?? stockregionsave.java
字號:
package com.logistic.servlet;
import java.io.IOException;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import com.logistic.data.DataConnect;
import com.logistic.business.StockRegionManager;
import java.sql.Statement;
import java.sql.ResultSet;
public class StockRegionSave extends HttpServlet {
private static final long serialVersionUID=-2305260907601477327L;
DataConnect dc=new DataConnect();
Statement stat=null;
ResultSet rs=null;
HttpSession session=null;
RequestDispatcher requestdispatcher;
int id=0;
String srname;
String srid;
int flag=0;
public void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
request.setCharacterEncoding("GB2312");
response.setContentType("text/html; charset=gb2312");
session=request.getSession();
/*------------取得stockregioninfotable表的StockRegionId并轉換成整型,進行計算并生成下條記錄的StockRegionId---------*/
String sql="select * from stockregioninfotable order by ID desc limit 1";
try{
stat=dc.getStmtread();
rs =stat.executeQuery(sql);
rs.previous();
while(rs.next()){
id=Integer.valueOf(rs.getInt("StockRegionId"));
}
if(id>0){
id+=1;
}else{
id=10000+1;
}
}catch(Exception ex){
ex.printStackTrace();
}finally{dc.close();}
/*---------------取得stockregionsave.jsp頁面提交的數據進行判斷,如果合法則提交到數據庫---------------*/
srid=String.valueOf(id);
srname=(String)request.getParameter("location")+"--"+(String)request.getParameter("rows")+"--"+(String)request.getParameter("seats");
if(srid==null||srname==null){
session.setAttribute("errors", "商品在庫位置信息添加失敗!");
requestdispatcher=request.getRequestDispatcher("/errors/errorpage.jsp");
requestdispatcher.forward(request, response);
}else{
try{
flag=-10;
StockRegionManager srm=new StockRegionManager();
flag=srm.AddStockRegion(srid,srname);
if(flag>0){
session.setAttribute("success","商品在庫位置信息添加成功!");
requestdispatcher=request.getRequestDispatcher("/viewpage/datainput/stockregionsave.jsp");
requestdispatcher.forward(request, response);
}else{
session.setAttribute("errors","商品在庫位置信息添加失敗!");
requestdispatcher=request.getRequestDispatcher("/viewpage/datainput/stockregionsave.jsp");
requestdispatcher.forward(request, response);
}
}catch(Exception ex){
ex.printStackTrace();
}
}
}
public void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
doPost(request,response);
}
}
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