BooleanValueExp


1   /*
2    * @(#)BooleanValueExp.java 4.17 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   * This class represents a boolean value. A BooleanValueExp may be
13   * used anywhere a ValueExp is required.
14   * @serial include
15   *
16   * @since 1.5
17   */
18  class BooleanValueExp extends QueryEval   implements ValueExp   { 
19  
20      /* Serial version */
21      private static final long serialVersionUID = 7754922052666594581L;
22  
23      /** 
24       * @serial The boolean value 
25       */
26      private boolean val = false;
27  
28  
29      /** Creates a new BooleanValueExp representing the boolean literal <val>.*/
30      BooleanValueExp(boolean val) {
31      this.val = val;
32      }
33    
34      /**Creates a new BooleanValueExp representing the Boolean object <val>.*/    
35      BooleanValueExp(Boolean   val) {
36      this.val = val.booleanValue();
37      }
38  
39  
40      /** Returns the  Boolean object representing the value of the BooleanValueExp object.*/
41      public Boolean   getValue()  { 
42      return new Boolean  (val);
43      } 
44  
45      /**
46       * Returns the string representing the object.
47       */   
48      public String   toString()  { 
49      return String.valueOf(val);
50      }     
51  
52      /**
53       * Applies the ValueExp on a MBean.
54       *
55       * @param name The name of the MBean on which the ValueExp will be applied.
56       *
57       * @return  The <CODE>ValueExp</CODE>.
58       *
59       * @exception BadStringOperationException
60       * @exception BadBinaryOpValueExpException
61       * @exception BadAttributeValueExpException 
62       * @exception InvalidApplicationException
63       */   
64      public ValueExp   apply(ObjectName   name) throws BadStringOperationException  , BadBinaryOpValueExpException  ,
65      BadAttributeValueExpException  , InvalidApplicationException    { 
66      return this;
67      } 
68  
69   }
70
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