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Glassfish example source code file (J2EEModuleMdl.java)

This example Glassfish source code file (J2EEModuleMdl.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

hashset, hashset, iterator, j2eeapplication, j2eedeployedobjectmdl, j2eemodulemdl, j2eemodulemdl, j2eeserver, management, object, set, set, string, string, util

The Glassfish J2EEModuleMdl.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
 * holder.
 */

package org.glassfish.admin.runtime.jsr77;

import java.util.*;
import javax.management.*;

public abstract class J2EEModuleMdl extends J2EEDeployedObjectMdl {

    HashSet externalVMs = new HashSet();

    public J2EEModuleMdl(String name,boolean state, boolean statistics) {
        // FIXME
        super(name,state,statistics);
    }

    public String [] getjavaVMs() {
        //get the internal VM name
        Set res = new HashSet();
        //get the external VM names
        Iterator vmNames = externalVMs.iterator();
        while(vmNames.hasNext()) {
              String vmName = (String)vmNames.next();
              Set x = findNames("j2eeType=JVM,name=" + vmName);
              if(x.size() > 0) {
        		res.addAll(x);
              } else {
                //no longer an active VM
                externalVMs.remove(vmName);
                vmNames = externalVMs.iterator();
              }
        }
        Iterator it = res.iterator();
        String [] vms = new String [res.size()];
        int i =0;
        while(it.hasNext()) {
            vms[i++] = ((ObjectName)it.next()).toString();
        }
        return vms;
    }
    
    /**
     * The name of the J2EEManagedObject. All managed objects must have a unique name within the context of the management
     * domain. The name must not be null.
     */
    public String getobjectName() {
        Set s = findNames("j2eeType="+getj2eeType()+",name="+this.getModuleName()+",J2EEApplication="+this.getJ2EEApplication()+",J2EEServer="+this.getJ2EEServer());
        Object [] objs = s.toArray();
        if (objs.length > 0) {
        	String name = ((ObjectName)objs[0]).toString();
        	return name;
        } else {
            return null;
        }
    }

    public void addVm(String name) {
        externalVMs.add(name);
    }
    /**
     * Overriding method of ManagedObject 
     */
    public boolean isstateManageable() {
        return false;
    }
    /**
     * Overriding method of ManagedObject 
     */
    public boolean iseventProvider() {
        return false;
    }

    public abstract String getModuleName();

    public abstract String getJ2EEApplication();

    public static boolean isStandAloneModule(String applicationName){
	if ( applicationName == null 
	     || applicationName.equals("") 
	     || applicationName.equals("null") ) {
	    return true;
	}
        return false;
    } 
}

Other Glassfish examples (source code examples)

Here is a short list of links related to this Glassfish J2EEModuleMdl.java source code file:

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