MessageUtils:ResourceBundle访问properties文件
一个简单的ResourceBundle 例子
package com.app;import java.io.Serializable;import java.util.Iterator;import java.util.List;import java.util.Map;import java.util.MissingResourceException;import java.util.ResourceBundle;import org.apache.commons.lang.StringUtils;public class MessageUtils implements Serializable{/** * @param args */private static String locale;private static ResourceBundle bind;private static String baseName;public static String getBaseName() {return baseName;}public static void setBaseName(String baseName) {MessageUtils.baseName = baseName;bind = null;}public static String getMessage(String key){String message = null;try {message = getBind().getString(key);} catch (MissingResourceException e) {return "@@ Not found message for key="+key;}if(StringUtils.isBlank(message)) return "@@ Not found message for key="+key;return message;}public static String getMessage(String key,Map<String,String> values){String message = null;try {message = getBind().getString(key);} catch (MissingResourceException e) {return "@@ Not found message for key="+key;}if(StringUtils.isBlank(message)) return "@@ Not found message for key="+key;if(values==null) return message;Iterator it = values.keySet().iterator();while(it.hasNext()){String paraName = it.next().toString();key.replaceAll("{"+paraName+"}", values.get(paraName).toString());}return message;}public static String getMessage(String key,String[] values){String message = null;try {message = getBind().getString(key);} catch (MissingResourceException e) {return "@@ Not found message for key="+key;}if(StringUtils.isBlank(message)) return "@@ Not found message for key="+key;if(values==null||values.length==0) return message;for(int i=0; i<values.length; i++){key.replaceAll("{"+i+"}", values[i]);}return message;}public static String getMessage(String key,List<String> values){String message = null;try {message = getBind().getString(key);} catch (MissingResourceException e) {return "@@ Not found message for key="+key;}if(StringUtils.isBlank(message)) return "@@ Not found message for key="+key;if(values==null||values.size()==0) return message;for(int i=0; i<values.size(); i++){key.replaceAll("{"+i+"}", values.get(i));}return message;}public String getLocale() {return locale;}public void setLocale(String locale) {this.locale = locale;}private static ResourceBundle getBind() {if(baseName==null) baseName = "locale.message";if (bind == null) {if (locale == null || locale.equals(""))//src/locale/message.propertiesbind = ResourceBundle.getBundle(baseName);elsebind = ResourceBundle.getBundle(baseName + locale);}return bind;}public void setBind(ResourceBundle bind) {this.bind = bind;}public void reset(){bind = null;baseName = null;}public static void main(String[] args) {// TODO Auto-generated method stubSystem.out.println(MessageUtils.getMessage("com.s2s3h3.app.testMessage",new String[]{"aaa","bbb"}));MessageUtils.setBaseName("struts");System.out.println(MessageUtils.getMessage("struts.login.pageName"));}}