jsf4portlets-devel Mailing List for JSF 4 Portlets (Page 4)

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Revision: 15
          http://jsf4portlets.svn.sourceforge.net/jsf4portlets/?rev=15&view=rev
Author:   alonsoft
Date:     2007-06-06 17:01:23 -0700 (Wed, 06 Jun 2007)

Log Message:
-----------
Added two new ELVariables: "portletPreference" and "portletPreferenceValues". Removed the previous ELVariable "portletPreferences".

Modified Paths:
--------------
    trunk/src/main/java/javax/portlet/faces/GenericFacesPortlet.java
    trunk/src/main/java/net/sf/jsf4portlets/config/PortletConfiguration.java
    trunk/src/main/java/net/sf/jsf4portlets/context/ExternalContextImpl.java
    trunk/src/main/java/net/sf/jsf4portlets/context/PreDestroyCallback.java
    trunk/src/main/java/net/sf/jsf4portlets/el/ELConstants.java
    trunk/src/main/java/net/sf/jsf4portlets/el/ImplicitObjectELResolver.java
    trunk/src/main/java/net/sf/jsf4portlets/util/Util.java

Added Paths:
-----------
    trunk/src/main/java/net/sf/jsf4portlets/context/PortletExternalContext.java
    trunk/src/main/java/net/sf/jsf4portlets/context/PortletPreferenceMap.java
    trunk/src/main/java/net/sf/jsf4portlets/context/PortletPreferenceValuesMap.java
    trunk/src/main/java/net/sf/jsf4portlets/util/MessagesFactory.java
    trunk/src/main/resources/javax/
    trunk/src/main/resources/javax/portlet/
    trunk/src/main/resources/javax/portlet/faces/
    trunk/src/main/resources/javax/portlet/faces/Messages.properties

Modified: trunk/src/main/java/javax/portlet/faces/GenericFacesPortlet.java
===================================================================

--- trunk/src/main/java/javax/portlet/faces/GenericFacesPortlet.java	2007-06-04 20:36:23 UTC (rev 14)
+++ trunk/src/main/java/javax/portlet/faces/GenericFacesPortlet.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -151,8 +151,8 @@
         
         if(viewId == null) {
         	if(PortletMode.VIEW.equals(portletMode)) {
-        		throw new PortletException("Portlet '" + getPortletName() + "' misses a default view page. " +
-        				"Please take a look to http://jsf4portlets.sf.net/web/user_docs.html");
+        		throw new PortletException("Portlet '" + getPortletName() 
+        				+ "' misses a default view page. ");
         	}
         	throw new PortletException("Portlet '" + getPortletName() 
         			+ "' misses a default viewId for portlet mode: " + portletMode);

Modified: trunk/src/main/java/net/sf/jsf4portlets/config/PortletConfiguration.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/config/PortletConfiguration.java	2007-06-04 20:36:23 UTC (rev 14)
+++ trunk/src/main/java/net/sf/jsf4portlets/config/PortletConfiguration.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -23,7 +23,7 @@
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStream;
-import java.util.Enumeration;
+import java.util.*;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
@@ -69,6 +69,16 @@
 	
 	private String facesMapping = null;
 	
+	private Map<BooleanInitParameter, Boolean> booleanInitParams =
+		new HashMap<BooleanInitParameter, Boolean>();
+	
+	public boolean getBooleanInitParameter(BooleanInitParameter param) {
+		if(param == null) {
+			throw new IllegalArgumentException();
+		}
+		return booleanInitParams.get(param);
+	}
+	
 	/**
 	 * Finds the <tt>servlet-mapping</tt> used for the
 	 * JSF servlet in the application web.xml file.
@@ -122,6 +132,7 @@
 		try {
 			facesConfig = loadFacesConfig(servletContext);
 			webappConfig = loadWebXml(servletContext);
+			parseInitParameters(servletContext);
 		} catch(Exception e) {
 			throw new ExceptionInInitializerError(e);
 		}
@@ -183,4 +194,84 @@
 		return (WebAppBean) digester.parse(in);
 	}
 	
