create or replace procedure queryempinfo(eno in number,
pename out varchar2,
psal out number,
pjob out varchar2)
as
begin
--得到该员工的姓名 月薪和职位
select ename, sal, job into pename, psal, pjob from emp where empno = eno;
end;

package com.tomhu.procedure;import java.sql.CallableStatement;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;import oracle.jdbc.OracleTypes;public class Procedure {private Connection conn;private CallableStatement stat;private ResultSet rs;String url = "jdbc:oracle:thin:@127.0.0.1:1521:orcl";String driverName = "oracle.jdbc.driver.OracleDriver";String username = "scott";String password = "******";String sql = "call queryempinfo(?,?,?,?)";// 调用存储过程public void callProcedure() {try {Class.forName(driverName);conn = DriverManager.getConnection(url, username, password);stat = conn.prepareCall(sql);// 一个输入参数和三个输出参数stat.setInt(1, 7566);stat.registerOutParameter(2, OracleTypes.VARCHAR);stat.registerOutParameter(3, OracleTypes.NUMBER);stat.registerOutParameter(4, OracleTypes.VARCHAR);stat.execute();String name = stat.getString(2);int sal = stat.getInt(3);String job = stat.getString(4);System.out.println("name: " + name + ", sal: " + sal + ", job: " + job);} catch (Exception e) {e.printStackTrace();} finally {close(conn, stat, rs);}}// 关闭连接public void close(Connection conn, CallableStatement stat, ResultSet rs) {if (rs != null) {try {rs.close();} catch (SQLException e) {e.printStackTrace();} finally {rs = null;}}if (stat != null) {try {stat.close();} catch (SQLException e) {e.printStackTrace();} finally {stat = null;}}if (conn != null) {try {conn.close();} catch (SQLException e) {e.printStackTrace();} finally {conn = null;}}}public static void main(String[] args) {new Procedure().callProcedure();}
}

name: JONES, sal: 2975, job: MANAGER