mirror of
https://github.com/ZSCNetSupportDept/WechatTicketSystem.git
synced 2025-10-29 08:05:04 +08:00
89 lines
3.4 KiB
Java
89 lines
3.4 KiB
Java
package love.sola.netsupport.api;
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import com.google.gson.Gson;
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import love.sola.netsupport.pojo.Ticket;
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import love.sola.netsupport.pojo.User;
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import love.sola.netsupport.sql.SQLCore;
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import love.sola.netsupport.util.Checker;
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import love.sola.netsupport.util.ParseUtil;
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import love.sola.netsupport.wechat.Command;
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import org.hibernate.Criteria;
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import org.hibernate.HibernateException;
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import org.hibernate.Session;
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import org.hibernate.criterion.Order;
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import org.hibernate.criterion.Restrictions;
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import javax.servlet.ServletException;
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import javax.servlet.annotation.WebServlet;
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import javax.servlet.http.HttpServlet;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import java.io.IOException;
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import java.io.PrintWriter;
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/**
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* ***********************************************
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* Created by Sola on 2015/12/4.
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* Don't modify this source without my agreement
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* ***********************************************
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*/
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@WebServlet(name = "TicketQuery", urlPatterns = "/api/ticketquery", loadOnStartup = 24)
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public class TicketQuery extends HttpServlet {
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private Gson gson = SQLCore.gson;
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protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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doGet(request, response);
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}
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@SuppressWarnings("Duplicates")
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protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
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request.setCharacterEncoding("utf-8");
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response.setCharacterEncoding("utf-8");
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response.addHeader("Content-type", "text/json;charset=utf-8");
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PrintWriter out = response.getWriter();
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String json = gson.toJson(query(request));
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out.println(ParseUtil.parseJsonP(request, json));
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out.close();
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}
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private Response query(HttpServletRequest request) {
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try (Session s = SQLCore.sf.openSession()) {
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HttpSession httpSession = request.getSession(false);
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if (!Checker.authorized(httpSession, Command.QUERY)) {
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return new Response(Response.ResponseCode.UNAUTHORIZED);
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}
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User u = (User) httpSession.getAttribute("user");
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if (u == null) return new Response(Response.ResponseCode.UNAUTHORIZED);
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Criteria c = s.createCriteria(Ticket.class);
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int first = request.getParameter("offset") == null ? 0 : Integer.parseInt(request.getParameter("offset"));
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int limit = request.getParameter("limit") == null ? 5 : Integer.parseInt(request.getParameter("limit"));
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c.setFirstResult(first);
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c.setMaxResults(limit);
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c.addOrder(Order.desc(Ticket.PROPERTY_SUBMIT_TIME));
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c.add(Restrictions.eq(Ticket.PROPERTY_USER, u));
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if (request.getParameter("status") != null) {
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c.add(Restrictions.eq(Ticket.PROPERTY_STATUS, Integer.parseInt(request.getParameter("status"))));
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} else if (request.getParameter("statusl") != null && request.getParameter("statush") != null) {
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c.add(Restrictions.between(Ticket.PROPERTY_STATUS,
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Integer.parseInt(request.getParameter("statusl")),
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Integer.parseInt(request.getParameter("statush"))
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));
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}
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return new Response(Response.ResponseCode.OK, c.list());
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} catch (NumberFormatException e) {
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return new Response(Response.ResponseCode.ILLEGAL_PARAMETER);
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} catch (HibernateException e) {
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e.printStackTrace();
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return new Response(Response.ResponseCode.DATABASE_ERROR, e);
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} catch (Exception e) {
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e.printStackTrace();
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return new Response(Response.ResponseCode.INTERNAL_ERROR, e);
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}
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}
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}
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