src/com/demo/servlet/SoftwareServlet.java

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package com.demo.servlet;

import com.demo.service.SoftwareService;
import com.demo.service.WeixiuService;
import com.demo.service.impl.SoftwareServiceImpl;
import com.demo.service.impl.WeixiuServiceImpl;
import com.demo.util.Util;
import com.demo.vo.Software;
import com.demo.vo.Weixiu;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.Serializable;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

/**
 * 教学软件模块的Servlet控制层，负责接收页面传过来的请求参数，根据action参数的值来确定页面要执行的具体操作<br>
 * 而后再调用SoftwareService业务层的方法来处理具体的业务，最后将处理完成的结果返回或跳转至相应页面
 */
public class SoftwareServlet extends HttpServlet {

    /**
     * 处理Post请求
     *
     * @param request
     * @param response
     * @throws ServletException
     * @throws IOException
     */
    @Override
    public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
        //过滤编码
        request.setCharacterEncoding("UTF-8");
        response.setCharacterEncoding("UTF-8");
        String action = Util.decode(request, "action");
        if ("add".equals(action)) {//增加
            Software vo = new Software();
            //取出页面传进来的各个数据，并设置到Weixiu对象的属性里
            vo.setSoftwareName(Util.decode(request, "softwareName"));
            vo.setSoftwareManufactor(Util.decode(request, "softwareManufactor"));
            vo.setSoftwareTel(Util.decode(request, "softwareTel"));
            vo.setSoftwareLink(Util.decode(request, "softwareLink"));
            vo.setSoftwareNo(Util.decode(request, "softwareNo"));
            vo.setSoftwareNote(Util.decode(request, "softwareNote"));
            vo.setSoftwareTime(Util.decode(request, "softwareTime"));
            vo.setSoftwareStatus(Util.decode(request, "softwareStatus"));
            SoftwareService softwareService = new SoftwareServiceImpl();
            //调用Service层增加方法（add），增加记录
            softwareService.add(vo);
            this.redirectList(request, response);
        } else if ("delete".equals(action)) {//删除
            //取出表要删除的维修记录的主键
            long id = Long.parseLong(Util.decode(request, "id"));
            SoftwareService softwareService = new SoftwareServiceImpl();
            //调用Service层删除方法（delete），将对应的记录删除