SharedBoolean


1   package com.calipso.reportgenerator.reportcalculator;
2   
3   import java.io.Serializable  ;
4   import java.util.HashMap  ;
5   
6   /**
7    *
8    * User: Breto
9    * Date: 30/09/2005
10   * Time: 18:19:18
11   *
12   */
13  public class SharedBoolean extends SharedData implements Serializable   {
14    private Boolean   value;
15    static final private HashMap   booleans = new HashMap  (3);
16  
17  
18    public SharedBoolean(Boolean   value) {
19      this.value = value;
20      booleans.put(value, this);
21    }
22  
23    public Object   getValue() {
24      return value;
25    }
26  
27    static public SharedBoolean newFrom(Boolean   aValue) {
28      Object   bool;
29  
30      bool = booleans.get(aValue);
31      if (bool == null) {
32        return new SharedBoolean(aValue);
33      }
34      else {
35        return (SharedBoolean) bool;
36      }
37    }
38  
39  }
40

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