Change.java
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上传日期:2022-08-11
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文件大小:2k
- /*
- * Created on 2004-9-24
- *
- * To change the template for this generated file go to
- * Window>Preferences>Java>Code Generation>Code and Comments
- */
- package com.emstate;
- import oa.sys.*;
- import java.io.*;
- import java.sql.*;
- import javax.servlet.*;
- import javax.servlet.http.*;
- /**
- ****************************************************
- *类名称: Change<br>
- *类功能: 更新状态信息<br>
- *创建: 白伟明 2004年9月23日<br>
- ****************************************************
- * To change the template for this generated type comment go to
- * Window>Preferences>Java>Code Generation>Code and Comments
- */
- public class Change extends HttpServlet{
- private Statement stmt=null;
- private String name,explain,sqlu;
- private int id=0,temp=0;
- public void doPost(HttpServletRequest request,HttpServletResponse response) throws ServletException, IOException{
- request.setCharacterEncoding("gb2312");
- response.setContentType("text/html; charset=gb2312");
- Str str=new Str();
- Db db=new Db();
- //获取id
- try{
- id=Integer.parseInt((String)request.getParameter("id"));
- }catch(NumberFormatException e){
- e.printStackTrace();
- }
- name=request.getParameter("name");
- explain=request.getParameter("explain");
- name=str.inStr(name);
- explain=str.inStr(explain);
- sqlu="UPDATE emstate SET name='"+name+"',explain='"+explain+"' WHERE stateid="+id;
- //修改
- try{
- stmt=db.getStmt();
- temp=stmt.executeUpdate(sqlu);
- if(temp>0){
- request.setAttribute("selmsg","修改成功");
- }else{
- request.setAttribute("selmsg","修改失败");
- }
- }catch(SQLException e){
- e.printStackTrace();
- }finally{
- db.close();
- RequestDispatcher dispatcher=request.getRequestDispatcher("change.jsp");
- dispatcher.forward(request,response);
- }
- }
- public void doGet(HttpServletRequest request,HttpServletResponse response) throws ServletException, IOException{
- doPost(request,response);
- }
- }