Java数据库访问工具JDBC

Stringdriver="Oracle.jdbc.driver.OracleDriver";StringstrUrl="jdbc:Oracle:thin:@10.87.66.30:1521:oshr";Statementstmt=null;ResultSetrs=null;Connectionconn=null;CallableStatementproc=null;try{Class.forName(driver);conn=DriverManager.getConnection(strUrl,"oshr"