DefaultLocaleTag.java

/*
 * Copyright 1999-2004 The Apache Software Foundation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */ 

package org.apache.taglibs.standard.examples.taglib;

import java.util.Locale;

import javax.servlet.jsp.JspTagException;
import javax.servlet.jsp.jstl.core.ConditionalTagSupport;

/**
 * <p>Tag handler for <locales>
 *
 * @author Felipe Leme <jstl@felipeal.net>
 * @version $Revision: 1.3 $ $Date: 2004/02/28 01:01:41 $
 */

public class DefaultLocaleTag extends ConditionalTagSupport {

  private static final Locale defaultLocale = Locale.getDefault();

  public boolean condition() throws JspTagException {   
    LocalesTag localesTag = (LocalesTag) findAncestorWithClass( this, LocalesTag.class );
    if ( localesTag == null ) {
      throw new JspTagException( "defaultLocale bust be inside locales");
    }
    return localesTag.getCurrent().equals( defaultLocale );
   }
}