+	private void parseInitParameters(ServletContext context) {
+		for(BooleanInitParameter param : BooleanInitParameter.values()) {
+			Boolean value = getBooleanInitParameterValue(context, param);
+			booleanInitParams.put(param, value);
+		}
+	}
+	
+	private Boolean getBooleanInitParameterValue(
+			ServletContext context, BooleanInitParameter initParam) {
+		String result = context.getInitParameter(initParam.getName());
+		if(result != null) {
+			return Boolean.valueOf(result);
+		}
+		
+		if(initParam.isDeprecated() && initParam.getAlternate() != null) {
+			return getBooleanInitParameterValue(context, 
+					initParam.getAlternate());
+		}
+		return Boolean.valueOf(initParam.getDefaultValue());
+	}
+	
+	// Nested classes
+	
+	public enum BooleanInitParameter {
+		ENCODE_REDIRECT_URL(
+				"javax.portlet.faces.ENCODE_REDIRECT_URL", 
+				false
+		),
+		PRESERVE_ACTION_PARAMS(
+				"javax.portlet.faces.PRESERVE_ACTION_PARAMS", 
+				false
+		);
+		
+		private String name;
+		private boolean defaultValue;
+		private boolean deprecated;
+		private BooleanInitParameter alternate;
+		
+		private BooleanInitParameter(String name, boolean defaultValue) {
+			this(name, defaultValue, false, null);
+		}
+		
+		private BooleanInitParameter(String name, boolean defaultValue,
+				boolean deprecated, BooleanInitParameter alternate) {
+			this.name = name;
+			this.defaultValue = defaultValue;
+			this.deprecated = deprecated;
+			this.alternate = alternate;
+		}
+
+		/**
+		 * @return The init parameter name
+		 */
+		public String getName() {
+			return name;
+		}
+		
+		/**
+		 * @return el defaultValue
+		 */
+		public boolean getDefaultValue() {
+			return defaultValue;
+		}
+		
+		/**
+		 * @return The alternate init parameter
+		 */
+		public BooleanInitParameter getAlternate() {
+			return alternate;
+		}
+		
+		/**
+		 * @return If this init parameter is deprecated or not
+		 */
+		public boolean isDeprecated() {
+			return deprecated;
+		}
+		
+	}
+	
 }

Modified: trunk/src/main/java/net/sf/jsf4portlets/context/ExternalContextImpl.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/context/ExternalContextImpl.java	2007-06-04 20:36:23 UTC (rev 14)
+++ trunk/src/main/java/net/sf/jsf4portlets/context/ExternalContextImpl.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -65,7 +65,7 @@
  */
 
 public class ExternalContextImpl extends ExternalContext 
-implements PreDestroyCallback {
+implements PortletExternalContext, PreDestroyCallback {
 	private final Logger logger = Logger.getLogger(
 			ExternalContextImpl.class.getPackage().getName(),
 			"net.sf.jsf4portlets.LogMessages");
@@ -116,6 +116,8 @@
 	private Map<String, String> requestParameterMap = null;
 	private Map<String, String[]> requestParameterValuesMap = null;
 	private Map<String, Object> sessionMap = null;
+	private Map<String, String> portletPreferenceMap = null;
+	private Map<String, String[]> portletPreferenceValuesMap = null;
 
 	// ---------------------------------------------------------- Public Methods
 
@@ -324,6 +326,22 @@
 		}
 		return (requestHeaderValuesMap);
 	}
+	
+	public Map<String, String> getPortletPreferenceMap() {
+		if(portletPreferenceMap == null) {
+			portletPreferenceMap = new PortletPreferenceMap(
+					request.getPreferences());
+		}
+		return portletPreferenceMap;
+	}
+	
+	public Map<String, String[]> getPortletPreferenceValuesMap() {
+		if(portletPreferenceValuesMap == null) {
+			portletPreferenceValuesMap = new PortletPreferenceValuesMap(
+					request.getPreferences());
+		}
+		return portletPreferenceValuesMap;
+	}
 
 	@Override
 	public Locale getRequestLocale() {

Added: trunk/src/main/java/net/sf/jsf4portlets/context/PortletExternalContext.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/context/PortletExternalContext.java	                        (rev 0)
+++ trunk/src/main/java/net/sf/jsf4portlets/context/PortletExternalContext.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -0,0 +1,31 @@
+/* JSF 4 Portlets - JSF Portlet Bridge (JSR-301)
+ * Copyright (C) 2007 A. Alonso Dominguez
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * 
+ * A. Alonso Dominguez
+ * alo...@us...
+ */
+package net.sf.jsf4portlets.context;
+
+import java.util.Map;
+
+public interface PortletExternalContext {
+
+	public Map<String, String> getPortletPreferenceMap();
+	
+	public Map<String, String[]> getPortletPreferenceValuesMap();
+	
+}

