角色管理以及权限管理：管理员可以修改每名用户的角色，也可以修改每个角色的权限，用户根据权限可以进入不同的界面。
<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%> <%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%> <!DOCTYPE html> <html> <head> <meta charset="UTF-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <link rel="stylesheet" href="https://cdn.staticfile.org/twitter-bootstrap/4.3.1/css/bootstrap.min.css"> <script src="https://cdn.staticfile.org/jquery/3.2.1/jquery.min.js"></script> <script src="https://cdn.staticfile.org/popper.js/1.15.0/umd/popper.min.js"></script> <script src="https://cdn.staticfile.org/twitter-bootstrap/4.3.1/js/bootstrap.min.js"></script> <title></title> </head> <body> <div align="center"> <h1 style="color: red;">用户角色总览</h1> <table class="table table-hover table-striped table-bordered table-sm" id="resultshow"> <tr> <td>昵称</td> <td>现用角色</td> <td>修改角色</td> <td></td> </tr> <c:forEach items="${user}" var="item"> <tr > <td><input type="text" id="username" value="${item.username}" readonly/></td> <td>${item.joker}</td> <td> <select name="joker" id='${item.username}'> <option value="${item.joker}">请选择</option> <option value="管理员">管理员</option> <option value="形审部门">形审部门</option> <option value="部审部门">部审部门</option> <option value="普通用户">普通用户</option> </select> </td> <td><div align="center"><input type="button" value="保存" onclick="change('${item.username}')"></div></td> </tr> </c:forEach> </table> </div> </body> <script type="text/javascript"> function change(username) { var joker = document.getElementById(username).value; var url = "AdminServlet?method=changeTheJoker&username=" + username + "&joker=" + joker; if (confirm("确定要修改吗？")){ window.location.href = url; }else{ return false; } } </script> </html>
package servlet; import java.io.IOException; import java.util.List; 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 bean.User; import dao.AdminDao; @WebServlet("/AllJokerServlet") public class AllJokerServlet extends HttpServlet { private static final long serialVersionUID = 1L; public AllJokerServlet() { super(); // TODO Auto-generated constructor stub } protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub request.setCharacterEncoding("utf-8"); List<User> user = AdminDao.listuser(); request.setAttribute("user", user); request.getRequestDispatcher("admin/alljoker.jsp").forward(request,response); } protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { // TODO Auto-generated method stub doGet(request, response); } }
package servlet; import java.io.IOException; import java.util.Arrays; 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 bean.Power; import bean.Table; import bean.User; import dao.AdminDao; @WebServlet("/AdminServlet") public class AdminServlet extends HttpServlet { private static final long serialVersionUID = 1L; public AdminServlet() { super(); // TODO Auto-generated constructor stub } protected void service(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException { request.setCharacterEncoding("utf-8"); String method = request.getParameter("method"); if ("getTheTableById".equals(method)) { getTheTableById(request, response); } else if ("changeTheTableById".equals(method)) { changeTheTableById(request, response); } else if ("changeTheTable".equals(method)) { changeTheTable(request, response); } else if ("deleteTheTableById".equals(method)) { deleteTheTableById(request, response); } else if ("getTheUserById".equals(method)) { getTheUserById(request, response); } else if ("changeTheUserById".equals(method)) { changeTheUserById(request, response); } else if ("changeTheUser".equals(method)) { changeTheUser(request, response); } else