author | darcy |
Wed, 23 Oct 2019 13:01:40 -0700 | |
changeset 58766 | 54ffb15c4839 |
parent 47216 | 71c04702a3d5 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 1999, 2013, Oracle and/or its affiliates. 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. Oracle designates this |
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* particular file as subject to the "Classpath" exception as provided |
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* by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package javax.management; |
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import java.util.Objects; |
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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} 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} 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 {@code super.clone()}, |
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* thus calling the default native shallow cloning mechanism |
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* implemented by {@code Object.clone()}. |
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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} 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 (Objects.equals(p.getName(), getName()) && |
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Objects.equals(p.getType(), getType()) && |
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Objects.equals(p.getDescription(), getDescription()) && |
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Objects.equals(p.getDescriptor(), getDescriptor())); |
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} |
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public int hashCode() { |
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return Objects.hash(getName(), getType()); |
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} |
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} |