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mlirxfapo 3 years ago
parent 24b5a4bd5a
commit e27f3283a6
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失物搜索网站(BS体系风格)/SelectLostThingServlet.java
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@ -0,0 +1,292 @@
package WebServlet;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import java.util.Map;
import javax.servlet.RequestDispatcher;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import service.AdminService;
@WebServlet("/admin_selectLostThings")
public class SelectLostThingServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
doPost(request, response);
}
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
AdminService as = new AdminService();
List<Map<String, Object>> list = null;
//获得动作类型
String act = request.getParameter("act");
//条件查询
String keyword = request.getParameter("keyword");
//在条件查询分页URL中使用
String keyword1 = request.getParameter("keyword1");
String getType =request.getParameter("getType");
request.setAttribute("getType", getType);
//条件查询首页
if(keyword1 == null) {
keyword1 = keyword;
}else {
//解码URL中的中文
keyword1 = java.net.URLDecoder.decode(keyword1,"utf-8");
}
//条件查询非首页
if(keyword == null) {
keyword = keyword1;
}
//条件查询
if ("mypublish".equals(act))
{
HttpSession session =request.getSession(true);
String id =(String)session.getAttribute("id");
String type = request.getParameter("type");
if (type==null||"all".equals(type))
{
list=as.DetailSelectByUserId(id,keyword);
request.setAttribute("findthings",list);
list=as.DetailSelectByUserId2(id,keyword);
request.setAttribute("lostthings", list);
}
if("lost".equals(type))
{
list=as.DetailSelectByUserId2(id,keyword);
request.setAttribute("lostthings",list);
request.setAttribute("findthings", null);
}
if("find".equals(type))
{
list=as.DetailSelectByUserId(id,keyword);
request.setAttribute("findthings",list);
request.setAttribute("lostthings",null);
}
RequestDispatcher rds = null;
rds=request.getRequestDispatcher("mypublish.jsp");
rds.forward(request, response);
return;//一定要有return 否则会接着 下面的语句
}
if ("update".equals(act))
{
String ownername= request.getParameter("ownername");
String ownerphone=request.getParameter("ownerphone");
String thingsid=request.getParameter("thingsid");
if ( as.updateOwner(ownername,ownerphone,thingsid))
{
response.setContentType("text/html;charset=utf-8");
PrintWriter out = response.getWriter();
out.print("<script type=\"text/javascript\">\n" +
" alert(\"认领成功！\");\n" +
"</script>");
}
else{
response.setContentType("text/html;charset=utf-8");
PrintWriter out = response.getWriter();
out.print("<script type=\"text/javascript\">\n" +
" alert(\"认领失败！\");\n" +
"</script>");
}
response.setHeader("refresh", "1;searchThings.jsp");
return;
}
if ("detail".equals(act)){
list=as.DetailSelectById(request.getParameter("thingsid"));
request.setAttribute("Detail3",list);
RequestDispatcher rds = null;
rds=request.getRequestDispatcher("detail.jsp");
rds.forward(request, response);
return;//一定要有return 否则会接着 下面的语句
}
if ("detail2".equals(act)){
list=as.DetailSelectById(request.getParameter("thingsid"));
request.setAttribute("Detail3",list);
RequestDispatcher rds = null;
rds=request.getRequestDispatcher("detail2.jsp");
rds.forward(request, response);
return;//一定要有return 否则会接着 下面的语句
}
if ("detail3".equals(act)){
list=as.DetailSelectById2(request.getParameter("thingsid"));
request.setAttribute("Detail3",list);
RequestDispatcher rds = null;
rds=request.getRequestDispatcher("detail2.jsp");
rds.forward(request, response);
return;//一定要有return 否则会接着 下面的语句
}
if("condiction".equals(act)||"SelectCondiction".equals(act)||"PFSelectCondiction".equals(act)||"condiction2".equals(act)){//搜索框 或者点击 属性标签的都属于条件查询；
