????? ?測試方法?????????@Test public void connectTest() throws Exception { Properties p = new Properties(); InputStream is = TheConnection.class.getClassLoader().getResourceAsStream("dbcp.properties"); p.load(is); DataSource ds = BasicDataSourceFactory.createDataSource(p); System.out.println(ds.getInitialSize()); }然后是properties文件的內容????driverClassName=com.mysql.jdbc.Driverurl=jdbc:mysql:///testuser=rootpassword=qweASD123initialSize=10 ? ?//就是這一行minIdle=5maxActive=50maxWait=5000為什么我把properties里面initialSize=10的那一行注釋了就不會報錯，開啟就會報錯半天弄不明白這異常怎么解決