Added: trunk/src/main/java/net/sf/jsf4portlets/context/PortletPreferenceMap.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/context/PortletPreferenceMap.java	                        (rev 0)
+++ trunk/src/main/java/net/sf/jsf4portlets/context/PortletPreferenceMap.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -0,0 +1,73 @@
+/* JSF 4 Portlets - JSF Portlet Bridge (JSR-301)
+ * Copyright (C) 2007 A. Alonso Dominguez
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * 
+ * A. Alonso Dominguez
+ * alo...@us...
+ */
+package net.sf.jsf4portlets.context;
+
+import java.util.Enumeration;
+
+import javax.faces.application.FacesMessage;
+import javax.faces.context.FacesContext;
+import javax.portlet.PortletPreferences;
+import javax.portlet.ReadOnlyException;
+
+import net.sf.jsf4portlets.util.MessagesFactory;
+
+class PortletPreferenceMap extends AbstractAttributeMap<String> {
+	private PortletPreferences prefs;
+	
+	protected PortletPreferenceMap(PortletPreferences prefs) {
+		if(prefs == null) {
+			throw new NullPointerException();
+		}
+		this.prefs = prefs;
+	}
+	
+	protected String getAttribute(String name) {
+		return prefs.getValue(name, null);
+	}
+	
+	@SuppressWarnings("unchecked")
+	protected Enumeration<String> getAttributeNames() {
+		return prefs.getNames();
+	}
+	
+	protected void setAttribute(String name, String value) {
+		throw new UnsupportedOperationException();
+		/* Possible behavior :
+		 
+		try {
+			prefs.setValue(name, value);
+		} catch(ReadOnlyException e) {
+			FacesContext context = FacesContext.getCurrentInstance();
+			FacesMessage message = MessagesFactory.getMessage(
+					context,
+					FacesMessage.SEVERITY_ERROR, 
+					MessagesFactory.READ_ONLY_PREFERENCE, 
+					name);
+			context.addMessage(null, message);
+			context.renderResponse();
+		}*/
+	}
+	
+	protected void removeAttribute(String name) {
+		throw new UnsupportedOperationException();
+	}
+	
+}

Added: trunk/src/main/java/net/sf/jsf4portlets/context/PortletPreferenceValuesMap.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/context/PortletPreferenceValuesMap.java	                        (rev 0)
+++ trunk/src/main/java/net/sf/jsf4portlets/context/PortletPreferenceValuesMap.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -0,0 +1,79 @@
+/* JSF 4 Portlets - JSF Portlet Bridge (JSR-301)
+ * Copyright (C) 2007 A. Alonso Dominguez
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * 
+ * A. Alonso Dominguez
+ * alo...@us...
+ */
+package net.sf.jsf4portlets.context;
+
+import java.util.Enumeration;
+
+import javax.faces.application.FacesMessage;
+import javax.faces.context.FacesContext;
+import javax.portlet.PortletPreferences;
+import javax.portlet.ReadOnlyException;
+
+import net.sf.jsf4portlets.util.MessagesFactory;
+
+/**
+ * 
+ * @author alonso
+ *
+ */
+class PortletPreferenceValuesMap extends AbstractAttributeMap<String[]> {
+	private PortletPreferences prefs;
+	
+	protected PortletPreferenceValuesMap(PortletPreferences prefs) {
+		if(prefs == null) {
+			throw new NullPointerException();
+		}
+		this.prefs = prefs;
+	}
+	
+	protected String[] getAttribute(String name) {
+		return prefs.getValues(name, null);
+	}
+	
+	@SuppressWarnings("unchecked")
+	protected Enumeration<String> getAttributeNames() {
+		return prefs.getNames();
+	}
+	
+	protected void setAttribute(String name, String value[]) {
+		throw new UnsupportedOperationException();
+		
+		/* Possible behavior
+		
+		try {
+			prefs.setValues(name, value);
+		} catch(ReadOnlyException e) {
+			FacesContext context = FacesContext.getCurrentInstance();
+			FacesMessage message = MessagesFactory.getMessage(
+					context,
+					FacesMessage.SEVERITY_ERROR, 
+					MessagesFactory.READ_ONLY_PREFERENCE, 
+					name);
+			context.addMessage(null, message);
+			context.renderResponse();
+		}*/
+	}
+	
+	protected void removeAttribute(String name) {
+		throw new UnsupportedOperationException();
+	}
+	
+}

