急!!!!!!!!!!!!!!java调用mysql存储过程出错.有哪位大哥帮我看看哪里出错啦.谢谢啦

Question

Class.forName("org.gjt.mm.mysql.Driver").newInstance();
        Connection sqlConn = DriverManager.getConnection("jdbc:mysql://localhost/test?user=admin&password=123456&useUnicode=true&characterEncoding=GBK");
        CallableStatement cStmt = null;
        cStmt = sqlConn.prepareCall("{call pro_key()}");
        cStmt.execute();这句一运行就出错.

Answer 1

1、http://dev.mysql.com/usingmysql/java/
2、http://www.javaresearch.org/article/33716.htm