jdk/test/demo/jvmti/hprof/MonitorTest.java
author ohair
Tue, 25 May 2010 15:58:33 -0700
changeset 5506 202f599c92aa
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child 22999 8212fb968f9b
permissions -rw-r--r--
6943119: Rebrand source copyright notices Reviewed-by: darcy, weijun
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/*
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 * Copyright (c) 2004, Oracle and/or its affiliates. All rights reserved.
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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 *
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 * This code is free software; you can redistribute it and/or modify it
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 * under the terms of the GNU General Public License version 2 only, as
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 * published by the Free Software Foundation.
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 *
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 * This code is distributed in the hope that it will be useful, but WITHOUT
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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 * version 2 for more details (a copy is included in the LICENSE file that
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 * accompanied this code).
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 *
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 * You should have received a copy of the GNU General Public License version
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 * 2 along with this work; if not, write to the Free Software Foundation,
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 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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 *
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 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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 * or visit www.oracle.com if you need additional information or have any
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 * questions.
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 */
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/* @test
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 * @bug 5012882
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 * @summary Test jvmti hprof
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 *
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 * @compile -g ../Context.java ../DemoRun.java
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 * @build MonitorTest
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 * @run main MonitorTest Context 25 200 1000
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 */
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/* To create monitor contention, increase the default configuration.
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 *   Hprof seems to have historically not output anything unless certain
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 *   limits have been reached on the total contention time.
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 */
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public class MonitorTest {
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    public static void main(String args[]) throws Exception {
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        DemoRun hprof;
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        /* Run JVMTI hprof agent with monitor=y */
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        hprof = new DemoRun("hprof", "monitor=y");
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        hprof.runit(args[0]);
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        /* Make sure patterns in output look ok */
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        if (hprof.output_contains("ERROR")) {
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            throw new RuntimeException("Test failed - ERROR seen in output");
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        }
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        /* Must be a pass. */
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        System.out.println("Test passed - cleanly terminated");
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    }
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}