DPML Notify

[mcconnell AT dpml.net]

Author: mcconnell AT dpml.net
Date: Mon Jun 13 20:19:39 2005
New Revision: 2846

Added:
   
development/main/depot/console/src/main/net/dpml/depot/profile/DepotEvent.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/DepotListener.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/ProfileHome.java
   
development/main/depot/prefs/src/main/net/dpml/depot/prefs/DepotModelPanel.java
   
development/main/depot/prefs/src/main/net/dpml/depot/prefs/DepotTableModel.java
   
development/main/transit/core/handler/src/main/net/dpml/transit/home/Removable.java
Modified:
   development/main/depot/console/src/main/net/dpml/depot/Main.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/AbstractPluginProfileStorage.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/ApplicationProfile.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/BootstrapProfile.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/DepotModel.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/PluginProfile.java
   development/main/depot/console/src/main/net/dpml/depot/profile/Profile.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/ProfileStorage.java
   
development/main/depot/prefs/src/main/net/dpml/depot/prefs/LayoutRegistryModelPanel.java
   
development/main/depot/station/src/main/net/dpml/depot/station/ActivationGroupProfile.java
   
development/main/depot/station/src/main/net/dpml/depot/station/ActivationGroupStorage.java
   
development/main/depot/station/src/main/net/dpml/depot/station/ActivationProfile.java
   
development/main/depot/station/src/main/net/dpml/depot/station/ActivationStorage.java
   
development/main/depot/station/src/main/net/dpml/depot/station/CodeBaseProfile.java
Log:
Build up the aplication profiles to support event generation in readiness for 
inclusion under the depot editor.

Modified: development/main/depot/console/src/main/net/dpml/depot/Main.java
==============================================================================
--- development/main/depot/console/src/main/net/dpml/depot/Main.java    
(original)
+++ development/main/depot/console/src/main/net/dpml/depot/Main.java    Mon 
Jun 13 20:19:39 2005
@@ -487,7 +487,7 @@
     {
         try
         {
-            return manager.getProfile( target );
+            return manager.getApplicationProfile( target );
         }
         catch( UnknownKeyException e )
         {

Modified: 
development/main/depot/console/src/main/net/dpml/depot/profile/AbstractPluginProfileStorage.java
==============================================================================
--- 
development/main/depot/console/src/main/net/dpml/depot/profile/AbstractPluginProfileStorage.java
    (original)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/AbstractPluginProfileStorage.java
    Mon Jun 13 20:19:39 2005
@@ -46,32 +46,6 @@
     }
 
     // 
------------------------------------------------------------------------
-    // ModificationListener
-    // 
------------------------------------------------------------------------
-
-   /**
-    * Notify a listener of a change to the manager modification date.
-    * @param event the modification event
-    */
-    public void modified( ModificationEvent event )
-    {
-        if( getStoragePolicy() )
-        {
-            try
-            {
-                PluginProfile manager = (PluginProfile) event.getModel();
-                Date date = new Date();
-                store( manager );
-                manager.setCreationDate( date );
-            }
-            catch( Throwable e )
-            {
-                getLogger().error( "storage failure", e );
-            }
-        }
-    }
-
-    // 
------------------------------------------------------------------------
     // utils
     // 
------------------------------------------------------------------------
 

Modified: 
development/main/depot/console/src/main/net/dpml/depot/profile/ApplicationProfile.java
==============================================================================
--- 
development/main/depot/console/src/main/net/dpml/depot/profile/ApplicationProfile.java
      (original)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/ApplicationProfile.java
      Mon Jun 13 20:19:39 2005
@@ -35,7 +35,7 @@
     private Connection m_connection;
 
     public ApplicationProfile( 
-      Logger logger, Date creation, Home home, String id, String title, 
+      Logger logger, Date creation, ProfileHome home, String id, String 
title, 
       Properties properties, boolean command, Connection connection ) 
     {
         super( logger, creation, home, id, title, properties );
@@ -44,6 +44,10 @@
         m_command = command;
     }
 
+    //----------------------------------------------------------------------
+    // impl
+    //----------------------------------------------------------------------
+
     public boolean getCommandPolicy()
     {
         return m_command;

Modified: 
development/main/depot/console/src/main/net/dpml/depot/profile/BootstrapProfile.java
==============================================================================
--- 
development/main/depot/console/src/main/net/dpml/depot/profile/BootstrapProfile.java
        (original)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/BootstrapProfile.java
        Mon Jun 13 20:19:39 2005
@@ -37,7 +37,7 @@
     private boolean m_command;
 
     public BootstrapProfile( 
-      Logger logger, Date creation, Home home, String id, String title,
+      Logger logger, Date creation, ProfileHome home, String id, String 
title,
       Properties properties, boolean command, Connection connection, 
       String classname, String[] classpath ) 
       throws NullPointerException

