从配置文件中读取配置信息

import java.util.ResourceBundle;// 从配置文件中获得配置信息public class Configuration {private static Object lock = new Object();private static Configuration config = null;private static ResourceBundle rb = null;private static final String CONFIG_FILE = "dbconf";private Configuration() {rb = ResourceBundle.getBundle(CONFIG_FILE);}public static Configuration getInstance() {synchronized (lock) {if (null == config) {config = new Configuration();}}return (config);}public String getValue(String key) {return (rb.getString(key));}}

private static String dburl = Configuration.getInstance().getValue("dburl");