedefineWithUnresolvedClass

    31  */

    32 

    33 import java.io.File;

    34 import java.util.Arrays;

    35 

    36 import com.oracle.java.testlibrary.OutputAnalyzer;

    37 import com.oracle.java.testlibrary.ProcessTools;

    38 

    39 public class TestRedefineWithUnresolvedClass {

    40 

    41     final static String slash = File.separator;

    42     final static String testClasses = System.getProperty("test.classes") + slash;

    43 

    44     public static void main(String... args) throws Throwable {

    45         // delete this class to cause a NoClassDefFoundError

    46         File unresolved = new File(testClasses, "MyUnresolvedClass.class");

    47         if (unresolved.exists() && !unresolved.delete()) {

    48             throw new Exception("Could not delete: " + unresolved);

    49         }

    50 

    51         // build the javaagent

    52         buildJar("UnresolvedClassAgent");

    53 

    54         // launch a VM with the javaagent

    55         launchTest();

    56     }

    57 

    58     private static void buildJar(String jarName) throws Throwable {

    59         String testSrc = System.getProperty("test.src", "?") + slash;

    60 

    61         String jarPath = String.format("%s%s.jar", testClasses, jarName);

    62         String manifestPath = String.format("%s%s.mf", testSrc, jarName);

    63         String className = String.format("%s.class", jarName);

    64 

    65         String[] args = new String[] {"-cfm", jarPath, manifestPath, "-C", testClasses, className};

    66 

    67         System.out.println("Running jar " + Arrays.toString(args));

    68         sun.tools.jar.Main jarTool = new sun.tools.jar.Main(System.out, System.err, "jar");

    69         if (!jarTool.run(args)) {

    70             throw new Exception("jar failed: args=" + Arrays.toString(args));

    71         }

    72     }

    73 

    74     private static void launchTest() throws Throwable {

    75         String[] args = {

    76             "-javaagent:" + testClasses + "UnresolvedClassAgent.jar",

    77             "-Dtest.classes=" + testClasses,

    78             "UnresolvedClassAgent" };

    79         OutputAnalyzer output = ProcessTools.executeTestJvm(args);

    80         output.shouldHaveExitValue(0);

    81     }

    82 }