bundles/org.simantics.modeling/src/org/simantics/modeling/adapters/TypicalMasterRemover.java

   1 package org.simantics.modeling.adapters;\r
   2 \r
   3 import org.simantics.db.Resource;\r
   4 import org.simantics.db.WriteGraph;\r
   5 import org.simantics.db.common.request.IsParent;\r
   6 import org.simantics.db.exception.DatabaseException;\r
   7 \r
   8 /**\r
   9  * @author Tuukka Lehtonen\r
  10  */\r
  11 public class TypicalMasterRemover extends ExistingInstancesRemover {\r
  12 \r
  13         public TypicalMasterRemover(Resource resource, String typeDescription) {\r
  14                 super(resource, typeDescription);\r
  15         }\r
  16 \r
  17         @Override\r
  18         public void remove(WriteGraph graph) throws DatabaseException {\r
  19                 // In typical masters the actual typical type is defined as a part of\r
  20                 // the master instance itself. Therefore we need to customize this code\r
  21                 // to look for the correct type.\r
  22                 for (Resource type : graph.getPrincipalTypes(resource)) {\r
  23                         if (graph.syncRequest(new IsParent(resource, type))) {\r
  24                                 remove(graph, resource, type, resource);\r
  25                                 return;\r
  26                         }\r
  27                 }\r
  28 \r
  29                 // Typical type not found. Just remove, no questions asked.\r
  30                 justRemove(graph);\r
  31         }\r
  32 \r
  33 }