/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can obtain
* a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html
* or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
* Sun designates this particular file as subject to the "Classpath" exception
* as provided by Sun in the GPL Version 2 section of the License file that
* accompanied this code. If applicable, add the following below the License
* Header, with the fields enclosed by brackets [] replaced by your own
* identifying information: "Portions Copyrighted [year]
* [name of copyright owner]"
*
* Contributor(s):
*
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.enterprise.admin.monitor.stats.spi;
import java.util.ArrayList;
import java.lang.management.ThreadInfo;
import javax.management.ObjectName;
import javax.management.MBeanServerFactory;
import javax.management.MBeanServer;
import javax.management.j2ee.statistics.Statistic;
import javax.management.j2ee.statistics.CountStatistic;
import com.sun.enterprise.admin.monitor.stats.JVMThreadInfoStats;
import com.sun.enterprise.admin.monitor.stats.StringStatistic;
import com.sun.enterprise.admin.monitor.stats.MutableCountStatistic;
import com.sun.enterprise.admin.monitor.stats.MutableCountStatisticImpl;
import com.sun.enterprise.admin.monitor.stats.GenericStatsImpl;
import com.sun.enterprise.admin.monitor.stats.CountStatisticImpl;
import com.sun.enterprise.admin.monitor.stats.StringStatisticImpl;
import com.sun.enterprise.admin.monitor.stats.StatisticImpl;
import com.sun.enterprise.util.i18n.StringManager;
public class JVMThreadInfoStatsImpl implements JVMThreadInfoStats {
private GenericStatsImpl baseStatsImpl;
private static final String STATS_INTERFACE_NAME =
"com.sun.enterprise.admin.monitor.stats.JVMThreadInfoStats";
private static final StringManager localStrMgr =
StringManager.getManager(JVMThreadStatsImpl.class);
private ThreadInfo info;
private long initTime;
MutableCountStatistic blockedCount;
MutableCountStatistic blockedTime;
MutableCountStatistic lockOwnerId;
MutableCountStatistic threadId;
MutableCountStatistic waitingCount;
MutableCountStatistic waitingTime;
static String NEWLINE = "\n";
/** Creates a new instance of JVMThreadInfoStatsImpl */
public JVMThreadInfoStatsImpl(ThreadInfo tInfo) {
try {
baseStatsImpl = new GenericStatsImpl(STATS_INTERFACE_NAME, this);
} catch(Exception e) {
}
initTime = System.currentTimeMillis();
info = tInfo;
// initialize all the MutableStatistic Classes
initializeStatistics();
}
public CountStatistic getBlockedCount() {
long blockCount = info.getBlockedCount();
blockedCount.setCount(blockCount);
return (CountStatistic)blockedCount.unmodifiableView ();
}
public CountStatistic getBlockedTime() {
long blockTime = info.getBlockedTime();
blockedTime.setCount(blockTime);
return (CountStatistic)blockedTime.unmodifiableView ();
}
public StringStatistic getLockName() {
String lockName = info.getLockName();
if((lockName == null) || ("".equals(lockName)))
lockName = localStrMgr.getString("monitor.stats.no_lock");
return new StringStatisticImpl(lockName,
localStrMgr.getString("monitor.stats.lock_name"),
localStrMgr.getString("monitor.stats.string_units"),
localStrMgr.getString("monitor.stats.lock_desc"),
initTime,
System.currentTimeMillis());
}
public CountStatistic getLockOwnerId() {
long id = info.getLockOwnerId();
lockOwnerId.setCount(id);
return (CountStatistic)lockOwnerId.unmodifiableView ();
}
public StringStatistic getLockOwnerName() {
String lockOwnerName = info.getLockOwnerName();
if((lockOwnerName == null) || ( "".equals(lockOwnerName)))
lockOwnerName = localStrMgr.getString("monitor.stats.no_owner");
return new StringStatisticImpl(lockOwnerName,
localStrMgr.getString("monitor.stats.lock_owner_name"),
localStrMgr.getString("monitor.stats.string_units"),
localStrMgr.getString("monitor.stats.lock_owner_desc"),
initTime,
System.currentTimeMillis());
}
public StringStatistic getStackTrace() {
StackTraceElement[] trace = info.getStackTrace();