Added: 
development/main/depot/console/src/main/net/dpml/depot/profile/DepotEvent.java
==============================================================================
--- (empty file)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/DepotEvent.java
      Mon Jun 13 20:19:39 2005
@@ -0,0 +1,45 @@
+/*
+ * Copyright 2005 Stephen J. McConnell.
+ *
+ * Licensed  under the  Apache License,  Version 2.0  (the "License");
+ * you may not use  this file  except in  compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed  under the  License is distributed on an "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
+ * implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.dpml.depot.profile;
+
+import java.util.EventObject;
+
+/**
+ * An event pertaining to the Depot collection of application profiles.
+ */
+public class DepotEvent extends EventObject 
+{
+    ApplicationProfile m_profile;
+
+    public DepotEvent( DepotModel model, ApplicationProfile profile )
+    {
+        super( model );
+        m_profile = profile;
+    }
+
+    public ApplicationProfile getApplicationProfile()
+    {
+        return m_profile;
+    }
+
+    public DepotModel getDepotModel()
+    {
+        return (DepotModel) super.getSource();
+    }
+}

Added: 
development/main/depot/console/src/main/net/dpml/depot/profile/DepotListener.java
==============================================================================
--- (empty file)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/DepotListener.java
   Mon Jun 13 20:19:39 2005
@@ -0,0 +1,40 @@
+/*
+ * Copyright 2005 Stephen McConnell
+ *
+ * Licensed  under the  Apache License,  Version 2.0  (the "License");
+ * you may not use  this file  except in  compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed  under the  License is distributed on an "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
+ * implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.dpml.depot.profile;
+
+import java.util.EventListener;
+
+/**
+ * A ProxyListener maintains information about the configuration of 
+ * tranist proxy settings.
+ */
+public interface DepotListener extends EventListener
+{
+   /**
+    * Notify the listener of the addition of a new application profile.
+    * @param event the depot event
+    */
+    void profileAdded( DepotEvent event );
+
+   /**
+    * Notify a listener of the removal of an application profile.
+    * @param event the depot event
+    */
+    void profileRemoved( DepotEvent event );
+}

Modified: 
development/main/depot/console/src/main/net/dpml/depot/profile/DepotModel.java
==============================================================================
--- 
development/main/depot/console/src/main/net/dpml/depot/profile/DepotModel.java
      (original)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/DepotModel.java
      Mon Jun 13 20:19:39 2005
@@ -21,11 +21,17 @@
 import java.net.URI;
 import java.util.Properties;
 import java.util.Date;
+import java.util.List;
+import java.util.LinkedList;
+import java.util.Collections;
+import java.util.EventObject;
+import java.util.EventListener;
 
 import net.dpml.transit.home.Home;
 import net.dpml.transit.model.Logger;
 import net.dpml.transit.model.ModificationEvent;
 import net.dpml.transit.model.UnknownKeyException;
+import net.dpml.transit.model.DuplicateKeyException;
 import net.dpml.transit.model.DefaultModel;
 
 /**
@@ -34,24 +40,56 @@
  */
 public class DepotModel extends DefaultModel
 {
-    private ApplicationProfile[] m_profiles;
+    private final List m_list = Collections.synchronizedList( new 
LinkedList() );
 
     public DepotModel( Logger logger, Date creation, Home home, 
ApplicationProfile[] profiles ) 
-      throws NullPointerException
+      throws NullPointerException, ProfileException
     {
         super( logger, creation, home );
 
-        m_profiles = profiles;
+        for( int i=0; i<profiles.length; i++ )
+        {
+            ApplicationProfile profile = profiles[i];
+            try
+            {
+                addApplicationProfile( profile, false );
+            }
+            catch( DuplicateKeyException e )
+            {
+                final String error = 
+                  "Cannot construct depot profile due to a duplicate 
application key.";
+                throw new ProfileException( error, e );
+            }
+        }
     }
 
-    public ApplicationProfile[] getProfiles()
+    public void addApplicationProfile( ApplicationProfile profile ) throws 
DuplicateKeyException
     {
-        return m_profiles;
+        addApplicationProfile( profile, true );
     }
 
