/*
* 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.
*/
/*
* LogNotificationFilter.java
*
*/
package com.sun.enterprise.admin.selfmanagement.event;
import javax.management.NotificationFilter;
import java.util.List;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.StringTokenizer;
import java.util.logging.Level;
import java.util.logging.LogRecord;
import com.sun.appserv.management.ext.logging.*;
import com.sun.appserv.management.base.Util;
import com.sun.enterprise.util.i18n.StringManager;
/**
*
* This is a NotificationFilter that will be instrumented to LogEvent to
* filterout unwanted logEvents. Basically, it will filterout logs based on
* LoggerName and Level settings.
*
* @author Sun Micro Systems, Inc
*/
public class LogEventFilter implements NotificationFilter {
private static StringManager sm = StringManager.getManager(LogEventFilter.class);
private boolean anyLogger = false;
private ArrayList<String> loggerNames;
private Level level;
/** Creates a new instance of LogNotificationFilter */
public LogEventFilter() {
}
public List getLoggerNames() {
return loggerNames;
}
public void setLoggerNames(String loggers) {
if( loggers == null ){
return;
}
loggerNames = new ArrayList<String>( );
StringTokenizer tokenizer = new StringTokenizer(loggers, ",");
while( tokenizer.hasMoreTokens()) {
String loggerName = tokenizer.nextToken();
if ("*".equals(loggerName)) {
anyLogger = true;
loggerNames.add( loggerName );
return;
}
loggerNames.add( loggerName );
}
}
public String getLevel() {
return level.toString();
}
public void setLevel(String level) {
this.level = Level.parse(level);
}
// IMPORTANT: Do not put any logging statements in this method
// This would cause infinite loop as the log statements would
// generate another notification
// Not even System.out or System.err
public boolean isNotificationEnabled(
javax.management.Notification notification ) {
boolean loggerNameMatched = false;
boolean logLevelMatched = false;
if (anyLogger)
loggerNameMatched = true;
else {
String loggerNameFromNotification = (String)Util.getAMXNotificationValue(notification,
LogRecordEmitter.LOG_RECORD_LOGGER_NAME_KEY);
Iterator iterator = loggerNames.iterator( );
while( iterator.hasNext( ) ) {
String loggerNameFromList = (String) iterator.next( );
if( loggerNameFromNotification.startsWith( loggerNameFromList )) {
loggerNameMatched = true;
break;
}
}
}
Level logLevelFromNotification = (Level)Util.getAMXNotificationValue(notification,
LogRecordEmitter.LOG_RECORD_LEVEL_KEY);
if( logLevelFromNotification.intValue() >= this.level.intValue() ) {
logLevelMatched = true;
}
return loggerNameMatched && logLevelMatched;
}
}
|