ActiveSessionRole.java

   1 package org.simantics.db.layer0.request;\r
   2 \r
   3 import org.simantics.db.ReadGraph;\r
   4 import org.simantics.db.Resource;\r
   5 import org.simantics.db.SessionModel;\r
   6 import org.simantics.db.common.request.ResourceRead;\r
   7 import org.simantics.db.exception.DatabaseException;\r
   8 import org.simantics.operation.Layer0X;\r
   9 import org.simantics.user.UserResource;\r
  10 \r
  11 public class ActiveSessionRole extends ResourceRead<Resource> {\r
  12 \r
  13     public ActiveSessionRole(Resource model) {\r
  14         super(model);\r
  15     }\r
  16     \r
  17     @Override\r
  18     public Resource perform(ReadGraph graph) throws DatabaseException {\r
  19         Layer0X L0X = Layer0X.getInstance(graph);\r
  20         UserResource USER = UserResource.getInstance(graph);\r
  21         Resource session = graph.getService(SessionModel.class).getResource();\r
  22         for(Resource selection : graph.getObjects(session, L0X.Session_HasRoleSelection)) {\r
  23             Resource model = graph.getPossibleObject(selection, USER.RoleSelection_HasModel);\r
  24             if(model.equals(resource)) {\r
  25                 return graph.getPossibleObject(selection, USER.RoleSelection_HasRole);\r
  26             }\r
  27         }\r
  28         return USER.DefaultRole;\r
  29     }\r
  30     \r
  31 }