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96 lines
2.5 KiB
96 lines
2.5 KiB
package servlet.admin;
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import java.io.IOException;
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import java.io.PrintWriter;
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import java.sql.PreparedStatement;
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import java.sql.ResultSet;
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import java.sql.SQLException;
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import java.util.Map;
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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 java.sql.Connection;
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import javabean.Base;
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import javabean.Common;
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import javabean.Util;
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@WebServlet("/admin/ruleAdd")
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public class RuleAdd extends HttpServlet {
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@Override
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protected void doPost(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException {
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resp.setContentType("application/json; charset=utf8");
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// 准备数据
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Connection connection = null;
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PreparedStatement pstmt = null;
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ResultSet resultSet = null;
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int result = 0;
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String sql = "";
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String borrow_library = "";
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// 准备返回数据
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int code = 1;
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String msg = "";
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// 获取数据
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// 获取限定图书馆1、2、3
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int num = 0;
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try {
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Map<String, String> libraryMap = Common.getLibraryMap();
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System.out.println(libraryMap);
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for(String key : libraryMap.keySet()) {
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if(req.getParameter("borrow_library[" +key +"]") != null) {
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if(num == 0) {
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borrow_library += key;
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num++;
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}else {
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borrow_library += "、"+key;
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}
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}
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}
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if(borrow_library.isEmpty()) {
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msg = "允许图书馆不能为空";
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}
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} catch (SQLException e) {
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msg = "获取图书馆失败";
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}
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String borrow_num = req.getParameter("borrow_num");
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String limit_day = req.getParameter("limit_day");
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String overtime_fee = req.getParameter("overtime_fee");
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try {
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connection = (Connection) Base.getConnection();
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sql = "insert into rules(borrow_num, limit_day, borrow_library, overtime_fee) values(?,?,?,?)";
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pstmt = connection.prepareStatement(sql);
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pstmt.setString(1, borrow_num);
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pstmt.setString(2, limit_day);
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pstmt.setString(3, borrow_library);
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pstmt.setString(4, overtime_fee);
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result = pstmt.executeUpdate();
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if(result == 1) {
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code = 0;
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msg = "success";
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}
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} catch (ClassNotFoundException e) {
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msg = "classnotfound";
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} catch (SQLException e) {
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msg = "SQL错误";
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} finally {
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try {
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Base.closeResource(connection, pstmt, null);
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} catch (SQLException e) {
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msg = "关闭失败";
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}
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}
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PrintWriter out = resp.getWriter();
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out.print(Util.jsonResponse(code, msg, null));
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}
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}
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