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/*
* Copyright 2005-2006 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
package com.sun.mfwk.agent.appserv.modeler;
import com.sun.mfwk.CMM_MBean;
import java.util.Map;
import java.util.logging.Logger;
import java.util.logging.Level;
import org.w3c.dom.NodeList;
import org.w3c.dom.Element;
import javax.management.ObjectName;
import com.sun.mfwk.agent.appserv.mapping.MappingQueryService;
import com.sun.mfwk.agent.appserv.logging.LogDomains;
import java.io.IOException;
import java.util.Hashtable;
import com.sun.mfwk.agent.appserv.mapping.AS_ObjectNameNotFoundException;
/**
* Main driver class for mbean instrumentation.
*/
public class MBeanModeler {
/**
* Creates a new instance of mbean modeler
*
* @param ctx modeler context
*/
public MBeanModeler(ModelerContext ctx) {
_context = ctx;
}
/**
* Models an Application Server mbean with the given mapping service.
*
* @param on application server mbean object name
* @param mapping mapping service that provides mapping information
* between application server and CMM mbean
*
* @throws IOException if an i/o error
*/
public void model(ObjectName on, MappingQueryService mapping)
throws IOException, AS_ObjectNameNotFoundException {
if ( (on == null) || (mapping == null) ) {
throw new IllegalArgumentException();
}
NodeList cmmNodeList = mapping.getCMM_Mbeans(on.getCanonicalName());
MBeanFactory mf = new MBeanFactory(_context);
int size = cmmNodeList.getLength();
for (int i=0; i<size; i++) {
Element m = (Element) cmmNodeList.item(i);
try {
mf.model(on, m, mapping);
} catch (Exception e) {
LogDomains.getLogger().log(Level.WARNING,
"Error while modeling mbean " + on, e);
}
}
}
/**
* Starts the template processing
*
* @param template xml file that describes the mbeans
* @param dLocation default location of the template
*
* @throws IOException if an i/o error
*/
public void load(String template, String dLocation)
throws IOException {
NodeList list = ConfigReader.getMBeans(template, dLocation);
int size = list.getLength();
MBeanFactory mf = new MBeanFactory(_context);
Logger l = LogDomains.getLogger();
for (int i=0; i<size; i++) {
Element m = (Element) list.item(i);
try {
CMM_MBean mbean = mf.create(m);
if ((l != null) && (mbean != null)) {
l.fine("Created MBean: " + mbean.getName());
}
} catch (Exception e) {
LogDomains.getLogger().log(Level.WARNING,
"Error while instrumenting mbean", e);
}
}
}
static public Map getDelegateMap() {
if (MBeanFactory.map == null) {
MBeanFactory.map = new Hashtable();
}
return MBeanFactory.map;
}
// ---- PRIVATE - VARIABLES -------------------------------------
private ModelerContext _context;
}