BeanPostProcessorQueue


1   package jfun.yan.xml.nuts.spring;
2   
3   import java.util.ArrayList  ;
4   
5   import jfun.yan.Component;
6   
7   
8   /**
9    * The queue that collects all components that instantiate BeanPostProcessor objects.
10   * <p>
11   * @author Ben Yu
12   * Nov 20, 2005 5:29:06 PM
13   */
14  public final class BeanPostProcessorQueue {
15    private final ArrayList   queue = new ArrayList  ();
16    private final ArrayList   names = new ArrayList  ();
17    /**
18     * Add a Component that instantiates BeanPostProcessor.
19     * @param name the name of the component.
20     * @param bpp the component.
21     */
22    public void addBeanPostProcessor(String   name, Component bpp){
23      names.add(name);
24      queue.add(bpp);
25    }
26    /**
27     * Get the name of a BeanPostProcessor component.
28     * @param i the ordinal position of the component.
29     * @return the name.
30     */
31    public String   getName(int i){
32      return (String  )names.get(i);
33    }
34    /**
35     * Get a BeanPostProcessor component.
36     * @param i the ordinal position of the component.
37     * @return the name.
38     */
39    public Component getBeanPostProcessor(int i){
40      return (Component)queue.get(i);
41    }
42    /**
43     * To get the number of BeanPostProcessor components stored in the queue.
44     */
45    public int size(){
46      return names.size();
47    }
48  }
49

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