if ("deleteTheUserById".equals(method)) { deleteTheUserById(request, response); } else if ("changeTheJoker".equals(method)) { changeTheJoker(request, response); } else if ("changeThePowerByJoker".equals(method)) { changeThePowerByJoker(request, response); } else if ("changeThePower".equals(method)) { changeThePower(request, response); } } private void getTheTableById(final HttpServletRequest request, final HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); int id = Integer.parseInt(request.getParameter("id")); Table table = AdminDao.getTheTableById(id); request.setAttribute("table", table); request.getRequestDispatcher("table/thetable.jsp").forward(request,response); } private void changeTheTableById(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); int id = Integer.parseInt(request.getParameter("id")); Table table = AdminDao.getTheTableById(id); request.setAttribute("table", table); request.getRequestDispatcher("table/changetable.jsp").forward(request,response); } private void changeTheTable(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); response.setContentType("text/html;charset=utf-8"); String wjid1=request.getParameter("wjid"); int wjid=Integer.parseInt(wjid1); String jgqc=request.getParameter("jgqc"); String gkglbm=request.getParameter("gkglbm"); String txdz=request.getParameter("txdz"); String szdy=request.getParameter("szdy"); String wz=request.getParameter("wz"); String dzxx=request.getParameter("dzxx"); String frdb=request.getParameter("frdb"); String yzbm=request.getParameter("yzbm"); String lxr=request.getParameter("lxr"); String gddh=request.getParameter("gddh"); String sj=request.getParameter("sj"); String cz=request.getParameter("cz"); String jgsx=request.getParameter("jgsx"); String jgjj=request.getParameter("jgjj"); String jsxqmc=request.getParameter("jsxqmc"); String qsxqsx=request.getParameter("qsxqsx"); String jzxqsx=request.getParameter("jzxqsx"); String jsxqgs=request.getParameter("jsxqgs"); String gjza=request.getParameter("gjza"); String gjzb=request.getParameter("gjzb"); String gjzc=request.getParameter("gjzc"); String gjzd=request.getParameter("gjzd"); String gjze=request.getParameter("gjze"); String gjz=gjza+" "+gjzb+" "+gjzc+" "+gjzd+" "+gjze; String ntrjeze1=request.getParameter("ntrjeze"); int ntrjeze=Integer.parseInt(ntrjeze1); String jsxqjjfs=request.getParameter("jsxqjjfs"); String hzyxdw=request.getParameter("hzyxdw"); String kjhdlx=request.getParameter("kjhdlx"); String xkfl=request.getParameter("xkfl"); String [] a = request.getParameterValues("xqjsssly"); String xqjsssly=Arrays.toString(a); xqjsssly=xqjsssly.substring(1,xqjsssly.length()-1); String xqjsyyhy=request.getParameter("xqjsyyhy"); String qtjs=request.getParameter("qtjs"); String xssh=request.getParameter("xssh"); String glcs=request.getParameter("glcs"); String xsyj=request.getParameter("xsyj"); String bmsh=request.getParameter("bmsh"); String bmyj=request.getParameter("bmyj"); Table tbwork =new Table(); tbwork.setWjid(wjid); tbwork.setJgqc(jgqc); tbwork.setGkglbm(gkglbm); tbwork.setTxdz(txdz); tbwork.setSzdy(szdy); tbwork.setWz(wz); tbwork.setDzxx(dzxx); tbwork.setFrdb(frdb); tbwork.setYzbm(yzbm); tbwork.setLxr(lxr); tbwork.setGddh(gddh); tbwork.setSj(sj); tbwork.setCz(cz); tbwork.setJgsx(jgsx); tbwork.setJgjj(jgjj); tbwork.setJsxqmc(jsxqmc); tbwork.setQsxqsx(qsxqsx); tbwork.setJzxqsx(jzxqsx); tbwork.setJsxqgs(jsxqgs); tbwork.setGjz(gjz); tbwork.setNtrjeze(ntrjeze); tbwork.setJsxqjjfs(jsxqjjfs); tbwork.setHzyxdw(hzyxdw); tbwork.setKjhdlx(kjhdlx); tbwork.setXkfl(xkfl); tbwork.setXqjsssly(xqjsssly); tbwork.setXqjsyyhy(xqjsyyhy); tbwork.setQtjs(qtjs); tbwork.setXssh(xssh); tbwork.setXsyj(xsyj); tbwork.setGlcs(glcs); tbwork.setBmsh(bmsh); tbwork.setBmyj(bmyj); try{ AdminDao.changeTheTableById(tbwork); request.setAttribute("message", "修改成功"); request.getRequestDispatcher("AllTableServlet").forward(request,response); }catch(Exception e){ System.out.println("保存失败"); e.printStackTrace(); } } private void getTheUserById(final HttpServletRequest request, final HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); int id = Integer.parseInt(request.getParameter("id")); User user = AdminDao.getTheUserById(id); request.setAttribute("user", user); request.getRequestDispatcher("user/theuser.jsp").forward(request,response); } private void changeTheUserById(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); int id = Integer.parseInt(request.getParameter("id")); User user = AdminDao.getTheUserById(id); request.setAttribute("user", user); request.getRequestDispatcher("user/changeuser.jsp").forward(request,response); } private void changeTheUser(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); response.setContentType("text/html;charset=utf-8"); String id1=request.getParameter("id"); int id=Integer.parseInt(id1); String username=request.getParameter("username"); String password=request.getParameter("password"); String jgmc=request.getParameter("jgmc"); String zzjgdm=request.getParameter("zzjgdm"); String name=request.getParameter("name"); String ssz=request.getParameter("ssz"); String yzbm=request.getParameter("yzbm"); String sex=request.getParameter("sex"); String sheng=request.getParameter("sheng"); String shi=request.getParameter("shi"); String zyfx=request.getParameter("zyfx"); String szhy=request.getParameter("szhy"); String jycd=request.getParameter("jycd"); String zc=request.getParameter("zc"); String txdz=request.getParameter("txdz"); String sj=request.getParameter("sj"); String gddh=request.getParameter("gddh"); String yx=request.getParameter("yx"); String qq=request.getParameter("qq"); String joker=request.getParameter("joker"); User Subject =new User(); Subject.setId(id); Subject.setUsername(username); Subject.setPassword(password); Subject.setJgmc(jgmc); Subject.setZzjgdm(zzjgdm); Subject.setName(name); Subject.setSsz(ssz); Subject.setYzbm(yzbm); Subject.setSex(sex); Subject.setSheng(sheng); Subject.setShi(shi); Subject.setZyfx(zyfx); Subject.setSzhy(szhy); Subject.setJycd(jycd); Subject.setZc(zc); Subject.setTxdz(txdz); Subject.setSj(sj); Subject.setGddh(gddh); Subject.setYx(yx); Subject.setQq(qq); Subject.setJoker(joker); try{ AdminDao.changeTheUserById(Subject); request.setAttribute("message", "修改成功"); request.getRequestDispatcher("AllUserServlet").forward(request,response); }catch(Exception e){ System.out.println("保存失败"); e.printStackTrace(); } } private void deleteTheTableById(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); int id = Integer.parseInt(request.getParameter("id")); try{ AdminDao.deleteTheTableById(id); request.setAttribute("message", "删除成功"); request.getRequestDispatcher("AllTableServlet").forward(request,response); }catch(Exception e){ System.out.println("删除失败"); e.printStackTrace(); } } private void deleteTheUserById(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); int id = Integer.parseInt(request.getParameter("id")); try{ AdminDao.deleteTheUserById(id); request.setAttribute("message", "删除成功"); request.getRequestDispatcher("AllUserServlet").forward(request,response); }catch(Exception e){ System.out.println("删除失败"); e.printStackTrace(); } } private void changeTheJoker(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); String