149 lines
4.9 KiB
Java
149 lines
4.9 KiB
Java
/*
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* Copyright 1999-2006 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Sun designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Sun in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*/
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package javax.management;
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/**
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* Describes an argument of an operation exposed by an MBean.
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* Instances of this class are immutable. Subclasses may be mutable
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* but this is not recommended.
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*
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* @since 1.5
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*/
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public class MBeanParameterInfo extends MBeanFeatureInfo implements Cloneable {
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/* Serial version */
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static final long serialVersionUID = 7432616882776782338L;
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/* All zero-length arrays are interchangeable. */
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static final MBeanParameterInfo[] NO_PARAMS = new MBeanParameterInfo[0];
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/**
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* @serial The type or class name of the data.
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*/
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private final String type;
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/**
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* Constructs an <CODE>MBeanParameterInfo</CODE> object.
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*
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* @param name The name of the data
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* @param type The type or class name of the data
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* @param description A human readable description of the data. Optional.
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*/
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public MBeanParameterInfo(String name,
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String type,
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String description) {
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this(name, type, description, (Descriptor) null);
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}
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/**
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* Constructs an <CODE>MBeanParameterInfo</CODE> object.
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*
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* @param name The name of the data
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* @param type The type or class name of the data
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* @param description A human readable description of the data. Optional.
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* @param descriptor The descriptor for the operation. This may be null
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* which is equivalent to an empty descriptor.
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*
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* @since 1.6
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*/
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public MBeanParameterInfo(String name,
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String type,
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String description,
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Descriptor descriptor) {
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super(name, description, descriptor);
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this.type = type;
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}
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/**
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* <p>Returns a shallow clone of this instance.
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* The clone is obtained by simply calling <tt>super.clone()</tt>,
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* thus calling the default native shallow cloning mechanism
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* implemented by <tt>Object.clone()</tt>.
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* No deeper cloning of any internal field is made.</p>
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*
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* <p>Since this class is immutable, cloning is chiefly of
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* interest to subclasses.</p>
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*/
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public Object clone () {
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try {
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return super.clone() ;
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} catch (CloneNotSupportedException e) {
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// should not happen as this class is cloneable
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return null;
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}
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}
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/**
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* Returns the type or class name of the data.
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*
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* @return the type string.
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*/
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public String getType() {
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return type;
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}
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public String toString() {
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return
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getClass().getName() + "[" +
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"description=" + getDescription() + ", " +
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"name=" + getName() + ", " +
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"type=" + getType() + ", " +
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"descriptor=" + getDescriptor() +
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"]";
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}
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/**
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* Compare this MBeanParameterInfo to another.
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*
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* @param o the object to compare to.
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*
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* @return true if and only if <code>o</code> is an MBeanParameterInfo such
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* that its {@link #getName()}, {@link #getType()},
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* {@link #getDescriptor()}, and {@link
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* #getDescription()} values are equal (not necessarily identical)
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* to those of this MBeanParameterInfo.
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*/
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public boolean equals(Object o) {
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if (o == this)
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return true;
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if (!(o instanceof MBeanParameterInfo))
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return false;
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MBeanParameterInfo p = (MBeanParameterInfo) o;
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return (p.getName().equals(getName()) &&
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p.getType().equals(getType()) &&
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p.getDescription().equals(getDescription()) &&
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p.getDescriptor().equals(getDescriptor()));
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}
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public int hashCode() {
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return getName().hashCode() ^ getType().hashCode();
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}
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}
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