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/*
* Copyright (c) 2004, 2018, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
package nsk.monitoring.MemoryUsage.from;
import java.lang.management.*;
import javax.management.*;
import javax.management.openmbean.*;
import java.io.*;
import nsk.share.*;
import nsk.monitoring.share.*;
public class from001 {
private static boolean testFailed = false;
public static void main(String[] argv) {
System.exit(Consts.JCK_STATUS_BASE + run(argv, System.out));
}
public static int run(String[] argv, PrintStream out) {
ArgumentHandler argHandler = new ArgumentHandler(argv);
Log log = new Log(out, argHandler);
// 1. Check null CompositeData - null must be returned
MemoryUsage result = MemoryUsage.from(null);
if (result != null) {
log.complain("FAILURE 1.");
log.complain("MemoryUsage.from(null) returned " + result
+ ", expected: null.");
testFailed = true;
}
// 2. Check CompositeData that doest not represnt
// MemoryUsage - IllegalArgumentException must be thrown
Monitor.getThreadMonitor(log, argHandler);
Thread thread = Thread.currentThread();
long id = thread.getId();
Object[] params = {new Long(id), new Integer(Integer.MAX_VALUE)};
String[] signature = {"long", "int"};
ObjectName mbeanObjectName = null;
CompositeData cdata = null;
try {
mbeanObjectName = new ObjectName(ManagementFactory.THREAD_MXBEAN_NAME);
cdata = (CompositeData) Monitor.getMBeanServer().invoke(
mbeanObjectName,
"getThreadInfo", params, signature);
} catch (Exception e) {
log.complain("Unexpected exception " + e);
e.printStackTrace(log.getOutStream());
testFailed = true;
}
try {
result = MemoryUsage.from(cdata);
log.complain("FAILURE 2.");
log.complain("MemoryUsage.from(CompositeData) returned " + result
+ ", expected: IllegalArgumentException.");
testFailed = true;
} catch (IllegalArgumentException e) {
// Expected: CompositeData doest not represnt MemoryUsage
}
// 3. Check correct CompositeData
CompositeData correctCD = null;
try {
mbeanObjectName = new ObjectName(ManagementFactory.MEMORY_MXBEAN_NAME);
correctCD = (CompositeData) Monitor.getMBeanServer().getAttribute(
mbeanObjectName,
"HeapMemoryUsage");
} catch (Exception e) {
log.complain("Unexpected exception " + e);
e.printStackTrace(log.getOutStream());
testFailed = true;
}
result = MemoryUsage.from(correctCD);
long init = result.getInit();
long used = result.getUsed();
long comm = result.getCommitted();
long max = result.getMax();
if (testFailed)
log.complain("TEST FAILED");
return (testFailed) ? Consts.TEST_FAILED : Consts.TEST_PASSED;
}
}
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