/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.varia.stats;
import org.jboss.system.ServiceMBeanSupport;
import org.jboss.varia.stats.report.ReportGenerator;
import java.util.Iterator;
import java.util.Set;
import java.util.HashSet;
/**
* @author <a href="mailto:alex@jboss.org">Alexey Loubyansky</a>
* @version <tt>$Revision: 81038 $</tt>
* @jmx:mbean name="jboss.stats:service=StatisticsCollector"
* extends="org.jboss.system.ServiceMBean"
*/
public class StatisticsCollector
extends ServiceMBeanSupport
implements StatisticsCollectorMBean
{
private final TxStatistics stats = new TxStatistics();
private final Set reportGenerators = new HashSet();
/**
* @jmx.managed-operation
*/
public void registerReportGenerator(ReportGenerator reportGenerator)
{
reportGenerators.add(reportGenerator);
}
/**
* @jmx.managed-operation
*/
public void unregisterReportGenerator(ReportGenerator reportGenerator)
{
reportGenerators.remove(reportGenerator);
}
/**
* @jmx.managed-operation
*/
public void clearStatistics()
{
stats.clear();
}
/**
* @jmx.managed-operation
*/
public void addStatisticalItem(StatisticalItem item)
{
stats.addStatisticalItem(item);
}
/**
* @jmx.managed-operation
*/
public Iterator reportsIterator()
{
return stats.getReports();
}
/**
* @jmx.managed-operation
*/
public TxStatistics txStatistics()
{
return stats;
}
/**
* @jmx.managed-operation
*/
public synchronized String reports()
{
StringBuffer buf = new StringBuffer();
buf.append("<table><tr><th>Report</th><th>Description</th></tr>");
for(Iterator generators = reportGenerators.iterator(); generators.hasNext();)
{
ReportGenerator generator = (ReportGenerator)generators.next();
buf.append("<tr><td>")
.append("<a href='HtmlAdaptor?")
.append("action=invokeOpByName&name=")
.append(generator.getServiceName())
.append("&methodName=generate&")
.append("argType=java.lang.String&arg0=")
.append("'>")
.append(generator.getName())
.append("</a></td><td>")
.append(generator.getDescription())
.append("</td></tr>");
}
buf.append("</table>");
/*
buf.append("<table><tr valign='top'><td>");
buf.append("<table>");
buf.append("<tr><th>Transaction started by</th><th>total</th>");
buf.append("</tr>");
for(Iterator iter = stats.getReports(); iter.hasNext();)
{
TxReport report = (TxReport) iter.next();
String name = report.getName();
buf.append("<tr valign='top'>")
.append("<td>");
boolean anchor = !name.equals(reportName) && reportName != null;
if(anchor)
{
buf.append("<a href='HtmlAdaptor?")
.append("action=invokeOpByName&name=jboss.stats%3Aservice%3DStatisticsCollector&methodName=report&")
.append("argType=java.lang.String&arg0=")
.append(name)
.append("'>");
}
buf.append(name)
.append("</td><td>")
.append(report.getCount())
.append("</td>");
if(anchor)
{
buf.append("</a>");
}
buf.append("</td></tr>");
}
buf.append("</table>");
buf.append("</td><td>");
TxReport report = stats.getReports(reportName);
if(report != null)
{
buf.append("<table><tr>");
String[] itemNames = stats.getCollectedItemNames();
for(int i = 0; i < itemNames.length; ++i)
{
buf.append("<th>").append(itemNames[i]).append("</th>");
}
buf.append("</tr><tr valign='top'>");
for(int i = 0; i < itemNames.length; ++i)
{
buf.append("<td>");
String itemName = itemNames[i];
Map itemMap = (Map) report.getStats().get(itemName);
if(itemMap != null && !itemMap.isEmpty())
{
buf.append("<table width='100%'>")
.append("<tr><th>item</th><th>%</th><th>avg</th><th>min</th><th>max</th></tr>");
for(Iterator itemIter = itemMap.values().iterator(); itemIter.hasNext();)
{
StatisticalItem item = (StatisticalItem) itemIter.next();
buf.append("<tr><td>")
.append(item.getValue())
.append("</td><td>")
.append(100*((double)item.getMergedItemsTotal() / report.getCount()))
.append("</td><td>")
.append(((double) item.getCount()) / report.getCount())
.append("</td><td>")
.append(item.getMinCountPerTx())
.append("</td><td>")
.append(item.getMaxCountPerTx())
.append("</td>");
}
buf.append("</table>");
}
buf.append("</td>");
}
buf.append("</tr></table>");
}
buf.append("</td></tr></table>");
buf.append("<ul>")
.append("<li><b>Transaction started by</b> - the method which started the transaction</li>")
.append("<li><b>total</b> - the total number of transactions in the run</li>")
.append("<li><b>%</b> - the percentage of transactions this item took place in</li>")
.append("<li><b>avg</b> - the average number of times the item took place in the given transaction</li>")
.append("</ul>");
*/
return buf.toString();
}
}