/*
 * Copyright (c) 2007, Red Hat Middleware, LLC. All rights reserved.
 *
 * This copyrighted material is made available to anyone wishing to use, modify,
 * copy, or redistribute it subject to the terms and conditions of the GNU
 * Lesser General Public License, v. 2.1. This program is distributed in the
 * hope that it will be useful, but WITHOUT A 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, v.2.1 along with this
 * distribution; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * Red Hat Author(s): Steve Ebersole
 */
package org.fedorahosted.tennera.jgettext;

import java.util.LinkedHashMap;
import java.util.Map;
import java.util.Map.Entry;

/**
 * Models a catalog
 *
 * @author Steve Ebersole
 */
public class Catalog {
	// todo : segment by domain?
    	
        /**
         * Is this a POT (template)? Or a PO?
         */
        private boolean template;
        
    	public Catalog(boolean template) {
    	    this.template = template;
    	}
    
    
	private final LinkedHashMap<MessageHashKey,Message> messageMap = new LinkedHashMap<MessageHashKey,Message>();

	public void setTemplate(boolean template) {
	    this.template = template;
	}
	
	public boolean isTemplate() {
	    return template;
	}
	
	public void addMessage(Message message) {
		messageMap.put( new MessageHashKey( message ), message );
	}

	public Message locateHeader() {
		for ( Message message : messageMap.values() ) {
			if ( message.isHeader() ) {
				return message;
			}
		}
		return null;
	}

	public Message locateMessage(String msgctxt, String msgid) {
		return locateMessage( new MessageHashKey( msgctxt, msgid ) );
	}

	public Message locateMessage(MessageHashKey key) {
		return messageMap.get( key );
	}

	public boolean containsMessage(String msgctxt, String msgid) {
		return containsMessage( new MessageHashKey( msgctxt, msgid ) );
	}

	public boolean containsMessage(MessageHashKey key) {
		return messageMap.containsKey( key );
	}
	
	public boolean isEmpty() {
		return messageMap.isEmpty();
	}
	
	public int size() {
		return messageMap.size();
	}
	
	@SuppressWarnings("nls")
	@Override
	public String toString() {
		StringBuilder sb = new StringBuilder();
		sb.append("Catalog(");
		for (Entry<MessageHashKey, Message> entry: messageMap.entrySet()) {
//			sb.append(entry.getKey());
//			sb.append(" => ");
			sb.append(entry.getValue());
			sb.append('\n');
		}
		sb.append(",template=");
		sb.append(template);
		sb.append(")");
		return sb.toString();
	}

	public void processMessages(MessageProcessor processor) {
		for ( Message message : messageMap.values() ) {
			processor.processMessage( message );
		}
	}

	public static interface MessageProcessor {
		public void processMessage(Message message);
	}
}

@@ -834,16 +834,43 @@
 ttext;%0A%0A
+import java.util.Iterator;%0A
 import j
@@ -1022,16 +1022,44 @@
 Catalog 
+implements Iterable%3CMessage%3E
 %7B%0A%09// to
@@ -2944,24 +2944,110 @@
 e );%0A%09%09%7D%0A%09%7D%0A
+%09%0A%09public Iterator%3CMessage%3E iterator() %7B%0A%09%09return messageMap.values().iterator();%0A%09%7D%0A%09
 %0A%09public sta

implement Iterable<Message> in Catalog