Showing the changes to java/pkg/javax/management/ObjectInstance.java (1 of 18352 files). Show all
Unified · Split
| @@ -0,0 +1,154 @@ | |||
| 1 | /* | ||
| 2 | * Copyright (c) 1999, 2004, Oracle and/or its affiliates. All rights reserved. | ||
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | ||
| 4 | * | ||
| 5 | * This code is free software; you can redistribute it and/or modify it | ||
| 6 | * under the terms of the GNU General Public License version 2 only, as | ||
| 7 | * published by the Free Software Foundation. Oracle designates this | ||
| 8 | * particular file as subject to the "Classpath" exception as provided | ||
| 9 | * by Oracle in the LICENSE file that accompanied this code. | ||
| 10 | * | ||
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT | ||
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | ||
| 14 | * version 2 for more details (a copy is included in the LICENSE file that | ||
| 15 | * accompanied this code). | ||
| 16 | * | ||
| 17 | * You should have received a copy of the GNU General Public License version | ||
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, | ||
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | ||
| 20 | * | ||
| 21 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | ||
| 22 | * or visit www.oracle.com if you need additional information or have any | ||
| 23 | * questions. | ||
| 24 | */ | ||
| 25 | |||
| 26 | package javax.management; | ||
| 27 | |||
| 28 | // java import | ||
| 29 | import java.io.Serializable; | ||
| 30 | |||
| 31 | // RI import | ||
| 32 | import javax.management.ObjectName; | ||
| 33 | |||
| 34 | |||
| 35 | /** | ||
| 36 | * Used to represent the object name of an MBean and its class name. | ||
| 37 | * If the MBean is a Dynamic MBean the class name should be retrieved from | ||
| 38 | * the <CODE>MBeanInfo</CODE> it provides. | ||
| 39 | * | ||
| 40 | * @since 1.5 | ||
| 41 | */ | ||
| 42 | public class ObjectInstance implements Serializable { | ||
| 43 | |||
| 44 | |||
| 45 | /* Serial version */ | ||
| 46 | private static final long serialVersionUID = -4099952623687795850L; | ||
| 47 | |||
| 48 | /** | ||
| 49 | * @serial Object name. | ||
| 50 | */ | ||
| 51 | private ObjectName name; | ||
| 52 | |||
| 53 | /** | ||
| 54 | * @serial Class name. | ||
| 55 | */ | ||
| 56 | private String className; | ||
| 57 | |||
| 58 | /** | ||
| 59 | * Allows an object instance to be created given a string representation of | ||
| 60 | * an object name and the full class name, including the package name. | ||
| 61 | * | ||
| 62 | * @param objectName A string representation of the object name. | ||
| 63 | * @param className The full class name, including the package | ||
| 64 | * name, of the object instance. If the MBean is a Dynamic MBean | ||
| 65 | * the class name corresponds to its {@link | ||
| 66 | * DynamicMBean#getMBeanInfo() | ||
| 67 | * getMBeanInfo()}<code>.getClassName()</code>. | ||
| 68 | * | ||
| 69 | * @exception MalformedObjectNameException The string passed as a | ||
| 70 | * parameter does not have the right format. | ||
| 71 | * | ||
| 72 | */ | ||
| 73 | public ObjectInstance(String objectName, String className) | ||
| 74 | throws MalformedObjectNameException { | ||
| 75 | this(new ObjectName(objectName), className); | ||
| 76 | } | ||
| 77 | |||
| 78 | /** | ||
| 79 | * Allows an object instance to be created given an object name and | ||
| 80 | * the full class name, including the package name. | ||
| 81 | * | ||
| 82 | * @param objectName The object name. | ||
| 83 | * @param className The full class name, including the package | ||
| 84 | * name, of the object instance. If the MBean is a Dynamic MBean | ||
| 85 | * the class name corresponds to its {@link | ||
| 86 | * DynamicMBean#getMBeanInfo() | ||
| 87 | * getMBeanInfo()}<code>.getClassName()</code>. | ||
| 88 | * If the MBean is a Dynamic MBean the class name should be retrieved | ||
| 89 | * from the <CODE>MBeanInfo</CODE> it provides. | ||
| 90 | * | ||
| 91 | */ | ||
| 92 | public ObjectInstance(ObjectName objectName, String className) { | ||
| 93 | if (objectName.isPattern()) { | ||
| 94 | final IllegalArgumentException iae = | ||
| 95 | new IllegalArgumentException("Invalid name->"+ | ||
| 96 | objectName.toString()); | ||
| 97 | throw new RuntimeOperationsException(iae); | ||
| 98 | } | ||
| 99 | this.name= objectName; | ||
| 100 | this.className= className; | ||
| 101 | } | ||
| 102 | |||
| 103 | |||
| 104 | /** | ||
| 105 | * Compares the current object instance with another object instance. | ||
| 106 | * | ||
| 107 | * @param object The object instance that the current object instance is | ||
| 108 | * to be compared with. | ||
| 109 | * | ||
| 110 | * @return True if the two object instances are equal, otherwise false. | ||
| 111 | */ | ||
| 112 | public boolean equals(Object object) { | ||
| 113 | if (!(object instanceof ObjectInstance)) { | ||
| 114 | return false; | ||
| 115 | } | ||
| 116 | ObjectInstance val = (ObjectInstance) object; | ||
| 117 | if (! name.equals(val.getObjectName())) return false; | ||
| 118 | if (className == null) | ||
| 119 | return (val.getClassName() == null); | ||
| 120 | return className.equals(val.getClassName()); | ||
| 121 | } | ||
| 122 | |||
| 123 | public int hashCode() { | ||
| 124 | final int classHash = ((className==null)?0:className.hashCode()); | ||
| 125 | return name.hashCode() ^ classHash; | ||
| 126 | } | ||
| 127 | |||
| 128 | /** | ||
| 129 | * Returns the object name part. | ||
| 130 | * | ||
| 131 | * @return the object name. | ||
| 132 | */ | ||
| 133 | public ObjectName getObjectName() { | ||
| 134 | return name; | ||
| 135 | } | ||
| 136 | |||
| 137 | /** | ||
| 138 | * Returns the class part. | ||
| 139 | * | ||
| 140 | * @return the class name. | ||
| 141 | */ | ||
| 142 | public String getClassName() { | ||
| 143 | return className; | ||
| 144 | } | ||
| 145 | |||
| 146 | /** | ||
| 147 | * Returns a string representing this ObjectInstance object. The format of this string | ||
| 148 | * is not specified, but users can expect that two ObjectInstances return the same | ||
| 149 | * string if and only if they are equal. | ||
| 150 | */ | ||
| 151 | public String toString() { | ||
| 152 | return getClassName() + "[" + getObjectName() + "]"; | ||
| 153 | } | ||
| 154 | } | ||