1 /*

     2  * Copyright 2003-2004 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,

    20  * CA 95054 USA or visit www.sun.com if you need additional information or

    21  * have any questions.

    22  */

    23 

    24 /**

    25  * @test

    26  * @bug 4882798

    27  * @summary test transformer add/remove pairs in sequence

    28  * @author Gabriel Adauto, Wily Technology

    29  *

    30  * @run build TransformMethodTest

    31  * @run shell MakeJAR.sh redefineAgent

    32  * @run main/othervm -javaagent:redefineAgent.jar TransformMethodTest TransformMethodTest

    33  */

    34 import java.lang.instrument.*;

    35 

    36 public class

    37 TransformMethodTest

    38     extends ATransformerManagementTestCase

    39 {

    40 

    41     /**

    42      * Constructor for TransformMethodTest.

    43      * @param name

    44      */

    45     public TransformMethodTest(String name)

    46     {

    47         super(name);

    48     }

    49 

    50     public static void

    51     main (String[] args)

    52         throws Throwable {

    53         ATestCaseScaffold   test = new TransformMethodTest(args[0]);

    54         test.runTest();

    55     }

    56 

    57     protected final void

    58     doRunTest()

    59         throws Throwable {

    60         testTransform();

    61     }

    62 

    63     /**

    64      * Verify that the transformers can be added and removed correctly

    65      */

    66     public void

    67     testTransform()

    68     {

    69         for (int i = 0; i < kTransformerSamples.length; i++)

    70         {

    71             ClassFileTransformer transformer = getRandomTransformer();

    72             addTransformerToManager(fInst, transformer);

    73             verifyTransformers(fInst);

    74             removeTransformerFromManager(fInst, transformer, true);

    75         }

    76     }

    77 

    78 }