org.glassfish.gmbal.impl.AMXImpl Maven / Gradle / Ivy

Go to download
Show more of this group Show more artifacts with this name
Show all versions of webservices-rt Show documentation
This module contains the Metro runtime code.
There is a newer version: 4.0.4
/* 
 *  DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *  
 *  Copyright (c) 2007-2010 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 glassfish/bootstrap/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.gmbal.impl;

import org.glassfish.gmbal.AMXMBeanInterface;
import org.glassfish.gmbal.AMXClient;
import javax.management.MBeanException;
import org.glassfish.gmbal.generic.Algorithms;
import org.glassfish.gmbal.generic.UnaryFunction;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.management.Descriptor;
import javax.management.MBeanInfo;
import javax.management.ObjectName;
import javax.management.modelmbean.ModelMBeanInfoSupport;

/**
 *
 * @author ken
 */
public class AMXImpl implements AMXMBeanInterface {
    private MBeanImpl mbean ;

    public AMXImpl( final MBeanImpl mb ) {
        this.mbean = mb ;
    }

    public String getName() {
        return mbean.name() ;
    }

    public Map getMeta() {
        MBeanInfo mbi = mbean.getMBeanInfo() ;
        ModelMBeanInfoSupport  mmbi = (ModelMBeanInfoSupport)mbi ;
        Descriptor desc ;
        try {
            desc = mmbi.getMBeanDescriptor();
        } catch (MBeanException ex) {
            throw Exceptions.self.excForGetMeta( ex ) ;
        }
        Map result = new HashMap() ;
        for (String key : desc.getFieldNames()) {
            result.put( key, desc.getFieldValue(key)) ;
        }
        return result ;
    }

    public AMXMBeanInterface getParent() {
        MBeanImpl parent = mbean.parent() ;
        if (parent != null) {
            return parent.facet( AMXMBeanInterface.class, false ) ;
        } else {
            ManagedObjectManagerInternal mom = mbean.skeleton().mom() ;
            ObjectName rpn = mom.getRootParentName() ;
            if (rpn == null) {
                return null ;
            } else {
                return new AMXClient( mom.getMBeanServer(), rpn ) ;
            }
        }
    }

    public AMXMBeanInterface[] getChildren() {
        List children = getContained( mbean.children().keySet() ) ;
        return children.toArray( new AMXMBeanInterface[children.size()] ) ;
    }

    private static UnaryFunction extract =
        new UnaryFunction() {
            @SuppressWarnings("unchecked")
            public AMXMBeanInterface evaluate( MBeanImpl mb ) {
                return mb.facet( AMXMBeanInterface.class, false ) ;
            }
        } ;

   private List getContained( Set types ) {
        List result = new ArrayList() ;
        for (String str : types ) {
            result.addAll( Arrays.asList( getContained( str ) ) ) ;
        }
        return result ;
   }

    private AMXMBeanInterface[] getContained(String type) {
        Collection children = Algorithms.map( mbean.children().get( type ),
            extract ).values() ;
        return children.toArray( new AMXMBeanInterface[children.size()] ) ;
    }
}