list = as.conditionSelectThings1(keyword);
request.setAttribute("selectThingsType", keyword);//这行代码很重要，要回显 不刷新！
if ("PFSelectCondiction".equals(act)){
list=as.conditionSelectThings2(keyword);
request.setAttribute("Deatail2",list);
int temp = list.size();
request.setAttribute("totalCount", temp);
// list=as.getAdminThingsType();
// request.setAttribute("AdminThingsType",list);
RequestDispatcher rds = null;
rds=request.getRequestDispatcher("publish_findthings.jsp");
rds.forward(request, response);
return;
}
if ("condiction2".equals(act))
{
list = as.conditionSelectThings2(keyword);
request.setAttribute("selectThingsType", keyword);//这行代码很重要，要回显 不刷新！
int temp = list.size();
request.setAttribute("totalCount", temp);
// list=as.getAdminThingsType();
// request.setAttribute("AdminThingsType",list);
RequestDispatcher rds = null;
rds=request.getRequestDispatcher("find_who_lost.jsp");
int totalPage = 0;
if (temp == 0) {
totalPage = 0;//总页数
} else {
//返回大于或者等于指定表达式的最小整数
totalPage = (int) Math.ceil((double) temp / 3);
}
String pageCur11 = request.getParameter("pageCur");
if (pageCur11 == null) {
pageCur11 = "1";
}
int pageCur = Integer.parseInt(pageCur11);
if ((pageCur - 1) * 3 > temp) {
pageCur = pageCur - 1;
}
//对之前的结果再进行 分页查询
int startIndex = (pageCur - 1) * 3;//起始位置
int perPageSize = 3;//每页3个
list = as.conditionSelectThingsByPage2(keyword, startIndex, perPageSize);
request.setAttribute("Deatail2",list);
request.setAttribute("totalPage", totalPage);
request.setAttribute("act", act);
request.setAttribute("pageCur", pageCur);
rds.forward(request, response);
return;
}
if ("SelectCondiction".equals(act))
{
request.setAttribute("Deatail",list);
int temp = list.size();
request.setAttribute("totalCount", temp);
// list=as.getAdminThingsType();
// request.setAttribute("AdminThingsType",list);
RequestDispatcher rds = null;
rds=request.getRequestDispatcher("main_Detail.jsp");
rds.forward(request, response);
return;//一定要有return 否则会接着 下面的语句
}
}else{
list = as.selectLostThings();
}
RequestDispatcher rds = null;
//分页查询
int temp = list.size();
request.setAttribute("totalCount", temp);
int totalPage = 0;
if (temp == 0) {
totalPage = 0;//总页数
} else {
//返回大于或者等于指定表达式的最小整数
totalPage = (int) Math.ceil((double) temp / 3);
}
String pageCur11 = request.getParameter("pageCur");
if (pageCur11 == null) {
pageCur11 = "1";
}
int pageCur = Integer.parseInt(pageCur11);
if ((pageCur - 1) * 3 > temp) {
pageCur = pageCur - 1;
}
//对之前的结果再进行 分页查询
int startIndex = (pageCur - 1) * 3;//起始位置
int perPageSize = 3;//每页3个
if("condiction".equals(act)) {
list = as.conditionSelectThingsByPage(keyword, startIndex, perPageSize);
}else {
list = as.selectAllThingsByPage(startIndex, perPageSize);
}
if("condiction".equals(act)) {
//回显查询条件
HttpSession session = request.getSession(true);
// List<Map<String, Object>> list2 = as.getHaveFoundThingsType();
// session.setAttribute("thingsType", list2);
//
// List<Map<String, Object>> list3 = as.getHaveFoundThingsType();
// session.setAttribute("AdminThingsType", list3);
request.setAttribute("keyword1", keyword1);
request.setAttribute("act", act);
request.setAttribute("Deatail", list);
request.setAttribute("totalPage", totalPage);
request.setAttribute("pageCur", pageCur);
//查询页面
}
if( "condiction".equals(act)){
rds = request.getRequestDispatcher("searchThings.jsp");
}
//修改查询页面
else if("updateSelect".equals(act)){
rds = request.getRequestDispatcher("admin/updateSelect.jsp");
}
//删除查询页面
else if("deleteSelect".equals(act)){
rds = request.getRequestDispatcher("searchThings.jsp");
}
else if("add".equals(act)) {
rds=request.getRequestDispatcher("addhouses.jsp");
}
rds.forward(request, response);
}
}
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