-    public ApplicationProfile getProfile( String key ) throws 
UnknownKeyException
+    public void removeApplicationProfile( ApplicationProfile profile )
     {
-        ApplicationProfile[] profiles = getProfiles();
+        synchronized( m_lock )
+        {
+            profile.dispose();
+            m_list.remove( profile );
+            ProfileRemovedEvent event = new ProfileRemovedEvent( this, 
profile );
+            super.enqueueEvent( event );
+        }
+    }
+
+    public ApplicationProfile[] getApplicationProfiles()
+    {
+        synchronized( m_lock )
+        {
+            return (ApplicationProfile[]) m_list.toArray( new 
ApplicationProfile[0] );
+        }
+    }
+
+    public ApplicationProfile getApplicationProfile( String key ) throws 
UnknownKeyException
+    {
+        ApplicationProfile[] profiles = getApplicationProfiles();
         for( int i=0; i<profiles.length; i++ )
         {
             ApplicationProfile profile = profiles[i];
@@ -62,4 +100,113 @@
         }
         throw new UnknownKeyException( key );
     }
+
+   /**
+    * Add a depot content change listener.
+    * @param listener the registry change listener to add
+    */
+    public void addDepotListener( DepotListener listener )
+    {
+        super.addListener( listener );
+    }
+
+   /**
+    * Remove a depot content change listener.
+    * @param listener the registry change listener to remove
+    */
+    public void removeDepotListener( DepotListener listener )
+    {
+        super.removeListener( listener );
+    }
+
+    protected void processEvent( EventObject event )
+    {
+        if( event instanceof DepotEvent )
+        {
+            processDepotEvent( (DepotEvent) event );
+        }
+        else
+        {
+            super.processEvent( event );
+        }
+    }
+
+    private void addApplicationProfile( ApplicationProfile profile, boolean 
notify ) 
+      throws DuplicateKeyException
+    {
+        synchronized( m_lock )
+        {
+            String key = profile.getID();
+            try
+            {
+                ApplicationProfile current = getApplicationProfile( key );
+                throw new DuplicateKeyException( key );
+            }
+            catch( UnknownKeyException e )
+            {
+                m_list.add( profile );
+                if( notify )
+                {
+                    ProfileAddedEvent event = new ProfileAddedEvent( this, 
profile );
+                    enqueueEvent( event );
+                }
+            }
+        }
+    }
+
+    private void processDepotEvent( DepotEvent event )
+    {
+        EventListener[] listeners = super.listeners();
+        for( int i=0; i<listeners.length; i++ )
+        {
+            EventListener listener = listeners[i];
+            if( listener instanceof DepotListener )
+            {
+                DepotListener rl = (DepotListener) listener;
+                if( event instanceof ProfileAddedEvent )
+                {
+                    try
+                    {
+                        rl.profileAdded( event );
+                    }
+                    catch( Throwable e )
+                    {
+                        final String error =
+                          "DepotListener profile addition notification 
error.";
+                        getLogger().error( error, e );
+                    }
+                }
+                else if( event instanceof ProfileRemovedEvent )
+                {
+                    try
+                    {
+                        rl.profileRemoved( event );
+                    }
+                    catch( Throwable e )
+                    {
+                        final String error =
+                          "DepotListener profile removed notification 
error.";
+                        getLogger().error( error, e );
+                    }
+                }
+            }
+        }
+    }
+
+    static class ProfileAddedEvent extends DepotEvent
+    {
+        public ProfileAddedEvent( DepotModel source, ApplicationProfile 
profile )
+        {
+            super( source, profile );
+        }
+    }
+
+    static class ProfileRemovedEvent extends DepotEvent
+    {
+        public ProfileRemovedEvent( DepotModel source, ApplicationProfile 
profile )
+        {
+            super( source, profile );
+        }
+    }
+
 }

Modified: 
development/main/depot/console/src/main/net/dpml/depot/profile/PluginProfile.java
==============================================================================
--- 
development/main/depot/console/src/main/net/dpml/depot/profile/PluginProfile.java
   (original)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/PluginProfile.java
   Mon Jun 13 20:19:39 2005
@@ -34,7 +34,7 @@
     private URI m_uri;
 
     public PluginProfile( 
-      Logger logger, Date creation, Home home, String id, String title, 
+      Logger logger, Date creation, ProfileHome home, String id, String 
title, 
       Properties properties, boolean command, Connection connection, URI uri 
)
     {
         super( logger, creation, home, id, title, properties, command, 
connection );

Modified: 
development/main/depot/console/src/main/net/dpml/depot/profile/Profile.java
==============================================================================
--- 
development/main/depot/console/src/main/net/dpml/depot/profile/Profile.java 
(original)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/Profile.java 
Mon Jun 13 20:19:39 2005
@@ -21,30 +21,38 @@
 import java.net.URI;
 import java.util.Properties;
 import java.util.Date;
+import java.util.EventObject;
+import java.util.EventListener;
 
 import net.dpml.transit.home.Home;
 import net.dpml.transit.model.Logger;
 import net.dpml.transit.model.ModificationEvent;
 import net.dpml.transit.model.DefaultModel;
+import net.dpml.transit.model.Disposable;
+import net.dpml.transit.model.DisposalEvent;
+import net.dpml.transit.model.DisposalListener;
 
 /**
  * A ProfileModel maintains information about the configuration
  * of an application profile.
  */
-public class Profile extends DefaultModel
+public class Profile extends DefaultModel implements Disposable
 {
+    private final ProfileHome m_home;
     private final String m_id;
+
     private String m_title;
     private Properties m_properties;
 
     public Profile( 
-      Logger logger, Date creation, Home home, String id, String title, 
Properties properties ) 
+      Logger logger, Date creation, ProfileHome home, String id, String 
title, Properties properties ) 
     {
         super( logger, creation, home );
 
         m_id = id;
         m_title = title;
         m_properties = properties;
+        m_home = home;
     }
 
