| /* ObjectInstance.java -- Represent the bean instance used by a server. |
| Copyright (C) 2006 Free Software Foundation, Inc. |
| |
| This file is part of GNU Classpath. |
| |
| GNU Classpath is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2, or (at your option) |
| any later version. |
| |
| GNU Classpath 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 for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with GNU Classpath; see the file COPYING. If not, write to the |
| Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA |
| 02110-1301 USA. |
| |
| Linking this library statically or dynamically with other modules is |
| making a combined work based on this library. Thus, the terms and |
| conditions of the GNU General Public License cover the whole |
| combination. |
| |
| As a special exception, the copyright holders of this library give you |
| permission to link this library with independent modules to produce an |
| executable, regardless of the license terms of these independent |
| modules, and to copy and distribute the resulting executable under |
| terms of your choice, provided that you also meet, for each linked |
| independent module, the terms and conditions of the license of that |
| module. An independent module is a module which is not derived from |
| or based on this library. If you modify this library, you may extend |
| this exception to your version of the library, but you are not |
| obligated to do so. If you do not wish to do so, delete this |
| exception statement from your version. */ |
| |
| package javax.management; |
| |
| import java.io.Serializable; |
| |
| /** |
| * A simple class used to link a bean instance to its class name. |
| * If the bean is a {@link DynamicMBean}, the class name may be |
| * obtained using {@link MBeanInfo#getClassName()}. |
| * |
| * @author Andrew John Hughes (gnu_andrew@member.fsf.org) |
| * @since 1.5 |
| */ |
| public class ObjectInstance |
| implements Serializable |
| { |
| |
| /** |
| * Compatible with JDK 1.5 |
| */ |
| private static final long serialVersionUID = -4099952623687795850L; |
| |
| /** |
| * The name of the bean. |
| */ |
| private ObjectName name; |
| |
| /** |
| * The class name of the bean. |
| */ |
| private String className; |
| |
| /** |
| * Constructs a new {@link ObjectInstance} for the specified bean |
| * with the supplied class name. The class name should include |
| * the full package name. |
| * |
| * @param name the name of the bean. |
| * @param className the class name of the bean. |
| */ |
| public ObjectInstance(ObjectName name, String className) |
| { |
| this.name = name; |
| this.className = className; |
| } |
| |
| /** |
| * Constructs a new {@link ObjectInstance} for the specified bean |
| * with the supplied class name. The class name should include |
| * the full package name. |
| * |
| * @param name the name of the bean. |
| * @param className the class name of the bean. |
| * @throws MalformedObjectNameException if the name of the bean |
| * does not match the syntax |
| * of an {@link ObjectName}. |
| */ |
| public ObjectInstance(String name, String className) |
| throws MalformedObjectNameException |
| { |
| this(new ObjectName(name), className); |
| } |
| |
| /** |
| * Returns true if the supplied object is also an {@link ObjectInstance} |
| * with the same bean and class name. |
| * |
| * @param obj the object to compare. |
| * @return true if the the supplied object is equal to <code>this</code>. |
| */ |
| public boolean equals(Object obj) |
| { |
| if (!(obj instanceof ObjectInstance)) |
| return false; |
| ObjectInstance i = (ObjectInstance) obj; |
| return (i.getClassName().equals(className) && |
| i.getObjectName().equals(name)); |
| } |
| |
| /** |
| * Returns the class name of the bean. |
| * |
| * @return the class name. |
| */ |
| public String getClassName() |
| { |
| return className; |
| } |
| |
| /** |
| * Returns the name of the bean. |
| * |
| * @return the name of the bean. |
| */ |
| public ObjectName getObjectName() |
| { |
| return name; |
| } |
| |
| /** |
| * Returns a hash code for this instance. This is calculated as |
| * the sum of the hashcodes for the bean's name and the class name. |
| * |
| * @return the hash code of this instance. |
| */ |
| public int hashCode() |
| { |
| return name.hashCode() + className.hashCode(); |
| } |
| |
| } |