af4bff1a1e
Add a null check for the VM option string Reviewed-by: alanb, tbell
62 lines
2.3 KiB
Java
62 lines
2.3 KiB
Java
/*
|
|
* Copyright 2005 Sun Microsystems, Inc. All Rights Reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
|
|
* CA 95054 USA or visit www.sun.com if you need additional information or
|
|
* have any questions.
|
|
*/
|
|
|
|
/*
|
|
* @test
|
|
* @bug 6658779
|
|
* @summary Basic Test for HotSpotDiagnosticMXBean.getDiagnosticOptions()
|
|
* @author Daniel Fuchs
|
|
*
|
|
* @run main GetDiagnosticOptions
|
|
*/
|
|
|
|
import com.sun.management.HotSpotDiagnosticMXBean;
|
|
import com.sun.management.VMOption;
|
|
import java.lang.management.ManagementFactory;
|
|
import java.util.List;
|
|
import javax.management.MBeanServer;
|
|
|
|
public class GetDiagnosticOptions {
|
|
private static String HOTSPOT_DIAGNOSTIC_MXBEAN_NAME =
|
|
"com.sun.management:type=HotSpotDiagnostic";
|
|
|
|
public static void main(String[] args) throws Exception {
|
|
HotSpotDiagnosticMXBean mbean =
|
|
sun.management.ManagementFactory.getDiagnosticMXBean();
|
|
checkDiagnosticOptions(mbean);
|
|
|
|
MBeanServer mbs = ManagementFactory.getPlatformMBeanServer();
|
|
mbean = ManagementFactory.newPlatformMXBeanProxy(mbs,
|
|
HOTSPOT_DIAGNOSTIC_MXBEAN_NAME,
|
|
HotSpotDiagnosticMXBean.class);
|
|
checkDiagnosticOptions(mbean);
|
|
}
|
|
|
|
private static void checkDiagnosticOptions(HotSpotDiagnosticMXBean mbean) {
|
|
List<VMOption> options = mbean.getDiagnosticOptions();
|
|
for (VMOption opt : options) {
|
|
System.out.println("option: "+opt.getName()+"="+opt.getValue());
|
|
}
|
|
}
|
|
}
|