     public String getID()
@@ -71,4 +79,88 @@
     {
         m_properties = properties;
     }
+
+    //----------------------------------------------------------------------
+    // Disposable
+    //----------------------------------------------------------------------
+
+   /**
+    * Add a disposal listener to the model.
+    * @param listener the listener to add
+    */
+    public void addDisposalListener( DisposalListener listener )
+    {
+        super.addListener( listener );
+    }
+
+   /**
+    * Remove a disposal listener from the model.
+    * @param listener the listener to remove
+    */
+    public void removeDisposalListener( DisposalListener listener )
+    {
+        super.removeListener( listener );
+    }
+
+    public void dispose()
+    {
+        VetoableDisposalEvent veto = new VetoableDisposalEvent( this );
+        enqueueEvent( veto, false  );
+        DisposalEvent disposal = new DisposalEvent( this );
+        enqueueEvent( disposal, false );
+        m_home.remove();
+    }
+
+    protected void processEvent( EventObject event )
+    {
+        if( event instanceof DisposalEvent )
+        {
+            processDisposalEvent( (DisposalEvent) event );
+        }
+        else
+        {
+            super.processEvent( event );
+        }
+    }
+
+    private void processDisposalEvent( DisposalEvent eventObject )
+    {
+        DisposalEvent event = (DisposalEvent) eventObject;
+        EventListener[] listeners = listeners();
+        for( int i=0; i<listeners.length; i++ )
+        {
+            EventListener listener = listeners[i];
+            if( listener instanceof DisposalListener )
+            {
+                DisposalListener pl = (DisposalListener) listener;
+                if( event instanceof VetoableDisposalEvent )
+                {
+                    pl.disposing( event );
+                }
+                else
+                {
+                    try
+                    {
+                        pl.disposed( event );
+                    }
+                    catch( Throwable e )
+                    {
+                        final String error =
+                          "Disposal listener notification error."; 
+                        getLogger().error( error, e );
+                    }
+                }
+            }
+        }
+    }
+
+    private static class VetoableDisposalEvent extends DisposalEvent
+    {
+        public VetoableDisposalEvent( Profile source )
+        {
+            super( source );
+        }
+    }
+
+
 }

Added: 
development/main/depot/console/src/main/net/dpml/depot/profile/ProfileHome.java
==============================================================================
--- (empty file)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/ProfileHome.java
     Mon Jun 13 20:19:39 2005
@@ -0,0 +1,30 @@
+/*
+ * Copyright 2005 Stephen McConnell
+ *
+ * Licensed  under the  Apache License,  Version 2.0  (the "License");
+ * you may not use  this file  except in  compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed  under the  License is distributed on an "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
+ * implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.dpml.depot.profile;
+
+import net.dpml.transit.home.Home;
+import net.dpml.transit.home.Removable;
+
+/**
+ * A ProxyListener maintains information about the configuration of 
+ * tranist proxy settings.
+ */
+public interface ProfileHome extends Home, Removable
+{
+}

Modified: 
development/main/depot/console/src/main/net/dpml/depot/profile/ProfileStorage.java
==============================================================================
--- 
development/main/depot/console/src/main/net/dpml/depot/profile/ProfileStorage.java
  (original)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/ProfileStorage.java
  Mon Jun 13 20:19:39 2005
@@ -26,14 +26,14 @@
 import java.util.prefs.Preferences;
 
 import net.dpml.transit.home.Home;
+import net.dpml.transit.home.Removable;
 import net.dpml.transit.model.Logger;
-import net.dpml.transit.model.ModificationEvent;
 import net.dpml.transit.unit.AbstractStorageUnit;
 
 /**
  * A ProfileHome maintains a persistent application profile.
  */
-public abstract class ProfileStorage extends AbstractStorageUnit implements 
Home
+public abstract class ProfileStorage extends AbstractStorageUnit implements 
ProfileHome
 {
     // 
------------------------------------------------------------------------
     // constructor
@@ -47,28 +47,18 @@
     }
 
     // 
------------------------------------------------------------------------
-    // ModificationListener
+    // Removable
     // 
------------------------------------------------------------------------
 
-   /**
-    * Notify a listener of a change to the manager modification date.
-    * @param event the modification event
-    */
-    public void modified( ModificationEvent event )
+    public void remove()
     {
-        if( getStoragePolicy() )
+        try
         {
-            try
-            {
-                Profile manager = (Profile) event.getModel();
-                Date date = new Date();
-                store( manager );
-                manager.setCreationDate( date );
-            }
-            catch( Throwable e )
-            {
-                getLogger().error( "storage failure", e );
-            }
+            getPreferences().removeNode();
+        }
+        catch( BackingStoreException e )
+        {
+            getLogger().error( "storage removal failure", e );
         }
     }
 
@@ -112,9 +102,4 @@
             throw new ProfileException( error, e );   
         }
     }
-
-    protected void store( Profile profile )
-    {
-        throw new UnsupportedOperationException( "store/1" );
-    }
 }

