PortalContextImpl


1   /*****************************************
2    *                                       *
3    *  JBoss Portal: The OpenSource Portal  *
4    *                                       *
5    *   Distributable under LGPL license.   *
6    *   See terms of license at gnu.org.    *
7    *                                       *
8    *****************************************/
9   package org.jboss.portal.portlet.impl;
10  
11  import java.util.Enumeration  ;
12  import java.util.HashSet  ;
13  import java.util.Iterator  ;
14  import java.util.Set  ;
15  
16  import javax.portlet.PortalContext;
17  
18  import org.jboss.portal.common.util.Tools;
19  import org.jboss.portal.portlet.PortletUtils;
20  import org.jboss.portal.server.Portal;
21  import org.jboss.portal.server.PortalConstants;
22  import org.jboss.portal.server.plugins.mode.Mode;
23  import org.jboss.portal.server.plugins.mode.ModeProvider;
24  import org.jboss.portal.server.plugins.mode.Modes;
25  import org.jboss.portal.server.plugins.windowstate.WindowStateProvider;
26  
27  /**
28   * todo : does not provide customizable values for portlet modes and window states.
29   *
30   * @author <a HREF="mailto:julien@jboss.org">Julien Viet</a>
31   * @version $Revision: 1.8 $
32   */
33  public class PortalContextImpl implements PortalContext
34  {
35  
36     private Portal portal;
37  
38     private ModeProvider modes;
39     private WindowStateProvider windowStates;
40  
41     public PortalContextImpl(Portal portal)
42     {
43        if (portal == null)
44        {
45           throw new IllegalArgumentException  ();
46        }
47        this.portal = portal;
48        this.modes = (Modes)portal.getPlugin(PortalConstants.PLUGIN_MODES);
49        this.windowStates = (WindowStateProvider)portal.getPlugin(PortalConstants.PLUGIN_WINDOW_STATES);
50        
51        // Initialize properties
52     }
53  
54     public String   getPortalInfo()
55     {
56        return PortalConstants.VERSION.toString();
57     }
58  
59     public String   getProperty(String   name)
60     {
61        return (String  )portal.getProperties().get(name);
62     }
63  
64     public Enumeration   getPropertyNames()
65     {
66        return Tools.toEnumeration(portal.getProperties().keySet().iterator());
67     }
68  
69     public Enumeration   getSupportedPortletModes()
70     {
71        Set   tmp = modes.getModes();
72        Set   supportedPortletModes = new HashSet  (tmp.size());
73        for (Iterator   i = tmp.iterator();i.hasNext();)
74        {
75           Mode mode = (Mode)i.next();
76           supportedPortletModes.add(PortletUtils.decodePortletMode(mode.toString()));
77        }
78        return Tools.toEnumeration(supportedPortletModes.iterator());
79     }
80  
81     public Enumeration   getSupportedWindowStates()
82     {
83        Set   tmp = windowStates.getWindowStates();
84        Set   supportedWindowStates = new HashSet  (tmp.size());
85        for (Iterator   i = tmp.iterator();i.hasNext();)
86        {
87           org.jboss.portal.server.plugins.windowstate.WindowState windowState = (org.jboss.portal.server.plugins.windowstate.WindowState)i.next();
88           supportedWindowStates.add(PortletUtils.decodeWindowState(windowState.toString()));
89        }
90        return Tools.toEnumeration(supportedWindowStates.iterator());
91     }
92  }
93
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