/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 * 
 * Copyright 1997-2007 Sun Microsystems, Inc. All rights reserved.
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 * Portions Copyright Apache Software Foundation.
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 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License. You can obtain
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 * or glassfish/bootstrap/legal/LICENSE.txt.  See the License for the specific
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 * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt.
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package org.apache.taglibs.standard.examples.taglib;

import java.util.Locale;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.jstl.core.LoopTagSupport;

/**
 * <p>Tag handler for <locales>
 *
 * @author Felipe Leme <jstl@felipeal.net>
 * @version $Revision: 1.3 $ $Date: 2007/05/06 02:17:12 $
 */
public class LocalesTag extends LoopTagSupport {

    private static final Locale[] locales = Locale.getAvailableLocales();
    private int pointer; 
    private String varTotal;

    public void setVarTotal( String value ) {
	varTotal = value;
    }

    public void prepare() {
	pointer = 0;
	if ( varTotal!=null && varTotal.length()>0 ) {
	    pageContext.setAttribute( varTotal, new Integer(locales.length) );
	}
    
    } 

    public boolean hasNext() {
	return pointer < locales.length;
    }  

    public Object next() {
	return locales[ pointer++ ];
    }
  
    public void setBegin( int value ) {
  	super.begin = value;
    }
  
    public void setEnd( int value ) {
  	super.end = value;
    }                     
}