LocalizedString.java

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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 freemarker.template;

import java.util.Locale;

import freemarker.core.Environment;

/**
 * An abstract base class for scalars that vary by locale.
 * Here is a silly usage example.
 * <code>
 *    TemplateScalarModel localizedYes = new LocalizedString() {
 *        public String getLocalizedString(java.util.Locale locale) {
 *            String lang = locale.getLanguage();
 *            if "fr".equals(lang)
 *               return "oui";
 *            else if "de".equals(lang)
 *               return "sí";
 *            else
 *               return "yes";
 *        }  
 *    };
 * </code>
 */

abstract public class LocalizedString implements TemplateScalarModel {
	
	
	public String getAsString() throws TemplateModelException {
		Environment env = Environment.getCurrentEnvironment();
		Locale locale = env.getLocale();
		return getLocalizedString(locale);
	}
	
	abstract public String getLocalizedString(Locale locale) throws TemplateModelException;
}