DPML Notify

[mcconnell AT dpml.net]

Author: mcconnell AT dpml.net
Date: Wed Jun  8 22:05:10 2005
New Revision: 2806

Added:
   
development/main/depot/console/src/main/net/dpml/depot/profile/AbstractPluginProfileStorage.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/BootstrapProfileStorage.java
   
development/main/depot/console/src/main/net/dpml/depot/profile/PluginProfileStorage.java
Log:


Added: 
development/main/depot/console/src/main/net/dpml/depot/profile/AbstractPluginProfileStorage.java
==============================================================================
--- (empty file)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/AbstractPluginProfileStorage.java
    Wed Jun  8 22:05:10 2005
@@ -0,0 +1,109 @@
+/*
+ * 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.net.URI;
+import java.net.URISyntaxException;
+import java.util.Date;
+import java.util.Properties;
+import java.util.prefs.BackingStoreException;
+import java.util.prefs.Preferences;
+
+import net.dpml.transit.model.Logger;
+import net.dpml.transit.management.Home;
+import net.dpml.transit.management.ModificationEvent;
+import net.dpml.transit.builder.AbstractStorageUnit;
+
+import net.dpml.depot.profile.Profile.Connection;
+
+/**
+ * A ProfileHome maintains a persistent application profile.
+ */
+public abstract class AbstractPluginProfileStorage extends ProfileStorage
+{
+    // 
------------------------------------------------------------------------
+    // constructor
+    // 
------------------------------------------------------------------------
+
+    public AbstractPluginProfileStorage( 
+      Preferences prefs, Logger logger, Date creation, boolean policy ) 
+      throws ProfileException
+    {
+        super( prefs, logger, creation, policy );
+    }
+
+    // 
------------------------------------------------------------------------
+    // 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.getManager();
+                Date date = new Date();
+                store( manager );
+                manager.setCreationDate( date );
+            }
+            catch( Throwable e )
+            {
+                getLogger().error( "storage failure", e );
+            }
+        }
+    }
+
+    // 
------------------------------------------------------------------------
+    // utils
+    // 
------------------------------------------------------------------------
+
+    protected URI getPluginURI() throws ProfileException
+    {
+        Preferences prefs = getPreferences();
+        String path = prefs.get( "plugin", null );
+        if( null != path )
+        {
+            try
+            {
+                return new URI( path );
+            }
+            catch( URISyntaxException e )
+            {
+                final String error =
+                  "Plugin application profile contains an invalid uri value."
+                  + "\nURI: " + path;
+                throw new ProfileException( error, e );
+            }
+        }
+        else
+        {
+            final String error = 
+              "Requested plugin profile '" + prefs 
+              + "' does not declare a plugin uri attribute.";
+            throw new ProfileException( error );
+        }
+    }
+
+    protected abstract void store( PluginProfile profile );
+}

Added: 
development/main/depot/console/src/main/net/dpml/depot/profile/BootstrapProfileStorage.java
==============================================================================
--- (empty file)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/BootstrapProfileStorage.java
 Wed Jun  8 22:05:10 2005
@@ -0,0 +1,141 @@
+/*
+ * 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.net.URI;
+import java.net.URISyntaxException;
+import java.util.Date;
+import java.util.Properties;
+import java.util.prefs.BackingStoreException;
+import java.util.prefs.Preferences;
+
+import net.dpml.transit.model.Logger;
+import net.dpml.transit.management.Home;
+import net.dpml.transit.management.ModificationEvent;
+import net.dpml.transit.builder.AbstractStorageUnit;
+
+import net.dpml.depot.profile.Profile.Connection;
+
+/**
+ * A ProfileHome maintains a persistent application profile.
+ */
+public class BootstrapProfileStorage extends ProfileStorage
+{
+    // 
------------------------------------------------------------------------
+    // state
+    // 
------------------------------------------------------------------------
+
+    private final BootstrapProfile m_profile;
+
+    // 
------------------------------------------------------------------------
+    // constructor
+    // 
------------------------------------------------------------------------
+
+    public BootstrapProfileStorage( 
+      Preferences prefs, Logger logger, Date creation, boolean policy ) 
+      throws ProfileException
+    {
+        super( prefs, logger, creation, policy );
+
+        String id = super.getID();
+        String title = super.getTitle();
+        Properties properties = super.getProperties();
+        Connection connection = super.getConnection();
+        boolean command = getCommandPolicy();
+
+        String classname = prefs.get( "classname", null );
+        if( null != classname )
+        {
+            String[] classpath = getClasspath();
+            m_profile = 
+              new BootstrapProfile( 
+                logger, creation, this, id, title, properties, command, 
+                connection, classname, classpath );
+        }
+        else
+        {
+            final String error = 
+              "Requested profile '" + prefs 
+                  + "' does not declare either a classname attribute.";
+            throw new ProfileException( error );
+        }
+    }
+
+    // 
------------------------------------------------------------------------
+    // 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
+            {
+                BootstrapProfile manager = (BootstrapProfile) 
event.getManager();
+                Date date = new Date();
+                store( manager );
+                manager.setCreationDate( date );
+            }
+            catch( Throwable e )
+            {
+                getLogger().error( "storage failure", e );
+            }
+        }
+    }
+
+    // 
------------------------------------------------------------------------
+    // utils
+    // 
------------------------------------------------------------------------
+
+    protected Profile getProfile()
+    {
+        return m_profile;
+    }
+
+    private String[] getClasspath() throws ProfileException
+    {
+        Preferences prefs = getPreferences().node( "classpath" );
+        try
+        {
+            String[] keys = prefs.keys();
+            String[] values = new String[ keys.length ];
+            for( int i=0; i<keys.length; i++ )
+            {
+                String key = keys[i];
+                values[i] = prefs.get( key, null );
+            }
+            return values;
+        }
+        catch( BackingStoreException e )
+        {
+            final String error = 
+              "Cannot construct a classpath due to non-availability of the 
preferences store.";
+            throw new ProfileException( error, e );   
+        }
+    }
+
+    protected void store( BootstrapProfile profile )
+    {
+        throw new UnsupportedOperationException( "store/1" );
+    }
+}
\ No newline at end of file

