Author: weaver
Date: Mon Jun 13 11:07:26 2005
New Revision: 190462
URL: http://svn.apache.org/viewcvs?rev=190462&view=rev
Log:
Better error reporting
Added:
portals/jetspeed-2/trunk/portal/src/java/org/apache/jetspeed/container/window/impl/PortletWindowAccessorImpl.java
Added:
portals/jetspeed-2/trunk/portal/src/java/org/apache/jetspeed/container/window/impl/PortletWindowAccessorImpl.java
URL:
http://svn.apache.org/viewcvs/portals/jetspeed-2/trunk/portal/src/java/org/apache/jetspeed/container/window/impl/PortletWindowAccessorImpl.java?rev=190462&view=auto
==============================================================================
---
portals/jetspeed-2/trunk/portal/src/java/org/apache/jetspeed/container/window/impl/PortletWindowAccessorImpl.java
(added)
+++
portals/jetspeed-2/trunk/portal/src/java/org/apache/jetspeed/container/window/impl/PortletWindowAccessorImpl.java
Mon Jun 13 11:07:26 2005
@@ -0,0 +1,230 @@
+/*
+ * Copyright 2000-2001,2004 The Apache Software Foundation.
+ *
+ * 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 org.apache.jetspeed.container.window.impl;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import
org.apache.jetspeed.components.portletentity.PortletEntityAccessComponent;
+import
org.apache.jetspeed.components.portletentity.PortletEntityNotGeneratedException;
+import
org.apache.jetspeed.components.portletentity.PortletEntityNotStoredException;
+import org.apache.jetspeed.container.window.FailedToCreateWindowException;
+import org.apache.jetspeed.container.window.FailedToRetrievePortletWindow;
+import org.apache.jetspeed.container.window.PortletWindowAccessor;
+import org.apache.jetspeed.om.common.portlet.MutablePortletEntity;
+import org.apache.jetspeed.om.page.ContentFragment;
+import org.apache.jetspeed.om.window.impl.PortletWindowImpl;
+import org.apache.jetspeed.util.ArgUtil;
+import org.apache.pluto.om.entity.PortletEntity;
+import org.apache.pluto.om.window.PortletWindow;
+import org.apache.pluto.om.window.PortletWindowCtrl;
+
+/**
+ * Portlet Window Accessor Implementation
+ *
+ * @author <a href="mailto:[EMAIL PROTECTED]">David Sean Taylor</a>
+ * @version $Id: PortletWindowAccessorImpl.java,v 1.12 2005/04/29 14:01:57
weaver Exp $
+ */
+public class PortletWindowAccessorImpl implements PortletWindowAccessor
+{
+ protected final static Log log =
LogFactory.getLog(PortletWindowAccessorImpl.class);
+
+ private Map windows = new HashMap();
+ private PortletEntityAccessComponent entityAccessor;
+
+
+ public PortletWindowAccessorImpl(PortletEntityAccessComponent
entityAccessor )
+ {
+ this.entityAccessor = entityAccessor;
+
+ }
+
+ public PortletWindow createPortletWindow(PortletEntity entity, String
windowId)
+ {
+ if(entity == null)
+ {
+ throw new IllegalArgumentException("cratePortletWindow requires a
non-null PortletEntity");
+ }
+
+ PortletWindow found = getWindowFromCache(windowId);
+ if (found != null)
+ {
+ ((PortletWindowCtrl)found).setPortletEntity(entity);
+ return found;
+ }
+
+ PortletWindowImpl window = new PortletWindowImpl(windowId);
+ window.setPortletEntity(entity);
+ windows.put(windowId, window);
+ return window;
+ }
+
+ public PortletWindow createPortletWindow(String windowId)
+ {
+ PortletWindow found = getWindowFromCache(windowId);
+ if (found != null)
+ {
+ return found;
+ }
+ PortletWindowImpl window = new PortletWindowImpl(windowId);
+ return window;
+ }
+
+ public PortletWindow getPortletWindow(String windowId)
+ {
+ return getWindowFromCache(windowId);
+ }
+
+ public PortletWindow getPortletWindow(ContentFragment fragment) throws
FailedToRetrievePortletWindow, PortletEntityNotStoredException
+ {
+ ArgUtil.assertNotNull(ContentFragment.class, fragment, this,
"getPortletWindow(Fragment fragment)");
+ PortletWindow portletWindow = getWindowFromCache(fragment);
+ if (portletWindow == null)
+ {
+ try
+ {
+ return createPortletWindow(fragment);
+ }
+ catch (FailedToCreateWindowException e)
+ {
