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77 lines
2.8 KiB
77 lines
2.8 KiB
/* |
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* Copyright (c) 2014, 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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/* |
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* @test TestGCLogRotationViaJcmd.java |
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* @bug 7090324 |
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* @summary test for gc log rotation via jcmd |
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* @library /testlibrary |
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* @run main/othervm -Xloggc:test.log -XX:+UseGCLogFileRotation -XX:NumberOfGCLogFiles=3 TestGCLogRotationViaJcmd |
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* |
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*/ |
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import com.oracle.java.testlibrary.*; |
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import java.io.File; |
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import java.io.FilenameFilter; |
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public class TestGCLogRotationViaJcmd { |
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static final File currentDirectory = new File("."); |
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static final String LOG_FILE_NAME = "test.log"; |
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static final int NUM_LOGS = 3; |
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static FilenameFilter logFilter = new FilenameFilter() { |
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@Override |
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public boolean accept(File dir, String name) { |
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return name.startsWith(LOG_FILE_NAME); |
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} |
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}; |
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public static void main(String[] args) throws Exception { |
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// Grab the pid from the current java process |
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String pid = Integer.toString(ProcessTools.getProcessId()); |
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// Create a JDKToolLauncher |
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JDKToolLauncher jcmd = JDKToolLauncher.create("jcmd") |
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.addToolArg(pid) |
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.addToolArg("GC.rotate_log"); |
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for (int times = 1; times < NUM_LOGS; times++) { |
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// Run jcmd <pid> GC.rotate_log |
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ProcessBuilder pb = new ProcessBuilder(jcmd.getCommand()); |
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// Make sure we didn't crash |
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OutputAnalyzer output = new OutputAnalyzer(pb.start()); |
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output.shouldHaveExitValue(0); |
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} |
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// GC log check |
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File[] logs = currentDirectory.listFiles(logFilter); |
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if (logs.length != NUM_LOGS) { |
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throw new Error("There are only " + logs.length |
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+ " logs instead " + NUM_LOGS); |
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} |
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} |
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} |
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