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Java example source code file (NamedObject.java)

This example Java source code file (NamedObject.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

dynamicmbean, illegalargumentexception, invalid, malformedobjectnameexception, management, namedobject, objectname, runtimeoperationsexception

The NamedObject.java Java example source code

/*
 * Copyright (c) 1999, 2007, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code 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 General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.jmx.mbeanserver;

import javax.management.* ;



/**
 * This class is used for storing a pair (name, object) where name is
 * an object name and object is a reference to the object.
 *
 * @since 1.5
 */
public class NamedObject  {


    /**
     * Object name.
     */
    private final ObjectName name;

    /**
     * Object reference.
     */
    private final DynamicMBean object;


    /**
     * Allows a named object to be created.
     *
     *@param objectName The object name of the object.
     *@param object A reference to the object.
     */
    public NamedObject(ObjectName objectName, DynamicMBean object)  {
        if (objectName.isPattern()) {
            throw new RuntimeOperationsException(new IllegalArgumentException("Invalid name->"+ objectName.toString()));
        }
        this.name= objectName;
        this.object= object;
    }

    /**
     * Allows a named object to be created.
     *
     *@param objectName The string representation of the object name of the object.
     *@param object A reference to the object.
     *
     *@exception MalformedObjectNameException The string passed does not have the format of a valid ObjectName
     */
    public NamedObject(String objectName, DynamicMBean object) throws MalformedObjectNameException{
        ObjectName objName= new ObjectName(objectName);
        if (objName.isPattern()) {
            throw new RuntimeOperationsException(new IllegalArgumentException("Invalid name->"+ objName.toString()));
        }
        this.name= objName;
        this.object= object;
    }

    /**
     * Compares the current object name with another object name.
     *
     * @param object  The Named Object that the current object name is to be
     *        compared with.
     *
     * @return  True if the two named objects are equal, otherwise false.
     */
    public boolean equals(Object object)  {
        if (this == object) return true;
        if (object == null) return false;
        if (!(object instanceof NamedObject)) return false;
        NamedObject no = (NamedObject) object;
        return name.equals(no.getName());
    }


    /**
     * Returns a hash code for this named object.
     *
     */
    public int hashCode() {
        return name.hashCode();
    }

    /**
     * Get the object name.
     */
    public ObjectName getName()  {
        return name;
    }

    /**
     * Get the object
     */
    public DynamicMBean getObject()  {
        return object;
   }

 }

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