Modified: trunk/src/main/java/net/sf/jsf4portlets/context/PreDestroyCallback.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/context/PreDestroyCallback.java	2007-06-04 20:36:23 UTC (rev 14)
+++ trunk/src/main/java/net/sf/jsf4portlets/context/PreDestroyCallback.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -1,3 +1,23 @@
+/* JSF 4 Portlets - JSF Portlet Bridge (JSR-301)
+ * Copyright (C) 2007 A. Alonso Dominguez
+ * 
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ * 
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * Lesser General Public License for more details.
+ * 
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * 
+ * A. Alonso Dominguez
+ * alo...@us...
+ */
 package net.sf.jsf4portlets.context;
 
 interface PreDestroyCallback {

Modified: trunk/src/main/java/net/sf/jsf4portlets/el/ELConstants.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/el/ELConstants.java	2007-06-04 20:36:23 UTC (rev 14)
+++ trunk/src/main/java/net/sf/jsf4portlets/el/ELConstants.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -22,9 +22,10 @@
 
 public final class ELConstants {
 	public static final int PORTLET_CONFIG = 0;
-	public static final int PORTLET_PREFERENCES = 1;
-	public static final int SESSION_APPLICATION_SCOPE = 2;
-	public static final int SESSION_PORTLET_SCOPE = 3;
+	public static final int PORTLET_PREFERENCE = 1;
+	public static final int PORTLET_PREFERENCE_VALUES = 2;
+	public static final int SESSION_APPLICATION_SCOPE = 3;
+	public static final int SESSION_PORTLET_SCOPE = 4;
 	
 	private ELConstants() { }
 	

Modified: trunk/src/main/java/net/sf/jsf4portlets/el/ImplicitObjectELResolver.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/el/ImplicitObjectELResolver.java	2007-06-04 20:36:23 UTC (rev 14)
+++ trunk/src/main/java/net/sf/jsf4portlets/el/ImplicitObjectELResolver.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -36,9 +36,9 @@
 import javax.faces.context.FacesContext;
 import javax.portlet.PortletConfig;
 import javax.portlet.PortletPreferences;
-import javax.portlet.PortletRequest;
 
 import net.sf.jsf4portlets.BridgeConstants;
+import net.sf.jsf4portlets.context.PortletExternalContext;
 import net.sf.jsf4portlets.util.Util;
 
 /**
@@ -49,8 +49,11 @@
 public class ImplicitObjectELResolver extends ELResolver {
 
 	private static final String[] IMPLICIT_OBJECTS = {
-		"portletConfig", "sessionPortletScope", 
-		"sessionApplicationScope", "portletPreferences"
+		"portletConfig",  
+		"portletPreference",
+		"portletPreferenceValues",
+		"sessionApplicationScope",
+		"sessionPortletScope"
 	};
 	
 	@Override
@@ -73,8 +76,10 @@
 				"sessionPortletScope", false, false, true, Map.class, true));
 		list.add(Util.getFeatureDescriptor("sessionApplicationScope", "sessionApplicationScope", 
 				"sessionApplicationScope", false, false, true, Map.class, true));
-		list.add(Util.getFeatureDescriptor("portletPreferences", "portletPreferences", 
+		list.add(Util.getFeatureDescriptor("portletPreference", "portletPreference", 
 				"portletPreferences", false, false, true, PortletPreferences.class, true));
+		list.add(Util.getFeatureDescriptor("portletPreferenceValues", "portletPreferenceValues", 
+				"portletPreferences' array values", false, false, true, PortletPreferences.class, true));
 		return list.iterator();
 	}
 
@@ -108,6 +113,7 @@
 		FacesContext facesContext = (FacesContext) 
 			context.getContext(FacesContext.class);
 		ExternalContext extContext = facesContext.getExternalContext();
+		PortletExternalContext pec = (PortletExternalContext) extContext;
 		int index = Arrays.binarySearch(IMPLICIT_OBJECTS, property);
 		if(index < 0) {
 			return null;
@@ -124,11 +130,12 @@
 				context.setPropertyResolved(true);
 				return extContext.getSessionMap().get(
 						BridgeConstants.APPLICATION_SCOPE_MAP);
-			case ELConstants.PORTLET_PREFERENCES:
+			case ELConstants.PORTLET_PREFERENCE:
+				context.setPropertyResolved(true); 
+				return pec.getPortletPreferenceMap();
+			case ELConstants.PORTLET_PREFERENCE_VALUES:
 				context.setPropertyResolved(true);
-				PortletRequest request = (PortletRequest)
-					extContext.getRequest();
-				return request.getPreferences();
+				return pec.getPortletPreferenceValuesMap();
 			default:
 				return null;
 			}
@@ -164,6 +171,7 @@
 		
 		int index = Arrays.binarySearch(IMPLICIT_OBJECTS, property);
 		if(index >= 0) {
+			context.setPropertyResolved(true);
 			throw new PropertyNotWritableException((String) property);
 		}
 	}