Added: 
development/main/depot/prefs/src/main/net/dpml/depot/prefs/DepotModelPanel.java
==============================================================================
--- (empty file)
+++ 
development/main/depot/prefs/src/main/net/dpml/depot/prefs/DepotModelPanel.java
     Mon Jun 13 20:19:39 2005
@@ -0,0 +1,309 @@
+/*
+ * Copyright 2004 Stephen J. McConnell.
+ *
+ * Licensed  under the  Apache License,  Version 2.0  (the "License");
+ * you may not use  this file  except in  compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed  under the  License is distributed on an "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
+ * implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.dpml.depot.prefs;
+
+import java.awt.BorderLayout;
+import java.awt.Color;
+import java.awt.Component;
+import java.awt.Dialog;
+import java.awt.Dimension;
+import java.awt.FlowLayout;
+import java.awt.Window;
+import java.awt.Frame;
+import java.awt.event.ActionEvent;
+import java.beans.PropertyChangeEvent;
+import java.beans.PropertyChangeListener;
+
+import javax.swing.AbstractAction;
+import javax.swing.BoxLayout;
+import javax.swing.JButton;
+import javax.swing.JDialog;
+import javax.swing.JLabel;
+import javax.swing.JOptionPane;
+import javax.swing.JPanel;
+import javax.swing.JScrollPane;
+import javax.swing.border.CompoundBorder;
+import javax.swing.border.EmptyBorder;
+import javax.swing.border.TitledBorder;
+import javax.swing.table.DefaultTableColumnModel;
+import javax.swing.table.TableColumn;
+import javax.swing.table.TableColumnModel;
+
+import net.dpml.depot.profile.DepotModel;
+import net.dpml.depot.profile.ApplicationProfile;
+
+import net.dpml.transit.model.DuplicateKeyException;
+import net.dpml.transit.model.UnknownKeyException;
+
+/**
+ * Runnable plugin that handles DPML environment setup.
+ *
+ * @author <a href="mailto:mcconnell AT osm.net";>OSM</a>
+ */
+class DepotModelPanel extends ClassicPanel implements PropertyChangeListener
+{
+    //--------------------------------------------------------------
+    // state
+    //--------------------------------------------------------------
+
+    private final Window m_parent;
+
+    private ClassicTable m_table;
+    private EditAction m_editAction;
+    private JButton m_edit;
+    private JButton m_delete;
+    private String m_selection;
+
+    private DepotModel m_model;
+    private DepotTableModel m_tableModel;
+
+    //--------------------------------------------------------------
+    // constructor
+    //--------------------------------------------------------------
+
+    public DepotModelPanel( Window parent, DepotModel model )
+    {
+        super();
+
+        m_model = model;
+        m_parent = parent;
+
+        m_editAction = new EditAction( "Edit" );
+        m_edit = new JButton( m_editAction );
+        m_delete = new JButton( new DeleteAction( "Delete" ) );
+
+        JLabel label = 
+          IconHelper.createImageIconJLabel( 
+            getClass().getClassLoader(), MISC_IMG_PATH, 
+            "Application", "Application profiles." ); 
+        label.setBorder( new EmptyBorder( 0, 5, 0, 0 ) );
+        getHeader().addEntry( label, "Application Profile Registry", null );
+
+        JPanel panel = new JPanel();
+        panel.setBackground( Color.white );
+         panel.setLayout( new BorderLayout() );
+        TitledBorder tb = 
+          new TitledBorder( 
+            new EmptyBorder( 0,0,0,0 ), "Profiles", TitledBorder.LEFT, 
TitledBorder.TOP );
+        panel.setBorder( new CompoundBorder( tb, border5 ) );
+        getBody().add( panel );
+
+        TableColumnModel columns = createProfilesColumnModel();
+        m_tableModel = new DepotTableModel( model );
+        m_table = new ClassicTable( m_tableModel, columns );
+        m_table.addPropertyChangeListener( this );
+        m_table.setShowVerticalLines( false );
+        m_table.setShowHorizontalLines( false );
+
+        JButton[] buttons = new JButton[ 3 ];
+        buttons[0] = new JButton( new AddAction( "Add" ) );
+        buttons[1] = m_edit;
+        buttons[2] = m_delete;
+        getBody().addScrollingEntry( m_table, "Application Profiles", 
buttons );
+    }
+
+    public void dispose()
+    {
+        m_table.removePropertyChangeListener( this );
+        m_tableModel.dispose();
+    }
+
+    //--------------------------------------------------------------
+    // PropertyChangelistener
+    //--------------------------------------------------------------
+
+   /**
+    * handle property change events raised by the table model.
+    */
+    public void propertyChange( PropertyChangeEvent event )
+    {
+        if( "selection".equals( event.getPropertyName() ) )
+        {
+            m_selection = (String) event.getNewValue();
+            if( null != m_selection )
+            {
+                try
+                {
+                    ApplicationProfile profile = 
m_model.getApplicationProfile( m_selection );
+                    m_edit.setEnabled( true );
+                    m_delete.setEnabled( true );
+                    getRootPane().setDefaultButton( m_edit );
+                }
+                catch( UnknownKeyException e )
+                {
+                    m_edit.setEnabled( false );
+                    m_delete.setEnabled( false );
+                }
+            }
+            else
+            {
+                m_edit.setEnabled( false );
+                m_delete.setEnabled( false );
+            }
+        }
+        else if( "doubleclick".equals( event.getPropertyName() ) )
+        {
+            m_editAction.editSelection( m_edit );
+        }
+    }
+
+    //--------------------------------------------------------------
+    // utilities
+    //--------------------------------------------------------------
+
+   /**
+    * Creation of a parameterized scroll pane.
+    * @param view the viewport view
+    * @return the scroll pane wrapping the supplied view
+    */
+    private static JScrollPane createScrollPanel( Component view )
+    {
+        JScrollPane scroller = new JScrollPane();
+        scroller.setVerticalScrollBarPolicy( 
+          JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED );
+        scroller.setHorizontalScrollBarPolicy( 
+          JScrollPane.HORIZONTAL_SCROLLBAR_NEVER );
+        scroller.getViewport().setBackground( Color.white );
+        scroller.setViewportView( view );
+        return scroller;
+    }
+
+   /**
+    * Utility method to construct the hosts table column model.
+    * @return the table
+    */
+    private static TableColumnModel createProfilesColumnModel()
+    {
+         TableColumn iconColumn = new TableColumn( 0, 30, new 
ClassicCellRenderer(), null );
+        iconColumn.setHeaderValue( "" );
+         iconColumn.setMaxWidth( 30 );
+         iconColumn.setMinWidth( 30 );
+         TableColumn typeColumn = new TableColumn( 1, 100, new 
ClassicCellRenderer(), null );
+        typeColumn.setHeaderValue( "Profile" );
+        TableColumnModel model = new DefaultTableColumnModel();
+         model.addColumn( iconColumn  );
+         model.addColumn( typeColumn );
+         return model;
+    }
+
+    private class AddAction extends EditAction
+    {
+        public AddAction( String name )
+        {
+             super( name );
+             setEnabled( true );
+        }
+
+        public void actionPerformed( ActionEvent event )
+        {
+            String id = JOptionPane.showInputDialog( m_parent, "Application 
Key:" );
+            if( null == id )
+            {
+                return;
+            }
+            //try
+            //{
+                System.out.println( "Add to " + m_model );
+            //}
+            //catch( DuplicateKeyException e )
+            //{
+            //    final String error = 
+            //      "Unexpected error while attempting to add a new 
application profile."
+            //      + "\nCODEBASE: "
+            //      + 
getClass().getProtectionDomain().getCodeSource().getLocation().toString();
+            //    m_model.getLogger().error( error, e );
+            //}
+        }
+    }
+
+    private class EditAction extends AbstractAction
+    {
+        public EditAction( String name )
+        {
+             super( name );
+             setEnabled( false );
+        }
+
+        public void actionPerformed( ActionEvent event )
+        {
+            editSelection( (Component) event.getSource() );
+        }
+
+        public void editSelection( Component source )
+        {
+            try
+            {
+                //final String title = "Location Resolver";
+                //final Dimension size = new Dimension( 400, 240 );
+                //ClassicDialog dialog = ClassicDialog.createDialog( 
m_parent, title, size );
+                //LayoutModel manager = m_model.getLayoutModel( m_selection 
);
+                //if( null != manager )
+                //{
+                //    PluginModelPanel panel = 
+                //      new PluginModelPanel( dialog, manager, Layout.class 
);
+                //    dialog.getBody().add( panel );
+                //    dialog.setLocationRelativeTo( source );
+                //    dialog.setResizable( false );
+                //    dialog.setVisible(true);
+                //}
+            }
+            catch( Throwable e )
+            {
+                final String error = 
+                  "Unexpected error while attempting to construct profile 
dialog."
+                  + "\nCODEBASE: "
+                  + 
getClass().getProtectionDomain().getCodeSource().getLocation().toString();
+                m_model.getLogger().error( error, e );
+            }
+        }
+    }
+
+    private class DeleteAction extends AbstractAction
+    {
+        public DeleteAction( String name )
+        {
+             super( name );
+             setEnabled( false );
+        }
+
+        public void actionPerformed( ActionEvent event )
+        {
+            if( null == m_selection )
+            {
+                return;
+            }
+            try
+            {
+                System.out.println( "Delete: " + m_selection );
+                //LayoutModel layout = m_model.getLayoutModel( m_selection );
+                //m_model.removeLayoutModel( layout );
+            }
+            catch( Throwable e )
+            {
+                final String error = 
+                  "Unexpected error while attempting to delete a application 
profile."
+                  + "\nCODEBASE: "
+                  + 
getClass().getProtectionDomain().getCodeSource().getLocation().toString();
+                m_model.getLogger().error( error, e );
+            }
+        }
+    }
+
+    private static String MISC_IMG_PATH = 
"net/dpml/depot/prefs/images/misc.png";
+}

