MBeanFeatureInfo


1   /*
2    * @(#)MBeanFeatureInfo.java    1.22 03/12/19
3    * 
4    * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
5    * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
6    */
7   
8   package javax.management;
9   
10  
11  /**
12   * <p>Provides general information for an MBean descriptor object.
13   * The feature described can be an attribute, an operation, a
14   * parameter, or a notification.  Instances of this class are
15   * immutable.  Subclasses may be mutable but this is not
16   * recommended.</p>
17   *
18   * @since 1.5
19   */
20  public class MBeanFeatureInfo implements java.io.Serializable    { 
21       
22  
23      /* Serial version */
24      static final long serialVersionUID = 3952882688968447265L;
25  
26      /**
27       * The name of the feature.  It is recommended that subclasses call
28       * {@link #getName} rather than reading this field, and that they
29       * not change it.
30       *
31       * @serial The name of the feature.  
32       */
33      protected String   name;
34      
35      /**
36       * The human-readable description of the feature.  It is
37       * recommended that subclasses call {@link #getDescription} rather
38       * than reading this field, and that they not change it.
39       *
40       * @serial The human-readable description of the feature.
41       */
42      protected String   description;
43      
44      
45      /**
46       * Constructs an <CODE>MBeanFeatureInfo</CODE> object.
47       *
48       * @param name The name of the feature.
49       * @param description A human readable description of the feature. 
50       */    
51      public MBeanFeatureInfo(String   name, String   description)
52          throws IllegalArgumentException   {
53      this.name = name;    
54      this.description = description;
55      }
56  
57  
58      /**
59       * Returns the name of the feature.  
60       *
61       * @return the name of the feature.
62       */
63      public String   getName() {
64      return name;
65      }
66      
67      /**
68       * Returns the human-readable description of the feature.
69       *
70       * @return the human-readable description of the feature.
71       */
72      public String   getDescription() {
73      return description;
74      }  
75  
76      /**
77       * Compare this MBeanFeatureInfo to another.
78       *
79       * @param o the object to compare to.
80       *
81       * @return true iff <code>o</code> is an MBeanFeatureInfo such
82       * that its {@link #getName()} and {@link #getDescription()}
83       * values are equal (not necessarily identical) to those of this
84       * MBeanFeatureInfo.
85       */
86      public boolean equals(Object   o) {
87      if (o == this)
88          return true;
89      if (!(o instanceof MBeanFeatureInfo  ))
90          return false;
91      MBeanFeatureInfo   p = (MBeanFeatureInfo  ) o;
92      return (p.getName().equals(getName()) &&
93          p.getDescription().equals(getDescription()));
94      }
95  
96      public int hashCode() {
97      return getName().hashCode() ^ getDescription().hashCode();
98      }
99  }
100
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