username = request.getParameter("username"); String joker = request.getParameter("joker"); try{ AdminDao.changeTheJoker(username,joker); request.setAttribute("message", "保存成功"); request.getRequestDispatcher("AllJokerServlet").forward(request,response); }catch(Exception e){ System.out.println("保存失败"); e.printStackTrace(); } } private void changeThePowerByJoker(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); String joker = request.getParameter("joker"); Power power = new Power(); power = AdminDao.getThePowerByJoker(joker); request.setAttribute("power", power); request.getRequestDispatcher("admin/changepower.jsp").forward(request,response); } private void changeThePower(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException{ request.setCharacterEncoding("utf-8"); String joker = request.getParameter("joker"); String xqzj_qx1 = request.getParameter("xqzj_qx"); int xqzj_qx = Integer.parseInt(xqzj_qx1); String xqgl_qx1 = request.getParameter("xqgl_qx"); int xqgl_qx = Integer.parseInt(xqgl_qx1); String yhxx_qx1 = request.getParameter("yhxx_qx"); int yhxx_qx = Integer.parseInt(yhxx_qx1); String xgmm_qx1 = request.getParameter("xgmm_qx"); int xgmm_qx = Integer.parseInt(xgmm_qx1); String tjxq_qx1 = request.getParameter("tjxq_qx"); int tjxq_qx = Integer.parseInt(tjxq_qx1); String xssh_qx1 = request.getParameter("xssh_qx"); int xssh_qx = Integer.parseInt(xssh_qx1); String bmsh_qx1 = request.getParameter("bmsh_qx"); int bmsh_qx = Integer.parseInt(bmsh_qx1); try{ AdminDao.changeThePower(joker,xqzj_qx,xqgl_qx,yhxx_qx,xgmm_qx,tjxq_qx,xssh_qx,bmsh_qx); request.setAttribute("message", "保存成功"); request.getRequestDispatcher("AllPowerServlet").forward(request,response); }catch(Exception e){ System.out.println("保存失败"); e.printStackTrace(); } } }
package dao; import java.sql.Connection; import java.sql.PreparedStatement; import java.sql.ResultSet; import java.sql.SQLException; import java.sql.Statement; import java.util.ArrayList; import java.util.List; import bean.Power; import bean.Table; import bean.User; import util.DBUtil; public class AdminDao { public static List<User> listuser() { String sql = "select * from t_user"; List<User> list = new ArrayList<>(); Connection conn = DBUtil.getConnection(); Statement state = null; ResultSet rs = null; try { state = conn.createStatement(); rs = state.executeQuery(sql); while (rs.next()) { User user = new User(); int id = rs.getInt("id"); String username = rs.getString("username"); String name = rs.getString("name"); String sex = rs.getString("sex"); String jgmc = rs.getString("jgmc"); String joker = rs.getString("joker"); user.setId(id); user.setUsername(username); user.setName(name); user.setSex(sex); user.setJgmc(jgmc); user.setJoker(joker); list.add(user); } } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(rs, state, conn); } return list; } public static List<Power> listpower() { String sql = "select * from t_power"; List<Power> list = new ArrayList<>(); Connection conn = DBUtil.getConnection(); Statement state = null; ResultSet rs = null; try { state = conn.createStatement(); rs = state.executeQuery(sql); while (rs.next()) { Power power = new Power(); String joker = rs.getString("joker"); int xqzj_qx = rs.getInt("xqzj_qx"); int xqgl_qx = rs.getInt("xqgl_qx"); int yhxx_qx = rs.getInt("yhxx_qx"); int xgmm_qx = rs.getInt("xgmm_qx"); int xssh_qx = rs.getInt("xssh_qx"); int bmsh_qx = rs.getInt("bmsh_qx"); int tjxq_qx = rs.getInt("tjxq_qx"); power.setJoker(joker); power.setXqzj_qx(xqzj_qx); power.setXqgl_qx(xqgl_qx); power.setYhxx_qx(yhxx_qx); power.setXgmm_qx(xgmm_qx); power.setXssh_qx(xssh_qx); power.setBmsh_qx(bmsh_qx); power.setTjxq_qx(tjxq_qx); list.add(power); } } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(rs, state, conn); } return