AbstractPreferenceStore


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9   package org.jboss.portal.server.plugins.preferences;
10  
11  import java.util.HashMap  ;
12  import java.util.Map  ;
13  
14  import org.jboss.portal.common.FQN;
15  
16  /**
17   * @author <a HREF="mailto:julien@jboss.org">Julien Viet</a>
18   * @version $Revision: 1.2 $
19   */
20  public class AbstractPreferenceStore implements PreferenceStore
21  {
22  
23     private Map   sets;
24  
25     public AbstractPreferenceStore()
26     {
27        this.sets = new HashMap  ();
28     }
29  
30     public PreferenceSet get(FQN fqn)
31     {
32        PreferenceSet set = (PreferenceSet)sets.get(fqn);
33        if (set == null)
34        {
35           set = newPreferenceSet();
36           sets.put(fqn, set);
37        }
38        return set;
39     }
40  
41     public PreferenceSet newPreferenceSet()
42     {
43        return new AbstractPreferenceSet();
44     }
45  }
46

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