1   /*
2    * Copyright 1999-2004 The Apache Software Foundation
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13   * See the License for the specific language governing permissions and
14   * limitations under the License.
15   */
16  package org.apache.commons.jxpath.ri.model.beans;
17  
18  import org.apache.commons.jxpath.AbstractFactory;
19  import org.apache.commons.jxpath.JXPathContext;
20  import org.apache.commons.jxpath.NestedTestBean;
21  import org.apache.commons.jxpath.Pointer;
22  import org.apache.commons.jxpath.TestBean;
23  
24  /***
25   * Test AbstractFactory.
26   *
27   * @author Dmitri Plotnikov
28   * @version $Revision: 1.8 $ $Date: 2004/02/29 14:17:43 $
29   */
30  public class TestBeanFactory extends AbstractFactory {
31  
32      /***
33       * Return <b>false</b> if this factory cannot create the requested object.
34       */
35      public boolean createObject(
36          JXPathContext context,
37          Pointer pointer,
38          Object parent,
39          String name,
40          int index) 
41      {
42          if (name.equals("nestedBean")) {
43              ((TestBean) parent).setNestedBean(new NestedTestBean("newName"));
44              return true;
45          }
46          else if (name.equals("beans")) {
47              TestBean bean = (TestBean) parent;
48              if (bean.getBeans() == null || index >= bean.getBeans().length) {
49                  bean.setBeans(new NestedTestBean[index + 1]);
50              }
51              bean.getBeans()[index] = new NestedTestBean("newName");
52              return true;
53          }
54          else if (name.equals("integers")) {
55              // This will implicitly expand the collection        
56               ((TestBean) parent).setIntegers(index, 0);
57              return true;
58          }
59          return false;
60      }
61  
62      /***
63       * Create a new object and set it on the specified variable
64       */
65      public boolean declareVariable(JXPathContext context, String name) {
66          return false;
67      }
68  }