+ throw new FailedToRetrievePortletWindow(e.toString(), e);
+ }
+ }
+ else
+ {
+ validateWindow(fragment, portletWindow);
+ }
+
+ return portletWindow;
+ }
+
+ /**
+ * <p>
+ * validateWindow
+ * </p>
+ *
+ * @param fragment
+ * @param portletWindow
+ * @throws PortletEntityNotStoredException
+ * @throws InconsistentWindowStateException
+ */
+ protected void validateWindow( ContentFragment fragment, PortletWindow
portletWindow ) throws FailedToRetrievePortletWindow,
PortletEntityNotStoredException
+ {
+ // make sure the window has the most up-to-date portlet entity
+ PortletEntity portletEntity =
entityAccessor.getPortletEntityForFragment(fragment);
+ if(portletEntity != null)
+ {
+ ((PortletWindowCtrl)
portletWindow).setPortletEntity(portletEntity);
+ }
+ else
+ {
+ removeWindow(portletWindow);
+ throw new FailedToRetrievePortletWindow("No PortletEntity exists
for for id "+fragment.getId()+" removing window from cache.");
+ }
+ }
+
+ public PortletWindow getPortletWindow(ContentFragment fragment, String
principal) throws FailedToRetrievePortletWindow, FailedToCreateWindowException,
PortletEntityNotStoredException
+ {
+ ArgUtil.assertNotNull(ContentFragment.class, fragment, this,
"getPortletWindow(Fragment fragment, String principal)");
+ ArgUtil.assertNotNull(String.class, principal, this,
"getPortletWindow(Fragment fragment, String principal)");
+ PortletWindow portletWindow = getWindowFromCache(fragment);
+ if (portletWindow == null)
+ {
+ return createPortletWindow(fragment, principal);
+ }
+ else
+ {
+ // make sure the window has the most up-to-date portlet entity
+ validateWindow(fragment, portletWindow);
+ }
+ return portletWindow;
+ }
+
+ private PortletWindow createPortletWindow(ContentFragment fragment) throws
FailedToCreateWindowException, PortletEntityNotStoredException
+ {
+ return createPortletWindow(fragment, null);
+ }
+
+ private PortletWindow createPortletWindow(ContentFragment fragment, String
principal) throws FailedToCreateWindowException, PortletEntityNotStoredException
+ {
+ PortletWindow portletWindow = new PortletWindowImpl(fragment.getId());
+
+ MutablePortletEntity portletEntity =
entityAccessor.getPortletEntityForFragment(fragment, principal);
+ if (portletEntity == null)
+ {
+ log.info("No portlet entity defined for fragment ID
"+fragment.getId()+" attempting to auto-generate...");
+ try
+ {
+ portletEntity =
entityAccessor.generateEntityFromFragment(fragment, principal);
+ // not portlet definition most likely means that the portlet
has not been deployed so dont worry about storing off the entity
+ if(portletEntity.getPortletDefinition() != null)
+ {
+ entityAccessor.storePortletEntity(portletEntity);
+ }
+ }
+ catch (PortletEntityNotGeneratedException e)
+ {
+ throw new FailedToCreateWindowException("Error generating new
PortletEntity: "+e.toString(), e);
+ }
+ catch (PortletEntityNotStoredException e)
+ {
+ throw new FailedToCreateWindowException("Error storing new
PortletEntity: "+e.toString(), e);
+ }
+
+ if(portletEntity == null)
+ {
+ throw new FailedToCreateWindowException("Unable to generate
portlet entity.");
+ }
+
+ }
+ ((PortletWindowCtrl) portletWindow).setPortletEntity(portletEntity);
+
+ windows.put(fragment.getId(), portletWindow);
+
+
+ return portletWindow;
+ }
+
+ public void removeWindows(PortletEntity portletEntity)
+ {
+ Iterator entityWindows =
portletEntity.getPortletWindowList().iterator();
+ while(entityWindows.hasNext())
+ {
+ Object obj = entityWindows.next();
+ PortletWindow window = (PortletWindow) obj;
+ removeWindow(window);
+ }
+ }
+
+ public void removeWindow(PortletWindow window)
+ {
+ windows.remove(window.getId().toString());
+ }
+
+ private PortletWindow getWindowFromCache(ContentFragment fragment)
+ {
+ return (PortletWindow)windows.get(fragment.getId());
+ }
+
+ private PortletWindow getWindowFromCache(String id)
+ {
+ return (PortletWindow)windows.get(id);
+ }
+
+}
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