[seam-commits] Seam SVN: r13217 - in examples/trunk/booking-simplified/src/main/java/org/jboss/seam/faces: status and 1 other directory.

[seam-commits at lists.jboss.org]

Author: lincolnthree
Date: 2010-06-17 11:15:54 -0400 (Thu, 17 Jun 2010)
New Revision: 13217

Added:
   examples/trunk/booking-simplified/src/main/java/org/jboss/seam/faces/status/
   examples/trunk/booking-simplified/src/main/java/org/jboss/seam/faces/status/MessagesAdapter.java
Log:
FlashScope MessagesAdapter patch

Added: examples/trunk/booking-simplified/src/main/java/org/jboss/seam/faces/status/MessagesAdapter.java
===================================================================
--- examples/trunk/booking-simplified/src/main/java/org/jboss/seam/faces/status/MessagesAdapter.java	                        (rev 0)
+++ examples/trunk/booking-simplified/src/main/java/org/jboss/seam/faces/status/MessagesAdapter.java	2010-06-17 15:15:54 UTC (rev 13217)
@@ -0,0 +1,111 @@
+/*
+ * JBoss, Home of Professional Open Source
+ * Copyright 2010, Red Hat, Inc., and individual contributors
+ * by the @authors tag. See the copyright.txt in the distribution for a
+ * full listing of individual contributors.
+ *
+ * This 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 software 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 software; if not, write to the Free
+ * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
+ * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
+ */
+
+package org.jboss.seam.faces.status;
+
+import java.io.Serializable;
+import java.util.Set;
+
+import javax.enterprise.event.Observes;
+import javax.faces.application.FacesMessage;
+import javax.faces.application.FacesMessage.Severity;
+import javax.faces.event.PhaseEvent;
+import javax.inject.Inject;
+
+import org.jboss.seam.faces.context.FlashContext;
+import org.jboss.seam.faces.event.PreNavigateEvent;
+import org.jboss.seam.faces.event.qualifier.Before;
+import org.jboss.seam.faces.event.qualifier.RenderResponse;
+import org.jboss.seam.international.status.Level;
+import org.jboss.seam.international.status.Message;
+import org.jboss.seam.international.status.Messages;
+
+/**
+ * Convert Seam Messages into FacesMessages before RenderResponse phase.<br>
+ * TODO perform EL evaluation.
+ * 
+ * @author <a href="mailto:lincolnbaxter at gmail.com>Lincoln Baxter, III</a>
+ * 
+ */
+public class MessagesAdapter implements Serializable
+{
+   private static final long serialVersionUID = -2908193057765795662L;
+
+   private static final String FLASH_MESSAGES_KEY = MessagesAdapter.class.getName() + ".FLASH_KEY";
+
+   @Inject
+   Messages messages;
+
+   @Inject
+   FlashContext context;
+
+   void flushBeforeNavigate(@Observes final PreNavigateEvent event)
+   {
+      if (!messages.getAll().isEmpty())
+      {
+         context.put(FLASH_MESSAGES_KEY, messages.getAll());
+         messages.clear();
+      }
+   }
+
+   @SuppressWarnings("unchecked")
+   void convert(@Observes @Before @RenderResponse final PhaseEvent event)
+   {
+      Set<Message> savedMessages = (Set<Message>) context.get(FLASH_MESSAGES_KEY);
+      if (savedMessages != null)
+      {
+         for (Message m : savedMessages)
+         {
+            event.getFacesContext().addMessage(m.getTargets(), new FacesMessage(getSeverity(m.getLevel()), m.getText(), null));
+         }
+      }
+
+      for (Message m : messages.getAll())
+      {
+         event.getFacesContext().addMessage(m.getTargets(), new FacesMessage(getSeverity(m.getLevel()), m.getText(), null));
+      }
+      messages.clear();
+   }
+
+   private Severity getSeverity(final Level level)
+   {
+      Severity result = FacesMessage.SEVERITY_INFO;
+      switch (level)
+      {
+      case INFO:
+         break;
+      case WARN:
+         result = FacesMessage.SEVERITY_WARN;
+         break;
+      case ERROR:
+         result = FacesMessage.SEVERITY_ERROR;
+         break;
+      case FATAL:
+         result = FacesMessage.SEVERITY_FATAL;
+         break;
+      default:
+         break;
+      }
+      return result;
+   }
+
+}