list; } public static List<Table> listtable() { String sql = "select * from t_table"; List<Table> list2 = new ArrayList<>(); Connection conn = DBUtil.getConnection(); Statement state = null; ResultSet rs = null; try { state = conn.createStatement(); rs = state.executeQuery(sql); while (rs.next()) { Table table = new Table(); int wjid = rs.getInt("wjid"); String jsxqmc = rs.getString("jsxqmc"); String jgqc = rs.getString("jgqc"); String gkglbm = rs.getString("gkglbm"); String szdy = rs.getString("szdy"); String frdb = rs.getString("frdb"); String lxr = rs.getString("lxr"); String jgsx = rs.getString("jgsx"); int ntrjeze = rs.getInt("ntrjeze"); String jsxqjjfs = rs.getString("jsxqjjfs"); String kjhdlx = rs.getString("kjhdlx"); String xkfl = rs.getString("xkfl"); String xqjsssly = rs.getString("xqjsssly"); String xqjsyyhy = rs.getString("xqjsyyhy"); String glcs = rs.getString("glcs"); String xssh = rs.getString("xssh"); String bmsh = rs.getString("bmsh"); table.setWjid(wjid); table.setJsxqmc(jsxqmc); table.setJsxqjjfs(jsxqjjfs); table.setKjhdlx(kjhdlx); table.setGkglbm(gkglbm); table.setJgqc(jgqc); table.setLxr(lxr); table.setSzdy(szdy); table.setFrdb(frdb); table.setJgsx(jgsx); table.setNtrjeze(ntrjeze); table.setXkfl(xkfl); table.setXqjsssly(xqjsssly); table.setXqjsyyhy(xqjsyyhy); table.setGlcs(glcs); table.setXssh(xssh); table.setBmsh(bmsh); list2.add(table); } } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(rs, state, conn); } return list2; } public static Table getTheTableById(int id) { String sql = "select * from t_table where wjid ="+id; Connection conn = DBUtil.getConnection(); Statement state = null; ResultSet rs = null; Table table = new Table(); try { state = conn.createStatement(); rs = state.executeQuery(sql); while (rs.next()) { int wjid = rs.getInt("wjid"); String jsxqmc = rs.getString("jsxqmc"); String jgqc = rs.getString("jgqc"); String gkglbm = rs.getString("gkglbm"); String txdz = rs.getString("txdz"); String szdy = rs.getString("szdy"); String wz = rs.getString("wz"); String dzxx = rs.getString("dzxx"); String frdb = rs.getString("frdb"); String yzbm = rs.getString("yzbm"); String lxr = rs.getString("lxr"); String gddh = rs.getString("gddh"); String sj = rs.getString("sj"); String cz = rs.getString("cz"); String jgsx = rs.getString("jgsx"); String jgjj = rs.getString("jgjj"); String qsxqsx = rs.getString("qsxqsx"); String jzxqsx = rs.getString("jzxqsx"); String jsxqgs = rs.getString("jsxqgs"); String gjz = rs.getString("gjz"); int ntrjeze = rs.getInt("ntrjeze"); String jsxqjjfs = rs.getString("jsxqjjfs"); String hzyxdw = rs.getString("hzyxdw"); String kjhdlx = rs.getString("kjhdlx"); String xkfl = rs.getString("xkfl"); String xqjsssly = rs.getString("xqjsssly"); String xqjsyyhy = rs.getString("xqjsyyhy"); String qtjs = rs.getString("qtjs"); String glcs = rs.getString("glcs"); String xssh = rs.getString("xssh"); String bmsh = rs.getString("bmsh"); String xsyj = rs.getString("xsyj"); String bmyj = rs.getString("bmyj"); table.setWjid(wjid); table.setJgqc(jgqc); table.setGkglbm(gkglbm); table.setTxdz(txdz); table.setSzdy(szdy); table.setWz(wz); table.setDzxx(dzxx); table.setFrdb(frdb); table.setYzbm(yzbm); table.setLxr(lxr); table.setGddh(gddh); table.setSj(sj); table.setCz(cz); table.setJgsx(jgsx); table.setJgjj(jgjj); table.setJsxqmc(jsxqmc); table.setQsxqsx(qsxqsx); table.setJzxqsx(jzxqsx); table.setJsxqgs(jsxqgs); table.setGjz(gjz); table.setNtrjeze(ntrjeze); table.setJsxqjjfs(jsxqjjfs); table.setHzyxdw(hzyxdw); table.setKjhdlx(kjhdlx); table.setXkfl(xkfl); table.setXqjsssly(xqjsssly); table.setXqjsyyhy(xqjsyyhy); table.setQtjs(qtjs); table.setXssh(xssh); table.setBmsh(bmsh); table.setGlcs(glcs); table.setXsyj(xsyj); table.setBmyj(bmyj); } } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(rs, state, conn); } return