public?static?SqlSession?getSqlSession(){
		SqlSession?openSession=null;
		//通過配置文件獲取數據庫鏈接信息
		try?{
			Reader?resourceAsReader?=?Resources.getResourceAsReader("com/rui/config/Configuration.xml");
		//通過配置文件構建一個SQLSessionFactory
			SqlSessionFactory?build?=?new?SqlSessionFactoryBuilder().build(resourceAsReader);
		//通過SQLSessionFactory打開一個數據庫會話
			openSession?=?build.openSession();
		}?catch?(IOException?e)?{
			//?TODO?Auto-generated?catch?block
			e.printStackTrace();
		}
		return?openSession;
	}

	
異常是：
java.lang.IllegalArgumentException:?Unmatched?braces?in?the?pattern.