Added: 
development/main/depot/console/src/main/net/dpml/depot/profile/PluginProfileStorage.java
==============================================================================
--- (empty file)
+++ 
development/main/depot/console/src/main/net/dpml/depot/profile/PluginProfileStorage.java
    Wed Jun  8 22:05:10 2005
@@ -0,0 +1,138 @@
+/*
+ * 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.net.URI;
+import java.net.URISyntaxException;
+import java.util.Date;
+import java.util.Properties;
+import java.util.prefs.BackingStoreException;
+import java.util.prefs.Preferences;
+
+import net.dpml.transit.model.Logger;
+import net.dpml.transit.management.Home;
+import net.dpml.transit.management.ModificationEvent;
+import net.dpml.transit.builder.AbstractStorageUnit;
+
+import net.dpml.depot.profile.Profile.Connection;
+
+/**
+ * A ProfileHome maintains a persistent application profile.
+ */
+public class PluginProfileStorage extends ProfileStorage
+{
+    // 
------------------------------------------------------------------------
+    // state
+    // 
------------------------------------------------------------------------
+
+    private final PluginProfile m_profile;
+
+    // 
------------------------------------------------------------------------
+    // constructor
+    // 
------------------------------------------------------------------------
+
+    public PluginProfileStorage( 
+      Preferences prefs, Logger logger, Date creation, boolean policy ) 
+      throws ProfileException
+    {
+        super( prefs, logger, creation, policy );
+
+        String id = getID();
+        String title = getTitle();
+        Properties properties = getProperties();
+        Connection connection = getConnection();
+        boolean command = getCommandPolicy();
+        URI uri = getPluginURI();
+        m_profile = 
+          new PluginProfile( 
+            logger, creation, this, id, title, properties, command, 
connection, uri );
+    }
+
+    // 
------------------------------------------------------------------------
+    // 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.getManager();
+                Date date = new Date();
+                store( manager );
+                manager.setCreationDate( date );
+            }
+            catch( Throwable e )
+            {
+                getLogger().error( "storage failure", e );
+            }
+        }
+    }
+
+    // 
------------------------------------------------------------------------
+    // utils
+    // 
------------------------------------------------------------------------
+
+    protected Profile getProfile()
+    {
+        return getPluginProfile();
+    }
+
+    protected PluginProfile getPluginProfile()
+    {
+        return m_profile;
+    }
+
+    protected URI getPluginURI() throws ProfileException
+    {
+        Preferences prefs = getPreferences();
+        String path = prefs.get( "plugin", null );
+        if( null != path )
+        {
+            try
+            {
+                return new URI( path );
+            }
+            catch( URISyntaxException e )
+            {
+                final String error =
+                  "Plugin application profile contains an invalid uri value."
+                  + "\nURI: " + path;
+                throw new ProfileException( error, e );
+            }
+        }
+        else
+        {
+            final String error = 
+              "Requested plugin profile '" + prefs 
+              + "' does not declare a plugin uri attribute.";
+            throw new ProfileException( error );
+        }
+    }
+
+    protected void store( PluginProfile profile )
+    {
+        throw new UnsupportedOperationException( "store/1" );
+    }
+}