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Glassfish example source code file (StatisticToString.java)

This example Glassfish source code file (StatisticToString.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

boundedrangestatistic, boundedrangestatistic, countstatistic, rangestatistic, rangestatistic, sep, statistic, statistictostring, string, string, stringbuffer, stringbuffer, timestatistic

The Glassfish StatisticToString.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:
 * "Portions Copyright [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
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 */

package com.sun.enterprise.admin.monitor.util;

import org.glassfish.j2ee.statistics.Statistic;
import org.glassfish.j2ee.statistics.CountStatistic;
import org.glassfish.j2ee.statistics.BoundedRangeStatistic;
import org.glassfish.j2ee.statistics.RangeStatistic;
import org.glassfish.j2ee.statistics.TimeStatistic;

/**
 * Provides for String representation of all the Statistic classes.
 * @author  <a href="mailto:Kedar.Mhaswade@sun.com">Kedar Mhaswade
 * @since S1AS8.0
 * @version $Revision: 1.2 $
 */
final class StatisticToString {
	
	private final Statistic stc;
	private final String SEP = ":";
	/** Creates a new instance of StatisticToString for given Statistic. Instances of
	 * this class are immutable. Note that the returned Strings are basically for debug
	 * purposes and should be displayed taking that into account.
	 * @param	c	Statistic instance that needs its string representation from this class
	 */
	StatisticToString(Statistic stc) {
		this.stc = stc;
	}
	
	/**
	 */
	public String toString() {
		final StringBuffer s = new StringBuffer();
		return ( s.append(baseString()).append(SEP).append(specificString()).toString() );
	}
	
	private String baseString() {
		final StringBuffer s = new StringBuffer();
		s.append(stc.getName()).append(SEP).append(stc.getUnit()).append(SEP).
		append(stc.getDescription()).append(stc.getStartTime()).append(stc.getStartTime());
		return (s.toString());
	}
	private String specificString() {
		final StringBuffer s = new StringBuffer();
		if (stc instanceof CountStatistic)
			s.append(countStatisticSpecificString());
		if (stc instanceof RangeStatistic)
			s.append(rangeStatisticSpecificString());
		if (stc instanceof BoundedRangeStatistic)
			s.append(boundedRangeStatisticSpecificString());
		if (stc instanceof TimeStatistic)
			s.append(timeStatisticSpecificString());
		return ( s.toString() );
	}
	private String countStatisticSpecificString() {
		final StringBuffer s = new StringBuffer();
		final CountStatistic cs = (CountStatistic)stc;
		return ( s.append(cs.getCount()).toString() );
	}
	private String rangeStatisticSpecificString() {
		final StringBuffer s = new StringBuffer();
		final RangeStatistic rs = (RangeStatistic)stc;
		return ( s.append(rs.getLowWaterMark()).append(SEP).append(rs.getHighWaterMark()).toString() );
	}
	private String boundedRangeStatisticSpecificString() {
		final StringBuffer s = new StringBuffer();
		final BoundedRangeStatistic bs = (BoundedRangeStatistic)stc;
		return ( s.append(bs.getUpperBound()).append(SEP).append(bs.getLowerBound()).toString() );
	}
	private String timeStatisticSpecificString() {
		final StringBuffer s = new StringBuffer();
		final TimeStatistic ts = (TimeStatistic)stc;
		return ( s.append(ts.getMaxTime()).append(SEP).append(ts.getMinTime()).append(SEP).append(ts.getTotalTime()).toString() );
	}
}

Other Glassfish examples (source code examples)

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