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1   /*
2    * Copyright (c) 2003, Henri Yandell
3    * All rights reserved.
4    * 
5    * Redistribution and use in source and binary forms, with or 
6    * without modification, are permitted provided that the 
7    * following conditions are met:
8    * 
9    * + Redistributions of source code must retain the above copyright notice, 
10   *   this list of conditions and the following disclaimer.
11   * 
12   * + Redistributions in binary form must reproduce the above copyright notice, 
13   *   this list of conditions and the following disclaimer in the documentation 
14   *   and/or other materials provided with the distribution.
15   * 
16   * + Neither the name of Genjava-Core nor the names of its contributors 
17   *   may be used to endorse or promote products derived from this software 
18   *   without specific prior written permission.
19   * 
20   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
21   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
22   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
23   * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
24   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
25   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
26   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
27   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
28   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
29   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
30   * POSSIBILITY OF SUCH DAMAGE.
31   */
32  package com.generationjava.random;
33  
34  import java.util.Date;
35  import java.util.Map;
36  import java.util.HashMap;
37  
38  import com.generationjava.collections.ClassMap;
39  import org.apache.commons.lang.RandomStringUtils;
40  
41  public class RandomObject implements RandomMaker {
42  
43      private Map registry = new ClassMap(new HashMap());
44      public RandomObject() {
45          RandomNumber rnd = new RandomNumber();
46          registry.put(Number.class, rnd);
47          registry.put(Integer.TYPE, rnd);
48          registry.put(Double.TYPE, rnd);
49          registry.put(Float.TYPE, rnd);
50          registry.put(Long.TYPE, rnd);
51          registry.put(Short.TYPE, rnd);
52          registry.put(Byte.TYPE, rnd);
53          registry.put(Date.class, new RandomDate());
54          registry.put(Object.class, new RandomBean());
55      }
56  
57      public Object makeInstance(Class clss) {
58          // check this first so Bean doesn't get Object.class ones.
59          if(clss == Object.class) {
60              return new Object();
61          } 
62          if(clss == String.class) {
63              // hack until RandomStringMaker/RandomStringUtils hooked up
64              return RandomStringUtils.randomAlphanumeric(RandomNumber.randomInt(50));
65          }
66          RandomMaker maker = (RandomMaker)registry.get(clss);
67          if(maker != null) {
68              return maker.makeInstance(clss);
69          }
70          return null;
71      }
72  
73      public void addRandomMaker(Class clss, RandomMaker maker) {
74          registry.put(clss, maker);
75      }
76  
77  }