authz-service/src/main/java/com/att/authz/service/api/API_History.java

   1 /*******************************************************************************\r
   2  * ============LICENSE_START====================================================\r
   3  * * org.onap.aaf\r
   4  * * ===========================================================================\r
   5  * * Copyright © 2017 AT&T Intellectual Property. All rights reserved.\r
   6  * * ===========================================================================\r
   7  * * Licensed under the Apache License, Version 2.0 (the "License");\r
   8  * * you may not use this file except in compliance with the License.\r
   9  * * You may obtain a copy of the License at\r
  10  * * \r
  11  *  *      http://www.apache.org/licenses/LICENSE-2.0\r
  12  * * \r
  13  *  * Unless required by applicable law or agreed to in writing, software\r
  14  * * distributed under the License is distributed on an "AS IS" BASIS,\r
  15  * * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  16  * * See the License for the specific language governing permissions and\r
  17  * * limitations under the License.\r
  18  * * ============LICENSE_END====================================================\r
  19  * *\r
  20  * * ECOMP is a trademark and service mark of AT&T Intellectual Property.\r
  21  * *\r
  22  ******************************************************************************/\r
  23 package com.att.authz.service.api;\r
  24 \r
  25 import static com.att.authz.layer.Result.OK;\r
  26 import static com.att.cssa.rserv.HttpMethods.GET;\r
  27 \r
  28 import java.text.SimpleDateFormat;\r
  29 import java.util.ArrayList;\r
  30 import java.util.Collections;\r
  31 import java.util.Date;\r
  32 import java.util.GregorianCalendar;\r
  33 \r
  34 import javax.servlet.http.HttpServletRequest;\r
  35 import javax.servlet.http.HttpServletResponse;\r
  36 \r
  37 import com.att.aft.dme2.internal.jetty.http.HttpStatus;\r
  38 import com.att.authz.env.AuthzTrans;\r
  39 import com.att.authz.facade.AuthzFacade;\r
  40 import com.att.authz.layer.Result;\r
  41 import com.att.authz.service.AuthAPI;\r
  42 import com.att.authz.service.Code;\r
  43 import com.att.authz.service.mapper.Mapper.API;\r
  44 import com.att.dao.aaf.cass.Status;\r
  45 \r
  46 /**\r
  47  * Pull certain types of History Info\r
  48  * \r
  49  * Specify yyyymm as \r
  50  *      single - 201504\r
  51  *  commas 201503,201504\r
  52  *  ranges 201501-201504\r
  53  *  combinations 201301,201401,201501-201504\r
  54  *  \r
  55  *\r
  56  */\r
  57 public class API_History {\r
  58         /**\r
  59          * Normal Init level APIs\r
  60          * \r
  61          * @param authzAPI\r
  62          * @param facade\r
  63          * @throws Exception\r
  64          */\r
  65         public static void init(AuthAPI authzAPI, AuthzFacade facade) throws Exception {\r
  66                 /**\r
  67                  * Get History\r
  68                  */\r
  69                 authzAPI.route(GET,"/authz/hist/user/:user",API.HISTORY,new Code(facade,"Get History by User", true) {\r
  70                         @Override\r
  71                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {\r
  72                                 int[] years;\r
  73                                 int descend;\r
  74                                 try {\r
  75                                         years = getYears(req);\r
  76                                         descend = decending(req);\r
  77                                 } catch(Exception e) {\r
  78                                         context.error(trans, resp, Result.err(Status.ERR_BadData, e.getMessage()));\r
  79                                         return;\r
  80                                 }\r
  81 \r
  82                                 Result<Void> r = context.getHistoryByUser(trans, resp, pathParam(req,":user"),years,descend);\r
  83                                 switch(r.status) {\r
  84                                         case OK:\r
  85                                                 resp.setStatus(HttpStatus.OK_200); \r
  86                                                 break;\r
  87                                         default:\r
  88                                                 context.error(trans,resp,r);\r
  89                                 }\r
  90                         }\r
  91                 });\r
  92 \r
  93                 /**\r
  94                  * Get History by NS\r
  95                  */\r
  96                 authzAPI.route(GET,"/authz/hist/ns/:ns",API.HISTORY,new Code(facade,"Get History by Namespace", true) {\r
  97                         @Override\r
  98                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {\r
  99                                 int[] years;\r
 100                                 int descend;\r
 101                                 try {\r
 102                                         years = getYears(req);\r
 103                                         descend = decending(req);\r
 104                                 } catch(Exception e) {\r
 105                                         context.error(trans, resp, Result.err(Status.ERR_BadData, e.getMessage()));\r
 106                                         return;\r
 107                                 }\r
 108                                 \r
 109                                 Result<Void> r = context.getHistoryByNS(trans, resp, pathParam(req,":ns"),years,descend);\r
 110                                 switch(r.status) {\r
 111                                         case OK:\r
 112                                                 resp.setStatus(HttpStatus.OK_200); \r
 113                                                 break;\r
 114                                         default:\r
 115                                                 context.error(trans,resp,r);\r
 116                                 }\r
 117                         }\r
 118                 });\r
 119 \r
 120                 /**\r
 121                  * Get History by Role\r
 122                  */\r
 123                 authzAPI.route(GET,"/authz/hist/role/:role",API.HISTORY,new Code(facade,"Get History by Role", true) {\r
 124                         @Override\r
 125                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {\r
 126                                 int[] years;\r
 127                                 int descend;\r
 128                                 try {\r
 129                                         years = getYears(req);\r
 130                                         descend = decending(req);\r