table; } public static User getTheUserById(int id1) { String sql = "select * from t_user where id ="+id1; Connection conn = DBUtil.getConnection(); Statement state = null; ResultSet rs = null; User user = new User(); try { state = conn.createStatement(); rs = state.executeQuery(sql); while (rs.next()) { int id = rs.getInt("id"); String username = rs.getString("username"); String password = rs.getString("password"); String jgmc = rs.getString("jgmc"); String zzjgdm = rs.getString("zzjgdm"); String name = rs.getString("name"); String ssz = rs.getString("ssz"); String yzbm = rs.getString("yzbm"); String sex = rs.getString("sex"); String sheng = rs.getString("sheng"); String shi = rs.getString("shi"); String zyfx = rs.getString("zyfx"); String szhy = rs.getString("szhy"); String jycd = rs.getString("jycd"); String zc = rs.getString("zc"); String txdz = rs.getString("txdz"); String sj = rs.getString("sj"); String gddh = rs.getString("gddh"); String yx = rs.getString("yx"); String qq = rs.getString("qq"); String joker = rs.getString("joker"); user.setId(id); user.setUsername(username); user.setPassword(password); user.setJgmc(jgmc); user.setZzjgdm(zzjgdm); user.setName(name); user.setSsz(ssz); user.setYzbm(yzbm); user.setSex(sex); user.setSheng(sheng); user.setShi(shi); user.setZyfx(zyfx); user.setSzhy(szhy); user.setJycd(jycd); user.setZc(zc); user.setTxdz(txdz); user.setSj(sj); user.setGddh(gddh); user.setYx(yx); user.setQq(qq); user.setJoker(joker); } } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(rs, state, conn); } return user; } public static boolean changeTheTableById(Table table) { Connection conn = DBUtil.getConnection(); boolean flag = false; try { String sql = "update t_table set jgqc = '"+table.getJgqc() + "', gkglbm = '"+table.getGkglbm() + "', txdz = '"+table.getTxdz() + "', szdy = '"+table.getSzdy() + "', wz = '"+table.getWz() + "', dzxx = '"+table.getDzxx() + "', frdb = '"+table.getFrdb() + "', yzbm = '"+table.getYzbm() + "', lxr = '"+table.getLxr() + "', gddh = '"+table.getGddh() + "', sj = '"+table.getSj() + "', cz = '"+table.getCz() + "', jgsx = '"+table.getJgsx() + "', jgjj = '"+table.getJgjj() + "', jsxqmc = '"+table.getJsxqmc() + "', qsxqsx = '"+table.getQsxqsx() + "', jzxqsx = '"+table.getJzxqsx() + "', jsxqgs = '"+table.getJsxqgs() + "', gjz = '"+table.getGjz() + "', ntrjeze = '"+table.getNtrjeze() + "', jsxqjjfs = '"+table.getJsxqjjfs() + "', hzyxdw = '"+table.getHzyxdw() + "', kjhdlx = '"+table.getKjhdlx() + "', xkfl = '"+table.getXkfl() + "', xqjsssly = '"+table.getXqjsssly() + "', xqjsyyhy = '"+table.getXqjsyyhy() + "', qtjs = '"+table.getQtjs() + "', xssh = '"+table.getXssh() + "', xsyj = '"+table.getXsyj() + "', glcs = '"+table.getGlcs() + "', bmsh = '"+table.getBmsh() + "', bmyj = '"+table.getBmyj() + "' where wjid = '"+table.getWjid()+"'"; System.out.println(sql); PreparedStatement pstmt = conn.prepareStatement(sql); int i = pstmt.executeUpdate(); pstmt.close(); conn.close(); if(i>0) { flag = true; } } catch (SQLException e) { e.printStackTrace(); } return flag; } public static boolean changeTheUserById(User user) { Connection conn = DBUtil.getConnection(); boolean flag = false; try { String sql = "update t_user set username = '"+user.getUsername() + "', password = '"+user.getPassword() + "', jgmc = '"+user.getJgmc() + "', zzjgdm = '"+user.getZzjgdm() + "', name = '"+user.getName() + "', ssz = '"+user.getSsz() + "', yzbm = '"+user.getYzbm() + "', sex = '"+user.getSex() + "', sheng = '"+user.getSheng() + "', shi = '"+user.getShi() + "', zyfx = '"+user.getZyfx() + "', szhy = '"+user.getSzhy() + "', jycd = '"+user.getJycd() + "', zc = '"+user.getZc() + "', txdz = '"+user.getTxdz() + "', sj = '"+user.getSj() + "', gddh = '"+user.getGddh() + "', yx = '"+user.getYx() + "', qq = '"+user.getQq() + "', joker = '"+user.getJoker() + "' where id = '"+user.getId()+"'"; System.out.println(sql); PreparedStatement pstmt = conn.prepareStatement(sql); int i = pstmt.executeUpdate(); pstmt.close(); conn.close(); if(i>0) { flag = true; } } catch (SQLException e) { e.printStackTrace(); } return flag; } public static boolean deleteTheTableById (int id) { boolean f = false; String sql = "delete from t_table where wjid='" + id + "'"; Connection conn = DBUtil.getConnection(); Statement state = null; int a = 0; try { state = conn.createStatement(); a = state.executeUpdate(sql); } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(state, conn); } if (a > 0) { f = true; } return f; } public static boolean deleteTheUserById (int id) { boolean f = false; String sql = "delete from t_user where id='" + id + "'"; Connection conn = DBUtil.getConnection(); Statement state = null; int a = 0; try { state = conn.createStatement(); a = state.executeUpdate(sql); } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(state, conn); } if (a > 0) { f = true; } return f; } public static boolean changeTheJoker (String username,String joker) { boolean f = false; String sql = "update t_user set joker = '"+joker+"' where username='" + username + "'"; Connection conn = DBUtil.getConnection(); Statement state = null; int a = 0; try { state = conn.createStatement(); a = state.executeUpdate(sql); } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(state, conn); } if (a > 0) { f = true; } return f; } public static Power getThePowerByJoker(String joker) { String sql = "select * from t_power where joker = '"+joker+"'"; Power power = new Power(); Connection conn = DBUtil.getConnection(); Statement state = null; ResultSet rs = null; try { state = conn.createStatement(); rs = state.executeQuery(sql); while(rs.next()) { int xqzj_qx = rs.getInt("xqzj_qx"); int xqgl_qx = rs.getInt("xqgl_qx"); int yhxx_qx = rs.getInt("yhxx_qx"); int xgmm_qx = rs.getInt("xgmm_qx"); int xssh_qx = rs.getInt("xssh_qx"); int bmsh_qx = rs.getInt("bmsh_qx"); int tjxq_qx = rs.getInt("tjxq_qx"); power.setJoker(joker); power.setXqzj_qx(xqzj_qx); power.setXqgl_qx(xqgl_qx); power.setYhxx_qx(yhxx_qx); power.setXgmm_qx(xgmm_qx); power.setXssh_qx(xssh_qx); power.setBmsh_qx(bmsh_qx); power.setTjxq_qx(tjxq_qx); } } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(rs, state, conn); } return power; } public static boolean changeThePower (String joker, int xqzj_qx, int xqgl_qx, int yhxx_qx, int xgmm_qx, int tjxq_qx, int xssh_qx, int bmsh_qx) { boolean f = false; String sql = "update t_power set xqzj_qx = '"+xqzj_qx +"', xqgl_qx = '"+xqgl_qx +"', yhxx_qx = '"+yhxx_qx +"', xgmm_qx = '"+xgmm_qx +"', tjxq_qx = '"+tjxq_qx +"', xssh_qx = '"+xssh_qx +"', bmsh_qx = '"+bmsh_qx +"' where joker='" + joker + "'"; Connection conn = DBUtil.getConnection(); Statement state = null; int a = 0; try { state = conn.createStatement(); a = state.executeUpdate(sql); } catch (SQLException e) { e.printStackTrace(); } finally { DBUtil.close(state, conn); } if (a > 0) { f = true; } return f; } }