added installer for community services, and set up conferencing module to

use it, along with some random module manager tweaks to make everything work

src/conferencing-module/com/silverwrist/venice/conf/iface/UseCount.java

@@ -0,0 +1,26 @@
+/*
+ * The contents of this file are subject to the Mozilla Public License Version 1.1
+ * (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.mozilla.org/MPL/>.
+ * 
+ * Software distributed under the License is distributed on an "AS IS" basis, WITHOUT
+ * WARRANTY OF ANY KIND, either express or implied. See the License for the specific
+ * language governing rights and limitations under the License.
+ * 
+ * The Original Code is the Venice Web Communities System.
+ * 
+ * The Initial Developer of the Original Code is Eric J. Bowersox <erbo@silcom.com>,
+ * for Silverwrist Design Studios.  Portions created by Eric J. Bowersox are
+ * Copyright (C) 2003 Eric J. Bowersox/Silverwrist Design Studios.  All Rights Reserved.
+ * 
+ * Contributor(s): 
+ */
+package com.silverwrist.venice.conf.iface;
+
+public interface UseCount
+{
+  public void incrementUseCount();
+
+  public void decrementUseCount();
+
+} // end interface UseCount

src/conferencing-module/com/silverwrist/venice/conf/module/Controller.java

@@ -23,6 +23,7 @@ import com.silverwrist.dynamo.iface.*;
 import com.silverwrist.venice.except.*;
 import com.silverwrist.venice.iface.*;
 import com.silverwrist.venice.obj.*;
+import com.silverwrist.venice.conf.iface.UseCount;
 
 class Controller implements CommunityServiceController
 {
@@ -32,15 +33,18 @@ class Controller implements CommunityServiceController
    */
 
   private DynamicImplCommunityServiceController m_dobj;
+  private UseCount m_uc;
 
   /*--------------------------------------------------------------------------------
    * Constructor
    *--------------------------------------------------------------------------------
    */
 
-  Controller()
+  Controller(UseCount uc)
   {
     m_dobj = new DynamicImplCommunityServiceController(this);
+    m_uc = uc;
+    uc.incrementUseCount();
 
   } // end constructor
 
@@ -86,6 +90,9 @@ class Controller implements CommunityServiceController
 
   public void shutdown()
   {
+    m_uc.decrementUseCount();
+    m_uc = null;
+
   } // end shutdown
 
   /*--------------------------------------------------------------------------------

src/conferencing-module/com/silverwrist/venice/conf/module/ModuleMain.java

@@ -22,16 +22,20 @@ import java.util.*;
 import com.silverwrist.dynamo.except.*;
 import com.silverwrist.dynamo.iface.*;
 import com.silverwrist.dynamo.util.*;
+import com.silverwrist.venice.community.CommunityServiceInstall;
 import com.silverwrist.venice.conf.ConfNamespaces;
+import com.silverwrist.venice.conf.iface.UseCount;
 
-public class ModuleMain implements ModuleFunctions
+public class ModuleMain implements ModuleFunctions, UseCount
 {
   /*--------------------------------------------------------------------------------
    * Static data members
    *--------------------------------------------------------------------------------
    */
 
+  public static final String SERVICE_NAME = "conferencing.service";
   public static final String CONTROLLER_OBJNAME = "controller";
+  public static final String SHORTVAR = "CONFERENCING";
 
   private static final QualifiedNameKey NAME =
       new QualifiedNameKey(ConfNamespaces.CONFERENCING_NAMESPACE,"Venice.conferencing");
@@ -100,12 +104,52 @@ public class ModuleMain implements ModuleFunctions
   public void install(ModuleSite site, ServiceProvider services, Principal installer, DynamoLog log)
       throws ModuleException
   {
-  }
+    synchronized (this)
+    { // create Controller object if necessary
+      if (m_controller==null)
+	m_controller = new Controller(this);
+
+    } // end synchronized block
+
+    try
+    { // Install our community service.
+      CommunityServiceInstall csi = (CommunityServiceInstall)(services.queryService(CommunityServiceInstall.class));
+      csi.installService(ConfNamespaces.CONFERENCING_NAMESPACE,SERVICE_NAME,site.getHandle(),
+			 ConfNamespaces.CONFERENCING_NAMESPACE,CONTROLLER_OBJNAME,m_controller,SHORTVAR);
+      log.info("Installed service " + ConfNamespaces.CONFERENCING_NAMESPACE + "::" + SERVICE_NAME);
+
+    } // end try
+    catch (DatabaseException de)
+    { // whoops! that didn't work!
+      log.error("Caught database error while installing service",de);
+      ModuleException me = new ModuleException(ModuleMain.class,"ModuleMessages","install.service.fail",de);
+      me.setParameter(0,de.getMessage());
+      throw me;
+
+    } // end catch
+
+  } // end install
 
   public void uninstall(ModuleSite site, ServiceProvider services, Principal uninstaller, DynamoLog log)
       throws ModuleException
   {
-  }
+    try
+    { // uninstall the community service
+      CommunityServiceInstall csi = (CommunityServiceInstall)(services.queryService(CommunityServiceInstall.class));
+      csi.removeService(ConfNamespaces.CONFERENCING_NAMESPACE,SERVICE_NAME);
+      log.info("Removed service " + ConfNamespaces.CONFERENCING_NAMESPACE + "::" + SERVICE_NAME);
+
+    } // end try
+    catch (DatabaseException de)
+    { // whoops! that didn't work!
+      log.error("Caught database error while uninstalling service",de);
+      ModuleException me = new ModuleException(ModuleMain.class,"ModuleMessages","uninstall.service.fail",de);
+      me.setParameter(0,de.getMessage());
+      throw me;
+
+    } // end catch
+
+  } // end uninstall
 
   public DynamicObject getProvidedObject(String namespace, String name) throws ModuleException
   {
@@ -114,7 +158,7 @@ public class ModuleMain implements ModuleFunctions
       synchronized (this)
       { // create it if necessary
 	if (m_controller==null)
-	  m_controller = new Controller();
+	  m_controller = new Controller(this);
 	return m_controller;
 
       } // end synchronized block
@@ -125,4 +169,21 @@ public class ModuleMain implements ModuleFunctions
 
   } // end getProvidedObject
 
+  /*--------------------------------------------------------------------------------
+   * Implementations from interface UseCount
+   *--------------------------------------------------------------------------------
+   */
+
+  public synchronized void incrementUseCount()
+  {
+    m_usecount++;
+
+  } // end incrementUseCount
+
+  public synchronized void decrementUseCount()
+  {
+    m_usecount--;
+
+  } // end decrementUseCount
+
 } // end class ModuleMain

src/conferencing-module/com/silverwrist/venice/conf/module/ModuleMessages.properties

@@ -16,3 +16,5 @@
 # ---------------------------------------------------------------------------------
 # This file has been localized for the en_US locale
 description=Venice Conferencing System
+install.service.fail=Failed to install community service object: {0}
+uninstall.service.fail=Failed to uninstall community service object: {0}