jdk/test/java/lang/instrument/RetransformBigClassApp.java
author dcubed
Thu, 22 Dec 2011 18:35:48 -0800
changeset 11359 9e53808b2128
child 19039 accceacb7fa7
permissions -rw-r--r--
7121600: Instrumentation.redefineClasses() leaks class bytes Summary: Call JNI ReleaseByteArrayElements() on memory returned by JNI GetByteArrayElements(). Also push test for 7122253. Reviewed-by: acorn, poonam
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
11359
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     1
/*
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     2
 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     3
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     4
 *
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     5
 * This code is free software; you can redistribute it and/or modify it
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     6
 * under the terms of the GNU General Public License version 2 only, as
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     7
 * published by the Free Software Foundation.
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     8
 *
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
     9
 * This code is distributed in the hope that it will be useful, but WITHOUT
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    10
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    11
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    12
 * version 2 for more details (a copy is included in the LICENSE file that
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    13
 * accompanied this code).
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    14
 *
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    15
 * You should have received a copy of the GNU General Public License version
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    16
 * 2 along with this work; if not, write to the Free Software Foundation,
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    17
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    18
 *
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    19
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    20
 * or visit www.oracle.com if you need additional information or have any
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    21
 * questions.
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    22
 */
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    23
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    24
public class RetransformBigClassApp {
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    25
    public static void main(String[] args) throws Exception {
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    26
        System.out.println("Creating instance of " +
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    27
            RetransformBigClassAgent.clz);
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    28
        RetransformBigClassAgent.clz.newInstance();
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    29
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    30
        int count = 0;
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    31
        while (!RetransformBigClassAgent.doneRetransforming) {
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    32
            System.out.println("App loop count: " + ++count);
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    33
            try {
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    34
                Thread.sleep(10 * 1000);
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    35
            } catch (InterruptedException ie) {
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    36
            }
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    37
        }
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    38
        System.out.println("App looped  " + count + " times.");
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    39
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    40
        System.exit(0);
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    41
    }
9e53808b2128 7121600: Instrumentation.redefineClasses() leaks class bytes
dcubed
parents:
diff changeset
    42
}