 131                                 } catch(Exception e) {\r
 132                                         context.error(trans, resp, Result.err(Status.ERR_BadData, e.getMessage()));\r
 133                                         return;\r
 134                                 }\r
 135 \r
 136                                 Result<Void> r = context.getHistoryByRole(trans, resp, pathParam(req,":role"),years,descend);\r
 137                                 switch(r.status) {\r
 138                                         case OK:\r
 139                                                 resp.setStatus(HttpStatus.OK_200); \r
 140                                                 break;\r
 141                                         default:\r
 142                                                 context.error(trans,resp,r);\r
 143                                 }\r
 144                         }\r
 145                 });\r
 146 \r
 147                 /**\r
 148                  * Get History by Perm Type\r
 149                  */\r
 150                 authzAPI.route(GET,"/authz/hist/perm/:type",API.HISTORY,new Code(facade,"Get History by Perm Type", true) {\r
 151                         @Override\r
 152                         public void handle(AuthzTrans trans, HttpServletRequest req, HttpServletResponse resp) throws Exception {\r
 153                                 int[] years;\r
 154                                 int descend;\r
 155                                 try {\r
 156                                         years = getYears(req);\r
 157                                         descend = decending(req);\r
 158                                 } catch(Exception e) {\r
 159                                         context.error(trans, resp, Result.err(Status.ERR_BadData, e.getMessage()));\r
 160                                         return;\r
 161                                 }\r
 162                                 \r
 163                                 Result<Void> r = context.getHistoryByPerm(trans, resp, pathParam(req,":type"),years,descend);\r
 164                                 switch(r.status) {\r
 165                                         case OK:\r
 166                                                 resp.setStatus(HttpStatus.OK_200); \r
 167                                                 break;\r
 168                                         default:\r
 169                                                 context.error(trans,resp,r);\r
 170                                 }\r
 171                         }\r
 172                 });\r
 173         }\r
 174 \r
 175         // Check if Ascending\r
 176         private static int decending(HttpServletRequest req) {\r
 177                 if("true".equalsIgnoreCase(req.getParameter("desc")))return -1;\r
 178                 if("true".equalsIgnoreCase(req.getParameter("asc")))return 1;\r
 179                 return 0;\r
 180         }\r
 181         \r
 182         // Get Common "yyyymm" parameter, or none\r
 183         private static final SimpleDateFormat FMT = new SimpleDateFormat("yyyyMM");\r
 184         \r
 185         private static int[] getYears(HttpServletRequest req) throws NumberFormatException {\r
 186                 String yyyymm = req.getParameter("yyyymm");\r
 187                 ArrayList<Integer> ai= new ArrayList<Integer>();\r
 188                 if(yyyymm==null) {\r
 189                         GregorianCalendar gc = new GregorianCalendar();\r
 190                         // three months is the default\r
 191                         for(int i=0;i<3;++i) {\r
 192                                 ai.add(Integer.parseInt(FMT.format(gc.getTime())));\r
 193                                 gc.add(GregorianCalendar.MONTH, -1);\r
 194                         }\r
 195                 } else {\r
 196                         for(String ym : yyyymm.split(",")) {\r
 197                                 String range[] = ym.split("\\s*-\\s*");\r
 198                                 switch(range.length) {\r
 199                                         case 0:\r
 200                                                 break;\r
 201                                         case 1:\r
 202                                                 if(!ym.endsWith("-")) {\r
 203                                                         ai.add(getNum(ym));\r
 204                                                         break;\r
 205                                                 } else {\r
 206                                                         range=new String[] {ym.substring(0, 6),FMT.format(new Date())};\r
 207                                                 }\r
 208                                         default:\r
 209                                                 GregorianCalendar gc = new GregorianCalendar();\r
 210                                                 gc.set(GregorianCalendar.MONTH, Integer.parseInt(range[1].substring(4,6))-1);\r
 211                                                 gc.set(GregorianCalendar.YEAR, Integer.parseInt(range[1].substring(0,4)));\r
 212                                                 int end = getNum(FMT.format(gc.getTime())); \r
 213                                                 \r
 214                                                 gc.set(GregorianCalendar.MONTH, Integer.parseInt(range[0].substring(4,6))-1);\r
 215                                                 gc.set(GregorianCalendar.YEAR, Integer.parseInt(range[0].substring(0,4)));\r
 216                                                 for(int i=getNum(FMT.format(gc.getTime()));i<=end;gc.add(GregorianCalendar.MONTH, 1),i=getNum(FMT.format(gc.getTime()))) {\r
 217                                                         ai.add(i);\r
 218                                                 }\r
 219 \r
 220                                 }\r
 221                         }\r
 222                 }\r
 223                 if(ai.size()==0) {\r
 224                         throw new NumberFormatException(yyyymm + " is an invalid number or range");\r
 225                 }\r
 226                 Collections.sort(ai);\r
 227                 int ym[] = new int[ai.size()];\r
 228                 for(int i=0;i<ym.length;++i) {\r
 229                         ym[i]=ai.get(i);\r
 230                 }\r
 231                 return ym;\r
 232         }\r
 233         \r
 234         private static int getNum(String n) {\r
 235                 if(n==null || n.length()!=6) throw new NumberFormatException(n + " is not in YYYYMM format");\r
 236                 return Integer.parseInt(n);\r
 237         }\r
 238 }\r