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1   /*
2    * $Id: ModelHelper.java 7963 2007-08-21 08:53:15Z dirk.olmes $
3    * --------------------------------------------------------------------------------------
4    * Copyright (c) MuleSource, Inc.  All rights reserved.  http://www.mulesource.com
5    *
6    * The software in this package is published under the terms of the CPAL v1.0
7    * license, a copy of which has been included with this distribution in the
8    * LICENSE.txt file.
9    */
10  package org.mule.impl.model;
11  
12  import org.mule.MuleManager;
13  import org.mule.umo.UMOComponent;
14  import org.mule.umo.UMODescriptor;
15  import org.mule.umo.UMOException;
16  import org.mule.umo.model.UMOModel;
17  
18  import java.util.Iterator;
19  
20  /**
21   * @deprecated This functionality should be moved to the registry
22   */
23  public final class ModelHelper
24  {
25      public static final String SYSTEM_MODEL = "_system";
26  
27      /** Do not instanciate. */
28      private ModelHelper ()
29      {
30          // no-op
31      }
32  
33      public static String getSystemModelType()
34      {
35          return "seda";
36      }
37      
38      public static boolean isComponentRegistered(String name)
39      {
40          for (Iterator iterator = MuleManager.getInstance().getModels().values().iterator(); iterator.hasNext();)
41          {
42              UMOModel m = (UMOModel) iterator.next();
43              if (m.isComponentRegistered(name))
44              {
45                  return true;
46              }
47          }
48          return false;
49      }
50  
51      public static UMOComponent getComponent(String name)
52      {
53          for (Iterator iterator = MuleManager.getInstance().getModels().values().iterator(); iterator.hasNext();)
54          {
55              UMOModel m = (UMOModel) iterator.next();
56              if (m.isComponentRegistered(name))
57              {
58                  return m.getComponent(name);
59              }
60          }
61          return null;
62      }
63  
64      public static UMODescriptor getDescriptor(String name)
65      {
66          for (Iterator iterator = MuleManager.getInstance().getModels().values().iterator(); iterator.hasNext();)
67          {
68              UMOModel m = (UMOModel) iterator.next();
69              if (m.isComponentRegistered(name))
70              {
71                  return m.getDescriptor(name);
72              }
73          }
74          return null;
75      }
76  
77      //TODO RM*: Move this method
78      public static void registerSystemComponent(UMODescriptor d) throws UMOException
79      {
80          UMOModel model = MuleManager.getInstance().lookupModel(SYSTEM_MODEL);
81          if(model==null)
82          {
83              model = ModelFactory.createModel("seda");
84              model.setName(SYSTEM_MODEL);
85              MuleManager.getInstance().registerModel(model);
86          }
87          model.registerComponent(d);
88      }
89  }