authz-core/src/main/java/org/onap/aaf/authz/org/OrganizationFactory.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 org.onap.aaf.authz.org;\r
  24 \r
  25 import java.lang.reflect.Constructor;\r
  26 import java.lang.reflect.InvocationTargetException;\r
  27 import java.util.Map;\r
  28 import java.util.concurrent.ConcurrentHashMap;\r
  29 \r
  30 import org.onap.aaf.authz.env.AuthzEnv;\r
  31 import org.onap.aaf.authz.env.AuthzTrans;\r
  32 \r
  33 import org.onap.aaf.inno.env.APIException;\r
  34 import org.onap.aaf.inno.env.Slot;\r
  35 \r
  36 /**\r
  37  * Organization Plugin Mechanism\r
  38  * \r
  39  * Define a NameSpace for the company (i.e. com.att), and put in Properties as \r
  40  * "Organization.[your NS" and assign the supporting Class.  \r
  41  * \r
  42  * Example:\r
  43  * Organization.com.att=org.onap.aaf.authz.org.att.ATT\r
  44  *\r
  45  *\r
  46  */\r
  47 public class OrganizationFactory {\r
  48         public static final String ORG_SLOT = "ORG_SLOT";\r
  49         private static Organization defaultOrg = null;\r
  50         private static Map<String,Organization> orgs = new ConcurrentHashMap<String,Organization>();\r
  51         private static Slot orgSlot;\r
  52         \r
  53         public static void setDefaultOrg(AuthzEnv env, String orgClass) throws APIException {\r
  54                 orgSlot = env.slot(ORG_SLOT);\r
  55                 try {\r
  56                         @SuppressWarnings("unchecked")\r
  57                         Class<Organization> cls = (Class<Organization>) Class.forName(orgClass);\r
  58                         Constructor<Organization> cnst = cls.getConstructor(AuthzEnv.class);\r
  59                         defaultOrg = cnst.newInstance(env);\r
  60                 } catch (ClassNotFoundException | NoSuchMethodException | SecurityException | \r
  61                                 InstantiationException | IllegalAccessException | IllegalArgumentException | \r
  62                                 InvocationTargetException e) {\r
  63                         throw new APIException(e);\r
  64                 }\r
  65         }\r
  66         \r
  67         public static Organization obtain(AuthzEnv env,String orgNS) throws OrganizationException {\r
  68                 int at = orgNS.indexOf('@');\r
  69                 if(at<0) {\r
  70                         if(!orgNS.startsWith("com.")) {\r
  71                                 int dot1;\r
  72                                 if((dot1 = orgNS.lastIndexOf('.'))>-1) {\r
  73                                         int dot2;\r
  74                                         StringBuilder sb = new StringBuilder();\r
  75                                         if((dot2 = orgNS.lastIndexOf('.',dot1-1))>-1) {\r
  76                                                 sb.append(orgNS,dot1+1,orgNS.length());\r
  77                                                 sb.append('.');\r
  78                                                 sb.append(orgNS,dot2+1,dot1);\r
  79                                         } else {\r
  80                                                 sb.append(orgNS,dot1+1,orgNS.length());\r
  81                                                 sb.append('.');\r
  82                                                 sb.append(orgNS,at+1,dot1);\r
  83                                         }\r
  84                                         orgNS=sb.toString();\r
  85                                 }\r
  86                         }\r
  87                 } else {\r
  88                         // Only use two places (Enterprise) of domain\r
  89                         int dot;\r
  90                         if((dot= orgNS.lastIndexOf('.'))>-1) {\r
  91                                 StringBuilder sb = new StringBuilder();\r
  92                                 int dot2;\r
  93                                 if((dot2 = orgNS.lastIndexOf('.',dot-1))>-1) {\r
  94                                         sb.append(orgNS.substring(dot+1));\r
  95                                         sb.append(orgNS.subSequence(dot2, dot));\r
  96                                         orgNS = sb.toString();\r
  97                                 } else {\r
  98                                         sb.append(orgNS.substring(dot+1));\r
  99                                         sb.append('.');\r
 100                                         sb.append(orgNS.subSequence(at+1, dot));\r
 101                                         orgNS = sb.toString();\r
 102                                 }\r
 103                         }\r
 104                 }\r
 105                 Organization org = orgs.get(orgNS);\r
 106                 if(org == null) {\r
 107                         String orgClass = env.getProperty("Organization."+orgNS);\r
 108                         if(orgClass == null) {\r
 109                                 env.warn().log("There is no Organization." + orgNS + " property");\r
 110                         } else {\r
 111                                 for(Organization o : orgs.values()) {\r
 112                                         if(orgClass.equals(o.getClass().getName())) {\r
 113                                                 org = o;\r
 114                                         }\r
 115                                 }\r
 116                                 if(org==null) {\r
 117                                         try {\r
 118                                                 @SuppressWarnings("unchecked")\r
 119                                                 Class<Organization> cls = (Class<Organization>) Class.forName(orgClass);\r
 120                                                 Constructor<Organization> cnst = cls.getConstructor(AuthzEnv.class);\r
 121                                                 org = cnst.newInstance(env);\r
 122                                         } catch (ClassNotFoundException | NoSuchMethodException | SecurityException | \r
 123                                                         InstantiationException | IllegalAccessException | IllegalArgumentException | \r
 124                                                         InvocationTargetException e) {\r
 125                                                 throw new OrganizationException(e);\r
 126                                         }\r
 127                                 }\r
 128                                 orgs.put(orgNS, org);\r
 129                         }\r
 130                         if(org==null && defaultOrg!=null) {\r
 131                                 org=defaultOrg;\r
 132                                 orgs.put(orgNS, org);\r
 133                         }\r
 134                 }\r
 135                 \r
 136                 return org;\r
 137         }\r
 138 \r
 139         public static void set(AuthzTrans trans, String orgNS) throws OrganizationException {\r
 140                 Organization org = obtain(trans.env(),orgNS);\r
 141                 trans.put(orgSlot, org);\r
 142         }\r
 143         \r
 144         public static Organization get(AuthzTrans trans) {\r
 145                 return trans.get(orgSlot,defaultOrg);\r
 146         }\r
 147 \r
 148 }\r