Glassfish example source code file (LoggerHelper.java)

This example Glassfish source code file (LoggerHelper.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - Glassfish tags/keywords

backup, bundle, bundle, consolehandler, couldn't, created, handler, log, logger, logger, loggerhelper, loggerhelper, logging, object, object, resource

The Glassfish LoggerHelper.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 Oracle and/or its affiliates. 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_1_1.html
 * or packager/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 packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * 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
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 */

package com.sun.enterprise.backup;

import java.util.logging.*;

// Resource Bundle:
// com/sun/logging/enterprise/system/tools/deployment/backend/LogStrings.properties

class LoggerHelper
{
	private LoggerHelper() 
	{
	}
	
	///////////////////////////////////////////////////////////////////////////

	final static Logger get()
	{
		// the final should cause this to be inlined...
		return logger;
	}
	
	///////////////////////////////////////////////////////////////////////////

	final static void setLevel(BackupRequest req)
	{
		// the final should cause this to be inlined...
		if(req.terse)
			logger.setLevel(Level.WARNING);
		else
			logger.setLevel(Level.INFO);
		
		/* test logging messages
		 String me = System.getProperty("user.name");
		if(me != null && me.equals("bnevins"))
		{
			logger.finest("finest");
			logger.finer("finer");
			logger.fine("fine");
			logger.info("info");
			logger.warning("warning");
			logger.severe("severe");
		}
		 **/
	}

	///////////////////////////////////////////////////////////////////////////
	////////         Convenience methods        ///////////////////////////////
	///////////////////////////////////////////////////////////////////////////

	final static void finest(String s) { logger.finest(s); }
	final static void finest(String s, Object o) { logger.log(Level.FINEST, s, new Object[] { o }); }
	final static void finer(String s) { logger.finer(s); }
	final static void finer(String s, Object o) { logger.log(Level.FINER, s, new Object[] { o }); }
	final static void fine(String s) { logger.fine(s); }
	final static void fine(String s, Object o) { logger.log(Level.FINE, s, new Object[] { o }); }
	final static void info(String s) { logger.info(s); }
	final static void info(String s, Object o) { logger.log(Level.INFO, s, new Object[] { o }); }
	final static void warning(String s) { logger.warning(s); }
	final static void warning(String s, Object o) { logger.log(Level.WARNING, s, new Object[] { o }); }
	final static void severe(String s) { logger.severe(s); }
	final static void severe(String s, Object o) { logger.log(Level.SEVERE, s, new Object[] { o }); }
	
	///////////////////////////////////////////////////////////////////////////

	private static Logger	logger = null;

	static
	{
		try
		{
			//System.setProperty("java.util.logging.ConsoleHandler.level", Constants.logLevel);
			logger = Logger.getLogger("backup", Constants.loggingResourceBundle);
			
			// attach a handler that will at least be capable of spitting out FINEST messages
			// the Level of the Logger itself will determine what the handler actually gets...
			Handler h = new ConsoleHandler();
			h.setLevel(Level.FINEST);
			logger.addHandler(h);
		}
		catch(Throwable t)
		{
			try
			{
				logger = Logger.getLogger("backup");
				logger.warning("Couldn't create Backup Logger with a resource bundle.  Created a Logger without a Resource Bundle.");
			}
			catch(Throwable t2)
			{
				// now what?
			}
		}
	}
}