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@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; + } + +}