Added: 
development/main/depot/prefs/src/main/net/dpml/depot/prefs/DepotTableModel.java
==============================================================================
--- (empty file)
+++ 
development/main/depot/prefs/src/main/net/dpml/depot/prefs/DepotTableModel.java
     Mon Jun 13 20:19:39 2005
@@ -0,0 +1,181 @@
+/*
+ * Copyright 2005 Stephen McConnell
+ * 
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.dpml.depot.prefs;
+
+import javax.swing.Icon;
+import javax.swing.table.AbstractTableModel;
+
+import net.dpml.transit.Transit;
+import net.dpml.depot.profile.DepotEvent;
+import net.dpml.depot.profile.DepotListener;
+import net.dpml.depot.profile.DepotModel;
+
+/**
+ * Table model that maps table rows to child nodes of a supplied preferences 
node.
+ */
+public class DepotTableModel extends AbstractTableModel implements 
DepotListener
+{
+    
//--------------------------------------------------------------------------
+    // static
+    
//--------------------------------------------------------------------------
+
+   /**
+    * Default small icon path.
+    */
+    private static final String ICON_PATH = 
"net/dpml/depot/prefs/images/item.gif";
+
+   /**
+    * Constant row identifier for the icon.
+    */
+    public static final int ICON = 0;
+
+   /**
+    * Constant row identifier for the name.
+    */
+    public static final int VALUE = 1;
+
+   /**
+    * Number of columns.
+    */
+    private static final int COLUMN_COUNT = 2;
+
+   /**
+    * Default small icon.
+    */
+    private static final Icon FEATURE_ICON = 
+      IconHelper.createImageIcon( 
+        DepotTableModel.class.getClassLoader(), ICON_PATH, "Features" );
+
+    private final DepotModel m_model;
+
+    
//--------------------------------------------------------------------------
+    // constructor
+    
//--------------------------------------------------------------------------
+
+   /**
+    * Creation of a new table model that presents children of the supplied 
preference
+    * node as table entries.
+    *
+    * @param model the registry of application profiles
+    */
+    public DepotTableModel( DepotModel model ) 
+    {
+        super();
+        m_model = model;
+        model.addDepotListener( this );
+    }
+
+    protected void dispose()
+    {
+        try
+        {
+            m_model.removeDepotListener( this );
+        }
+        catch( Throwable e )
+        {
+        }
+    }
+
+    
//--------------------------------------------------------------------------
+    // DepotListener
+    
//--------------------------------------------------------------------------
+
+   /**
+    * Notify all listeners of the addition of an application profile.
+    * @param event the depot event
+    */
+    public void profileAdded( DepotEvent event )
+    {
+        fireTableStructureChanged();
+    }
+
+   /**
+    * Notify all listeners of the removal of an application profile.
+    * @param event the depot event
+    */
+    public void profileRemoved( DepotEvent event )
+    {
+        fireTableStructureChanged();
+    }
+
+    
//--------------------------------------------------------------------------
+    // NodeTableModel
+    
//--------------------------------------------------------------------------
+
+   /**
+    * Returns the number of model columns.
+    * @return int the number of columns maintained by the model
+    */
+    public int getColumnCount()
+    { 
+        return COLUMN_COUNT;
+    }
+
+   /**
+    * Returns the number of rows in the model.  The value returned is
+    * equivilent to the number of elements in the list backing the model.
+    * @return int the number of rows maintained by the model
+    */
+    public int getRowCount()
+    { 
+        try
+        {
+            return m_model.getApplicationProfiles().length;
+        }
+        catch( Throwable e )
+        {
+            return 0;
+        }
+    }
+
+   /**
+    * Returns the feature object at the request column and row combination.
+    * If the col index is out of range the method returns the agent 
corresponding
+    * to the row identifier.
+    * @param row the row index
+    * @param col the column index
+    * @return Object
+    */
+    public Object getValueAt( int row, int col ) 
+    { 
+        Object result = "";
+        if( row > getRowCount() )
+        {
+            return result;
+        }
+
+        switch( col )
+        {
+            case ICON :
+              return FEATURE_ICON;
+            default: 
+              return getResolverAtRow( row );
+        }
+    }
+
+    private String getResolverAtRow( int row )
+    {
+        try
+        {
+            return m_model.getApplicationProfiles()[ row ].getID();
+        }
+        catch( Throwable e )
+        {
+            return "";
+        }
+    }
+}

