/src/main/java/com/google/ie/web/controller/AuditController.java

  1/* Copyright 2010 Google Inc.
  2 * 
  3 * Licensed under the Apache License, Version 2.0 (the "License");
  4 * you may not use this file except in compliance with the License.
  5 * You may obtain a copy of the License at
  6 * 
  7 *      http://www.apache.org/licenses/LICENSE-2.0
  8 * 
  9 * Unless required by applicable law or agreed to in writing, software
 10 * distributed under the License is distributed on an "AS IS" BASIS.
 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12 * See the License for the specific language governing permissions and
 13 * limitations under the License
 14 */
 15
 16package com.google.ie.web.controller;
 17
 18import com.google.ie.business.domain.Audit;
 19import com.google.ie.business.service.AuditService;
 20import com.google.ie.dto.ViewStatus;
 21
 22import org.apache.log4j.Logger;
 23import org.springframework.beans.factory.annotation.Autowired;
 24import org.springframework.beans.propertyeditors.CustomBooleanEditor;
 25import org.springframework.beans.propertyeditors.CustomDateEditor;
 26import org.springframework.beans.propertyeditors.StringTrimmerEditor;
 27import org.springframework.stereotype.Controller;
 28import org.springframework.validation.BindingResult;
 29import org.springframework.web.bind.WebDataBinder;
 30import org.springframework.web.bind.annotation.InitBinder;
 31import org.springframework.web.bind.annotation.ModelAttribute;
 32import org.springframework.web.bind.annotation.RequestMapping;
 33
 34import java.text.DateFormat;
 35import java.util.Date;
 36import java.util.Map;
 37
 38/**
 39 * A controller that handles request for Auditing.It store information regarding
 40 * all the update operation.
 41 * 
 42 * @author asirohi
 43 * 
 44 */
 45
 46@Controller
 47public class AuditController {
 48    /* Logger for logging system */
 49    private static Logger log = Logger.getLogger(AuditController.class);
 50
 51    /* Interface of audit service */
 52    @Autowired
 53    private AuditService auditService;
 54
 55    /**
 56     * Handles the request for saving Audit entity.
 57     * This request is initiated by TaskQueue for auditing the user actions on
 58     * the entity.
 59     */
 60    @RequestMapping("/audits/save")
 61    public String saveAudit(@ModelAttribute Audit audit, BindingResult result,
 62                    Map<String, Object> model) {
 63
 64        ViewStatus viewstStatus = new ViewStatus();
 65
 66        if (result.hasErrors()) {
 67            log.warn("Audit object has " + result.getErrorCount() + " validation errors");
 68            viewstStatus.setStatus(WebConstants.ERROR);
 69            viewstStatus.addMessage(WebConstants.ERROR, "Audit object has validation errors");
 70        } else {
 71            auditService.saveAudit(audit);
 72            viewstStatus.setStatus(WebConstants.SUCCESS);
 73            viewstStatus.addMessage(WebConstants.SUCCESS, "Auditing is successfully done.");
 74        }
 75        model.put(WebConstants.AUDIT, viewstStatus);
 76        return "queue/queue";
 77    }
 78
 79    /**
 80     * Register custom binders for Spring. Needed to run on app engine
 81     * 
 82     * @param binder
 83     * @param request
 84     */
 85    @InitBinder
 86    public void initBinder(WebDataBinder binder) {
 87        binder.registerCustomEditor(Boolean.class, new CustomBooleanEditor(true));
 88        binder.registerCustomEditor(String.class, new StringTrimmerEditor(true));
 89        binder.registerCustomEditor(Date.class, new CustomDateEditor(DateFormat
 90                        .getDateTimeInstance(DateFormat.FULL, DateFormat.FULL), true));
 91    }
 92
 93    /**
 94     * Getter for Audit Service.
 95     * 
 96     * @return the auditService
 97     */
 98    public AuditService getAuditService() {
 99        return auditService;
100    }
101
102    /**
103     * Setter for audit service.
104     * 
105     * @param auditService the auditService to set
106     */
107    public void setAuditService(AuditService auditService) {
108        this.auditService = auditService;
109    }
110
111}
112