java調用oracle數據庫的分頁存儲過程

package procedure;

import java.sql.*;

/**
 * 測試 java調用oracle數據庫的分頁存儲過程
 * @author sweetanan
 *
 */
public class TestProcedure {

 /**
  * @param args
  * @throws ClassNotFoundException
  */
 public static void main(String[] args) throws Exception {
  /*
   --1、創建含有遊標的包
   create or replace package pac1 as
   type fy_cursor is ref cursor;
   end pac1;
   --2、開始分頁存儲過程
   create or replace procedure fengye(tableName in varchar2, condition in varchar2, startPage in number, pageNum in number, totPage out number, totRecord out number, res out pac1.fy_cursor) is
   v_startNum number := (startPage - 1) * pageNum;
   v_endNum number := startPage * pageNum + 1;
   v_sqlStr varchar2(1000);
   begin
   v_sqlStr := 'select count(*) from '||tableName;
   execute immediate v_sqlStr into totRecord;
   if mod(totRecord,pageNum) = 0 then
     totPage := totRecord / pageNum;
   else
     totPage := totRecord / pageNum + 1;
   end if;
   v_sqlStr := 'select * from (select t.*, rownum rn from (select * from '||tableName||' where 1 = 1 and '||condition||')t where rownum < '||v_endNum||') t2 where t2.rn > '||v_startNum;
   open res for v_sqlStr;
   --close res;
   end;
   /
   */
  Class.forName("oracle.jdbc.driver.OracleDriver");
  String url = "jdbc:oracle:thin:@127.0.0.1:1521:myora";
  String userName = "scott";
  String password = "m123";
  Connection con = DriverManager.getConnection(url, userName, password);
  CallableStatement cs = con.prepareCall("{call fengye(?, ?, ?, ?, ?, ?, ?)}");
  
  cs.setString(1, "emp");
  cs.setString(2, "2 = 2");
  cs.setInt(3, 3);
  cs.setInt(4, 5);

  
  cs.registerOutParameter(5, oracle.jdbc.OracleTypes.INTEGER);
  cs.registerOutParameter(6, oracle.jdbc.OracleTypes.INTEGER);
  cs.registerOutParameter(7, oracle.jdbc.OracleTypes.CURSOR);
  
  cs.execute();
  
  int totPage = cs.getInt(5);
  int totRecord = cs.getInt(6);
  ResultSet rs = (ResultSet)cs.getObject(7);
  
  System.out.println("totPage:" + totPage + " totRecord:" + totRecord);
  while(rs.next())
  {
   System.out.println("編號：" + rs.getInt(1) + "姓名：" + rs.getString(2));
  }
 }

}