Modified: 
development/main/depot/prefs/src/main/net/dpml/depot/prefs/LayoutRegistryModelPanel.java
==============================================================================
--- 
development/main/depot/prefs/src/main/net/dpml/depot/prefs/LayoutRegistryModelPanel.java
    (original)
+++ 
development/main/depot/prefs/src/main/net/dpml/depot/prefs/LayoutRegistryModelPanel.java
    Mon Jun 13 20:19:39 2005
@@ -53,7 +53,6 @@
 import net.dpml.transit.model.LayoutModel;
 import net.dpml.transit.model.DuplicateKeyException;
 import net.dpml.transit.model.UnknownKeyException;
-import net.dpml.transit.util.ExceptionHelper;
 
 /**
  * Runnable plugin that handles DPML environment setup.

Modified: 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationGroupProfile.java
==============================================================================
--- 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationGroupProfile.java
  (original)
+++ 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationGroupProfile.java
  Mon Jun 13 20:19:39 2005
@@ -27,8 +27,8 @@
 import java.rmi.activation.ActivationGroupDesc;
 
 import net.dpml.transit.model.Logger;
-import net.dpml.transit.home.Home;
 
+import net.dpml.depot.profile.ProfileHome;
 import net.dpml.depot.profile.ProfileException;
 
 /**
@@ -40,7 +40,7 @@
     private CodeBaseProfile[] m_profiles;
 
     public ActivationGroupProfile( 
-      Logger logger, Date creation, Home home, String id, String title, 
+      Logger logger, Date creation, ProfileHome home, String id, String 
title, 
       Properties properties, URI uri, String classname, CodeBaseProfile[] 
profiles )
       throws ProfileException
     {

Modified: 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationGroupStorage.java
==============================================================================
--- 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationGroupStorage.java
  (original)
+++ 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationGroupStorage.java
  Mon Jun 13 20:19:39 2005
@@ -120,32 +120,6 @@
     }
 