Added: trunk/src/main/java/net/sf/jsf4portlets/util/MessagesFactory.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/util/MessagesFactory.java	                        (rev 0)
+++ trunk/src/main/java/net/sf/jsf4portlets/util/MessagesFactory.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -0,0 +1,66 @@
+package net.sf.jsf4portlets.util;
+
+import java.text.MessageFormat;
+import java.util.Locale;
+import java.util.MissingResourceException;
+import java.util.ResourceBundle;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import javax.faces.application.FacesMessage;
+import javax.faces.context.FacesContext;
+
+public final class MessagesFactory {
+
+	public static final String READ_ONLY_PREFERENCE =
+		"javax.portlet.faces.extension.READ_ONLY_PREFERENCE";
+	
+	private static final String FACES_MESSAGE_BUNDLE =
+		"javax.portlet.faces.Messages";
+
+	private static final Logger logger = Logger.getLogger(
+			MessagesFactory.class.getPackage().getName());
+	
+	public static FacesMessage getMessage(FacesMessage.Severity severity, 
+			String messageId, Object... params) {
+		return getMessage(FacesContext.getCurrentInstance(), 
+				severity, messageId, params);
+	}
+	
+	public static FacesMessage getMessage(FacesContext context, 
+			FacesMessage.Severity severity, String messageId, Object... params) {
+		ResourceBundle bundle = getBundle(context);
+		String summary = bundle.getString(messageId);
+		String detail = bundle.getString(messageId + "_detail");
+		if(params != null && params.length > 0) {
+			detail = MessageFormat.format(detail, params);
+		}
+		return new FacesMessage(severity, summary, detail);
+	}
+	
+	private static ResourceBundle getBundle(FacesContext context) {
+		Locale locale;
+		if(context.getViewRoot() != null) {
+			locale = context.getViewRoot().getLocale();
+		} else {
+			locale = context.getApplication().getDefaultLocale();
+		}
+		
+		ResourceBundle bundle;
+		ClassLoader loader = Util.getClassLoader(MessagesFactory.class);
+		String basename = context.getApplication().getMessageBundle();
+		if(basename != null) {
+			try {
+				bundle = ResourceBundle.getBundle(basename, locale, 
+						loader);
+				return bundle;
+			} catch(MissingResourceException e) {
+				logger.log(Level.FINE, "Resource bundle couldn't " +
+						"be loaded: " + basename);
+			}
+		}
+		
+		return ResourceBundle.getBundle(FACES_MESSAGE_BUNDLE, locale, loader);
+	}
+	
+}

Modified: trunk/src/main/java/net/sf/jsf4portlets/util/Util.java
===================================================================
--- trunk/src/main/java/net/sf/jsf4portlets/util/Util.java	2007-06-04 20:36:23 UTC (rev 14)
+++ trunk/src/main/java/net/sf/jsf4portlets/util/Util.java	2007-06-07 00:01:23 UTC (rev 15)
@@ -92,6 +92,14 @@
 		return mapping.startsWith("/");
 	}
 	
+	public static ClassLoader getClassLoader(Object caller) {
+		ClassLoader loader = Thread.currentThread().getContextClassLoader();
+		if(loader == null) {
+			loader = caller.getClass().getClassLoader();
+		}
+		return loader;
+	}
+	
 	private Util(){ }
 	
 }

Added: trunk/src/main/resources/javax/portlet/faces/Messages.properties
===================================================================
--- trunk/src/main/resources/javax/portlet/faces/Messages.properties	                        (rev 0)
+++ trunk/src/main/resources/javax/portlet/faces/Messages.properties	2007-06-07 00:01:23 UTC (rev 15)
@@ -0,0 +1,2 @@
+javax.portlet.faces.extension.READ_ONLY_PREFERENCE=Tried to modify a read-only preference.
+javax.portlet.faces.extension.READ_ONLY_PREFERENCE_detail=User tried to modify the \"{0}\" read-only prference.
\ No newline at end of file


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