String traceString = new String();
if(trace != null) {
for(int i = 0; i < trace.length; i++) {
traceString = traceString.concat(trace[i].toString());
traceString = traceString.concat(NEWLINE);
}
}
return new StringStatisticImpl(traceString,
localStrMgr.getString("monitor.stats.stack_trace_name"),
localStrMgr.getString("monitor.stats.string_units"),
localStrMgr.getString("monitor.stats.stack_trace_desc"),
initTime,
System.currentTimeMillis());
}
public CountStatistic getThreadId() {
long id = info.getThreadId();
threadId.setCount(id);
return (CountStatistic)threadId.unmodifiableView ();
}
public StringStatistic getThreadName() {
String name = info.getThreadName();
return new StringStatisticImpl(name,
localStrMgr.getString("monitor.stats.thread_name"),
localStrMgr.getString("monitor.stats.string_units"),
localStrMgr.getString("monitor.stats.thread_name_desc"),
initTime,
System.currentTimeMillis());
}
public StringStatistic getThreadState() {
return new StringStatisticImpl(info.getThreadState().toString(),
localStrMgr.getString("monitor.stats.thread_state"),
localStrMgr.getString("monitor.stats.string_units"),
localStrMgr.getString("monitor.stats.thread_state_desc"),
initTime,
System.currentTimeMillis());
}
public CountStatistic getWaitedCount() {
long waitCount = info.getWaitedCount();
waitingCount.setCount(waitCount);
return (CountStatistic)waitingCount.unmodifiableView ();
}
public CountStatistic getWaitedTime() {
long waitTime = info.getWaitedTime();
waitingTime.setCount(waitTime);
return (CountStatistic)waitingTime.unmodifiableView ();
}
/**
* This method can be used to retrieve all the Statistics, exposed
* by this implementation of Stats
* @return Statistic[]
*/
public Statistic[] getStatistics() {
return baseStatsImpl.getStatistics();
}
/**
* queries for a Statistic by name.
* @return Statistic
*/
public Statistic getStatistic(String str) {
return baseStatsImpl.getStatistic(str);
}
/**
* returns an array of names of all the Statistics, that can be
* retrieved from this implementation of Stats
* @return String[]
*/
public String[] getStatisticNames() {
return baseStatsImpl.getStatisticNames();
}
private void initializeStatistics() {
// Initialize the MutableCountStatistic for BlockedTime
CountStatistic c = new CountStatisticImpl(
localStrMgr.getString("monitor.stats.blocked_time"),
localStrMgr.getString("monitor.stats.milli_sec_units"),
localStrMgr.getString("monitor.stats.blocked_time_desc"));
blockedTime = new MutableCountStatisticImpl(c);
// Initialize the MutableCountStatistic for BlockedCount
c = new CountStatisticImpl(
localStrMgr.getString("monitor.stats.blocked_count"),
StatisticImpl.DEFAULT_UNIT,
localStrMgr.getString("monitor.stats.blocked_count_desc"));
blockedCount = new MutableCountStatisticImpl(c);
// Initialize the MutableCountStatistic for LockOwnerId
c = new CountStatisticImpl(
localStrMgr.getString("monitor.stats.lock_owner_id"),
StatisticImpl.DEFAULT_UNIT,
localStrMgr.getString("monitor.stats.lock_owner_id_desc"));
blockedCount = new MutableCountStatisticImpl(c);
lockOwnerId = new MutableCountStatisticImpl(c);
// Initialize the MutableCountStatistic for ThreadId
c = new CountStatisticImpl(
localStrMgr.getString("monitor.stats.thread_id"),
StatisticImpl.DEFAULT_UNIT,
localStrMgr.getString("monitor.stats.thread_id_desc"));
threadId = new MutableCountStatisticImpl(c);
// Initialize the MutableCountStatistic for WaitingCount
c = new CountStatisticImpl(
localStrMgr.getString("monitor.stats.waiting_count"),
StatisticImpl.DEFAULT_UNIT,
localStrMgr.getString("monitor.stats.waiting_count_desc"));
waitingCount = new MutableCountStatisticImpl(c);
// Initialize the MutableCountStatistic for WaitingTime
c = new CountStatisticImpl(
localStrMgr.getString("monitor.stats.waiting_time"),
localStrMgr.getString("monitor.stats.milli_sec_units"),
localStrMgr.getString("monitor.stats.waiting_time_desc"));
waitingTime = new MutableCountStatisticImpl(c);
}
}
|