Struts example source code file (ProfilingTimerBean.java)

This example Struts source code file (ProfilingTimerBean.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 - Struts tags/keywords

arraylist, arraylist, list, profilingtimerbean, profilingtimerbean, string, string, stringbuilder, stringbuilder, util

The Struts ProfilingTimerBean.java source code

/*
 * Copyright (c) 2002-2003, Atlassian Software Systems Pty Ltd All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without modification,
 * are permitted provided that the following conditions are met:
 * 
 *     * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *     * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation and/or
 * other materials provided with the distribution.
 *     * Neither the name of Atlassian Software Systems Pty Ltd nor the names of
 * its contributors may be used to endorse or promote products derived from this
 * software without specific prior written permission.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */
package com.opensymphony.xwork2.util.profiling;

import java.util.ArrayList;
import java.util.List;

/**
 * Bean to contain information about the pages profiled
 *
 * @author <a href="mailto:mike@atlassian.com">Mike Cannon-Brookes
 * @author <a href="mailto:scott@atlassian.com">Scott Farquhar
 * 
 * @version $Date: 2009-12-27 19:00:13 +0100 (Sun, 27 Dec 2009) $ $Id: ProfilingTimerBean.java 894087 2009-12-27 18:00:13Z martinc $
 */
public class ProfilingTimerBean implements java.io.Serializable {
	
	private static final long serialVersionUID = -6180672043920208784L;
	
	List<ProfilingTimerBean> children = new ArrayList();
    ProfilingTimerBean parent = null;

    String resource;

    long startTime;
    long totalTime;

    public ProfilingTimerBean(String resource)
    {
        this.resource = resource;
    }

    protected void addParent(ProfilingTimerBean parent)
    {
        this.parent = parent;
    }

    public ProfilingTimerBean getParent()
    {
        return parent;
    }


    public void addChild(ProfilingTimerBean child)
    {
        children.add(child);
        child.addParent(this);
    }


    public void setStartTime()
    {
        this.startTime = System.currentTimeMillis();
    }

    public void setEndTime()
    {
        this.totalTime = System.currentTimeMillis() - startTime;
    }

    public String getResource()
    {
        return resource;
    }

    /**
     * Get a formatted string representing all the methods that took longer than a specified time.
     */

    public String getPrintable(long minTime)
    {
        return getPrintable("", minTime);
    }

    protected String getPrintable(String indent, long minTime)
    {
        //only print the value if we are larger or equal to the min time.
        if (totalTime >= minTime)
        {
            StringBuilder buffer = new StringBuilder();
            buffer.append(indent);
            buffer.append("[" + totalTime + "ms] - " + resource);
            buffer.append("\n");

            for (ProfilingTimerBean aChildren : children) {
                buffer.append((aChildren).getPrintable(indent + "  ", minTime));
            }

            return buffer.toString();
        }
        else
            return "";
    }
}