/*
* JBoss, Home of Professional Open Source
* Copyright 2013, 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.richfaces.application.push.impl;
import java.io.IOException;
import java.util.Iterator;
import org.ajax4jsf.javascript.ScriptStringBase;
import org.richfaces.application.push.MessageData;
/**
* @author Nick Belaevski
*
*/
public class MessageDataScriptString extends ScriptStringBase {
private final Iterable<MessageData> messages;
private long lastMessageNumber;
public MessageDataScriptString(Iterable<MessageData> messages) {
super();
this.messages = messages;
}
private void appendMessageToScript(MessageData message, Appendable target) throws IOException {
target.append("<msg topic=\"");
target.append(message.getTopicKey().getTopicAddress());
target.append("\" number=\"");
target.append(Long.toString(message.getSequenceNumber()));
target.append("\">");
// append data as is - no escaping
target.append(message.getSerializedMessage());
target.append("</msg>");
}
public void appendScript(Appendable target) throws IOException {
Iterator<MessageData> iterator = messages.iterator();
while (iterator.hasNext()) {
MessageData message = iterator.next();
appendMessageToScript(message, target);
// TODO - synchronization aids?
lastMessageNumber = message.getSequenceNumber();
}
}
public long getLastSequenceNumber() {
return lastMessageNumber;
}
}