基于JavaWeb的身体健康管理系统源码+数据库.zip

package com.demo.servlet; import com.demo.util.Util; import com.demo.service.JiankangService; import com.demo.service.impl.JiankangServiceImpl; import com.demo.vo.Jiankang; 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 java.io.IOException; import java.io.Serializable; import java.util.HashMap; import java.util.List; import java.util.Map; /** * Jiankang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JiankangService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 */ //@WebServlet("/JiankangServlet") public class JiankangServlet 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 Jiankang vo = new Jiankang(); //取出页面传进来的各个数据，并设置到Jiankang对象的属性里 String jiankangName = Util.decode(request, "jiankangName"); if (jiankangName != null && !jiankangName.equals("")) { vo.setJiankangName(jiankangName); } String jiankangNo = Util.decode(request, "jiankangNo"); if (jiankangNo != null && !jiankangNo.equals("")) { vo.setJiankangNo(jiankangNo); } String jiankangDate = Util.decode(request, "jiankangDate"); if (jiankangDate != null && !jiankangDate.equals("")) { vo.setJiankangDate(jiankangDate); } String jiankangTiwen = Util.decode(request, "jiankangTiwen"); if (jiankangTiwen != null && !jiankangTiwen.equals("")) { vo.setJiankangTiwen(jiankangTiwen); } String jiankangHuan = Util.decode(request, "jiankangHuan"); if (jiankangHuan != null && !jiankangHuan.equals("")) { vo.setJiankangHuan(jiankangHuan); } String jiankangBin = Util.decode(request, "jiankangBin"); if (jiankangBin != null && !jiankangBin.equals("")) { vo.setJiankangBin(jiankangBin); } String jiankangYi = Util.decode(request, "jiankangYi"); if (jiankangYi != null && !jiankangYi.equals("")) { vo.setJiankangYi(jiankangYi); } String jiankangJia = Util.decode(request, "jiankangJia"); if (jiankangJia != null && !jiankangJia.equals("")) { vo.setJiankangJia(jiankangJia); } String jiankangText = Util.decode(request, "jiankangText"); if (jiankangText != null && !jiankangText.equals("")) { vo.setJiankangText(jiankangText); } JiankangService jiankangService = new JiankangServiceImpl(); //调用Service层增加方法（add），增加记录 jiankangService.add(vo); this.redirectList(request, response); } else if ("delete".equals(action)) {//删除 //取出表要删除的健康记录的主键 long id = Long.parseLong(Util.decode(request, "id")); JiankangService jiankangService = new JiankangServiceImpl(); //调用Service层删除方法（delete），将对应的记录删除 jiankangService.delete(id); this.redirectList(request, response); } else if ("edit".equals(action)) {//修改 //取出页面传进来的各个数据，并设置到Jiankang对象的属性里 Jiankang vo = new Jiankang(); String id = Util.decode(request, "id"); if (id != null && !id.equals("")) { vo.setId(Long.valueOf(id)); } String jiankangName = Util.decode(request, "jiankangName"); if (jiankangName != null && !jiankangName.equals("")) { vo.setJiankangName(jiankangName); } String jiankangNo = Util.decode(request, "jiankangNo"); if (jiankangNo != null && !jiankangNo.equals("")) { vo.setJiankangNo(jiankangNo); } String jiankangDate = Util.decode(request, "jiankangDate"); if (jiankangDate != null && !jiankangDate.equals("")) { vo.setJiankangDate(jiankangDate); } String jiankangTiwen = Util.decode(request, "jiankangTiwen"); if (jiankangTiwen != null && !jiankangTiwen.equals("")) { vo.setJiankangTiwen(jiankangTiwen); } String jiankangHuan = Util.decode(request, "jiankangHuan"); if (jiankangHuan != null && !jiankangHuan.equals("")) { vo.setJiankangHuan(jiankangHuan); } String jiankangBin = Util.decode(request, "jiankangBin"); if (jiankangBin != null && !jiankangBin.equals("")) { vo.setJiankangBin(jiankangBin); } String jiankangYi = Util.decode(request, "jiankangYi"); if (jiankangYi != null && !jiankangYi.equals("")) { vo.setJiankangYi(jiankangYi); } String jiankangJia = Util.decode(request, "jiankangJia"); if (jiankangJia != null && !jiankangJia.equals("")) { vo.setJiankangJia(jiankangJia); } String jiankangText = Util.decode(request, "jiankangText"); if (jiankangText != null && !jiankangText.equals("")) { vo.setJiankangText(jiankangText); } JiankangService jiankangService = new JiankangServiceImpl(); //调用Service层更新方法（update），更新记录 jiankangService.update(vo); this.redirectList(request, response); } else if ("get".equalsIgnoreCase(action) || "editPre".equalsIgnoreCase(action)) {//根据主键ID，查询详情信息并跳转到详情页面或编辑页面 Serializable id = Util.decode(request, "id");//取出页面传入的主键，用于查询详情 JiankangService jiankangService = new JiankangServiceImpl(); Jiankang vo = jiankangService.get(id); request.getSession().setAttribute("vo", vo); String to = "get".equalsIgnoreCase(action) ? "info" : "edit";//判断是去详情显示页面还是编辑页面 response.sendRedirect("jiankang_" + to + ".jsp"); } else {//默认去列表页面 this.redirectList(request, response); } } /** * 处理Get请求 * * @param request * @param response * @throws ServletException * @throws IOException */ @Override public void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { doPost(request, response);//Get请求和Post请求的处理是一样的，所以把request、response转交给Post方法就好 } /** * 根据参数，查询出条例条件的记录集合，最后将数据返回给调用处或者将数据集合设置到session域里，再跳转到对应的列表页面 * * @param request * @param response */ private void redirectList(HttpServletRequest request, HttpServletResponse response) throws IOException { //查询列和关键字 String searchColumn = Util.decode(request, "searchColumn");