How to use deleteUser method of org.cerberus.crud.service.impl.UserService class

Best Cerberus-source code snippet using org.cerberus.crud.service.impl.UserService.deleteUser

Source:DeleteUser.java

1/**2 * Cerberus Copyright (C) 2013 - 2017 cerberustesting3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.4 *5 * This file is part of Cerberus.6 *7 * Cerberus is free software: you can redistribute it and/or modify8 * it under the terms of the GNU General Public License as published by9 * the Free Software Foundation, either version 3 of the License, or10 * (at your option) any later version.11 *12 * Cerberus is distributed in the hope that it will be useful,13 * but WITHOUT ANY WARRANTY; without even the implied warranty of14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the15 * GNU General Public License for more details.16 *17 * You should have received a copy of the GNU General Public License18 * along with Cerberus.  If not, see <http://www.gnu.org/licenses/>.19 */20package org.cerberus.servlet.crud.usermanagement;21import org.cerberus.crud.entity.User;22import org.cerberus.engine.entity.MessageEvent;23import org.cerberus.crud.service.IUserService;24import org.cerberus.crud.service.ILogEventService;25import org.cerberus.crud.service.impl.LogEventService;26import org.cerberus.enums.MessageEventEnum;27import org.cerberus.exception.CerberusException;28import org.cerberus.util.ParameterParserUtil;29import org.cerberus.util.StringUtil;30import org.cerberus.util.answer.Answer;31import org.cerberus.util.answer.AnswerItem;32import org.json.JSONException;33import org.json.JSONObject;34import org.owasp.html.PolicyFactory;35import org.owasp.html.Sanitizers;36import org.springframework.context.ApplicationContext;37import org.springframework.web.context.support.WebApplicationContextUtils;38import javax.servlet.ServletException;39import javax.servlet.http.HttpServlet;40import javax.servlet.http.HttpServletRequest;41import javax.servlet.http.HttpServletResponse;42import java.io.IOException;43import javax.servlet.annotation.WebServlet;44/**45 * @author bcivel46 */47@WebServlet(name = "DeleteUser", urlPatterns = {"/DeleteUser"})48public class DeleteUser extends HttpServlet {49    private static final org.apache.logging.log4j.Logger LOG = org.apache.logging.log4j.LogManager.getLogger(DeleteUser.class);50    /**51     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>52     * methods.53     *54     * @param request servlet request55     * @param response servlet response56     * @throws ServletException if a servlet-specific error occurs57     * @throws IOException if an I/O error occurs58     */59    protected void processRequest(HttpServletRequest request, HttpServletResponse response)60            throws ServletException, IOException, CerberusException, JSONException {61        JSONObject jsonResponse = new JSONObject();62        Answer ans = new Answer();63        MessageEvent msg = new MessageEvent(MessageEventEnum.DATA_OPERATION_ERROR_UNEXPECTED);64        msg.setDescription(msg.getDescription().replace("%DESCRIPTION%", ""));65        ans.setResultMessage(msg);66        PolicyFactory policy = Sanitizers.FORMATTING.and(Sanitizers.LINKS);67        String charset = request.getCharacterEncoding() == null ? "UTF-8" : request.getCharacterEncoding();68        String login = ParameterParserUtil.parseStringParamAndDecodeAndSanitize(request.getParameter("login"), "", charset);69        boolean userHasPermissions = request.isUserInRole("Administrator");70        /**71         * Checking all constrains before calling the services.72         */73        if (StringUtil.isNullOrEmpty(login)) {74            msg = new MessageEvent(MessageEventEnum.DATA_OPERATION_ERROR_EXPECTED);75            msg.setDescription(msg.getDescription().replace("%ITEM%", "User")76                    .replace("%OPERATION%", "Delete")77                    .replace("%REASON%", "User name is missing!"));78            ans.setResultMessage(msg);79        } else if (!userHasPermissions) {80            msg = new MessageEvent(MessageEventEnum.DATA_OPERATION_ERROR_EXPECTED);81            msg.setDescription(msg.getDescription().replace("%ITEM%", "User")82                    .replace("%OPERATION%", "Delete")83                    .replace("%REASON%", "You don't have the right to do that"));84            ans.setResultMessage(msg);85        } else {86            /**87             * All data seems cleans so we can call the services.88             */89            ApplicationContext appContext = WebApplicationContextUtils.getWebApplicationContext(this.getServletContext());90            IUserService userService = appContext.getBean(IUserService.class);91            AnswerItem resp = userService.readByKey(login);92            if (resp.isCodeEquals(MessageEventEnum.DATA_OPERATION_OK.getCode())) {93                if (resp.getItem() != null) {94                    ans = userService.delete((User) resp.getItem());95                    if (ans.isCodeEquals(MessageEventEnum.DATA_OPERATION_OK.getCode())) {96                        /**97                         * Object updated. Adding Log entry.98                         */99                        ILogEventService logEventService = appContext.getBean(LogEventService.class);100                        logEventService.createForPrivateCalls("/DeleteUser", "DELETE", "Delete User : ['" + login + "']", request);101                    }102                } else {103                    msg = new MessageEvent(MessageEventEnum.DATA_OPERATION_ERROR_EXPECTED);104                    msg.setDescription(msg.getDescription().replace("%ITEM%", "User")105                            .replace("%OPERATION%", "Delete")106                            .replace("%REASON%", "User not found"));107                    ans.setResultMessage(msg);108                }109            }110        }111        /**112         * Formating and returning the json result.113         */114        jsonResponse.put("messageType", ans.getResultMessage().getMessage().getCodeString());115        jsonResponse.put("message", ans.getResultMessage().getDescription());116        response.getWriter().print(jsonResponse);117        response.getWriter().flush();118    }119    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">120    /**121     * Handles the HTTP <code>GET</code> method.122     *123     * @param request servlet request124     * @param response servlet response125     * @throws ServletException if a servlet-specific error occurs126     * @throws IOException if an I/O error occurs127     */128    @Override129    protected void doGet(HttpServletRequest request, HttpServletResponse response)130            throws ServletException, IOException {131        try {132            processRequest(request, response);133        } catch (CerberusException ex) {134            LOG.warn(ex);135        } catch (JSONException ex) {136            LOG.warn(ex);137        }138    }139    /**140     * Handles the HTTP <code>POST</code> method.141     *142     * @param request servlet request143     * @param response servlet response144     * @throws ServletException if a servlet-specific error occurs145     * @throws IOException if an I/O error occurs146     */147    @Override148    protected void doPost(HttpServletRequest request, HttpServletResponse response)149            throws ServletException, IOException {150        try {151            processRequest(request, response);152        } catch (CerberusException ex) {153            LOG.warn(ex);154        } catch (JSONException ex) {155            LOG.warn(ex);156        }157    }158    /**159     * Returns a short description of the servlet.160     *161     * @return a String containing servlet description162     */163    @Override164    public String getServletInfo() {165        return "Short description";166    }// </editor-fold>167}...

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