     // 
------------------------------------------------------------------------
-    // ModificationListener
-    // 
------------------------------------------------------------------------
-
-   /**
-    * Notify a listener of a change to the manager modification date.
-    * @param event the modification event
-    */
-    public void modified( ModificationEvent event )
-    {
-        if( getStoragePolicy() )
-        {
-            try
-            {
-                ActivationGroupProfile manager = (ActivationGroupProfile) 
event.getModel();
-                Date date = new Date();
-                store( manager );
-                manager.setCreationDate( date );
-            }
-            catch( Throwable e )
-            {
-                getLogger().error( "storage failure", e );
-            }
-        }
-    }
-
-    // 
------------------------------------------------------------------------
     // utils
     // 
------------------------------------------------------------------------
 
@@ -153,10 +127,4 @@
     {
         return m_profile;
     }
-
-    private void store( ActivationGroupProfile profile )
-    {
-        super.store( profile );
-        throw new UnsupportedOperationException( "store/1" );
-    }
 }

Modified: 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationProfile.java
==============================================================================
--- 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationProfile.java
       (original)
+++ 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationProfile.java
       Mon Jun 13 20:19:39 2005
@@ -26,8 +26,8 @@
 import java.rmi.activation.ActivationException;
 
 import net.dpml.transit.model.Logger;
-import net.dpml.transit.home.Home;
 
+import net.dpml.depot.profile.ProfileHome;
 import net.dpml.depot.profile.ProfileException;
 import net.dpml.depot.profile.PluginProfile;
 
@@ -40,7 +40,7 @@
     private boolean m_restart;
 
     public ActivationProfile( 
-      Logger logger, Date creation, Home home, String id, String title, 
+      Logger logger, Date creation, ProfileHome home, String id, String 
title, 
       Properties properties, URI uri, String classname, boolean restart )
       throws ProfileException
     {

Modified: 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationStorage.java
==============================================================================
--- 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationStorage.java
       (original)
+++ 
development/main/depot/station/src/main/net/dpml/depot/station/ActivationStorage.java
       Mon Jun 13 20:19:39 2005
@@ -28,7 +28,6 @@
 
 import net.dpml.transit.model.Logger;
 import net.dpml.transit.home.Home;
-import net.dpml.transit.model.ModificationEvent;
 
 import net.dpml.depot.profile.PluginProfile;
 import net.dpml.depot.profile.ProfileException;
@@ -78,40 +77,4 @@
         Preferences prefs = getPreferences();
         return prefs.getBoolean( "restart", true );
     }
-
-    // 
------------------------------------------------------------------------
-    // ModificationListener
-    // 
------------------------------------------------------------------------
-
-   /**
-    * Notify a listener of a change to the manager modification date.
-    * @param event the modification event
-    */
-    public void modified( ModificationEvent event )
-    {
-        if( getStoragePolicy() )
-        {
-            try
-            {
-                ActivationProfile manager = (ActivationProfile) 
event.getModel();
-                Date date = new Date();
-                store( manager );
-                manager.setCreationDate( date );
-            }
-            catch( Throwable e )
-            {
-                getLogger().error( "storage failure", e );
-            }
-        }
-    }
-
-    // 
------------------------------------------------------------------------
-    // utils
-    // 
------------------------------------------------------------------------
-
-    private void store( ActivationProfile profile )
-    {
-        super.store( profile );
-        throw new UnsupportedOperationException( "store/1" );
-    }
 }

Modified: 
development/main/depot/station/src/main/net/dpml/depot/station/CodeBaseProfile.java
==============================================================================
--- 
development/main/depot/station/src/main/net/dpml/depot/station/CodeBaseProfile.java
 (original)
+++ 
development/main/depot/station/src/main/net/dpml/depot/station/CodeBaseProfile.java
 Mon Jun 13 20:19:39 2005
@@ -26,10 +26,10 @@
 import java.rmi.activation.ActivationException;
 import java.rmi.activation.ActivationGroupDesc;
 
-import net.dpml.transit.home.Home;
 import net.dpml.transit.model.Logger;
 
 import net.dpml.depot.profile.Profile;
+import net.dpml.depot.profile.ProfileHome;
 import net.dpml.depot.profile.ProfileException;
 
 /**
@@ -42,7 +42,7 @@
     private URI m_uri;
 
     public CodeBaseProfile( 
-      Logger logger, Date creation, Home home, String id, String title, 
+      Logger logger, Date creation, ProfileHome home, String id, String 
title, 
       Properties properties, URI uri, String classname )
       throws ProfileException
     {

Added: 
development/main/transit/core/handler/src/main/net/dpml/transit/home/Removable.java
==============================================================================
--- (empty file)
+++ 
development/main/transit/core/handler/src/main/net/dpml/transit/home/Removable.java
 Mon Jun 13 20:19:39 2005
@@ -0,0 +1,29 @@
+/*
+ * Copyright 2005 Stephen J. McConnell.
+ *
+ * Licensed  under the  Apache License,  Version 2.0  (the "License");
+ * you may not use  this file  except in  compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed  under the  License is distributed on an "AS IS" BASIS,
+ * WITHOUT  WARRANTIES OR CONDITIONS  OF ANY KIND, either  express  or
+ * implied.
+ *
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package net.dpml.transit.home;
+
+/**
+ * Interface implemented by removable homes.
+ *
+ * @author <a href="http://www.dpml.net";>The Digital Product Meta Library</a>
+ */
+public interface Removable
+{
+    void remove();
+}