bundles/org.simantics.db.layer0/src/org/simantics/db/layer0/validation/GetConstraints.java

   1 package org.simantics.db.layer0.validation;\r
   2 \r
   3 import java.util.HashSet;\r
   4 import java.util.Set;\r
   5 \r
   6 import org.simantics.db.ReadGraph;\r
   7 import org.simantics.db.Resource;\r
   8 import org.simantics.db.common.request.ResourceRead;\r
   9 import org.simantics.db.exception.DatabaseException;\r
  10 import org.simantics.layer0.Layer0;\r
  11 \r
  12 public class GetConstraints extends ResourceRead<Set<Resource>> {\r
  13 \r
  14         public GetConstraints(Resource resource) {\r
  15                 super(resource);\r
  16         }\r
  17 \r
  18         @Override\r
  19         public Set<Resource> perform(ReadGraph graph) throws DatabaseException {\r
  20                 \r
  21                 Layer0 L0 = Layer0.getInstance(graph);\r
  22                 HashSet<Resource> result = new HashSet<Resource>(); \r
  23                 for(Resource type : graph.getTypes(resource)) {\r
  24                         result.addAll(graph.getObjects(type, L0.HasConstraint));\r
  25                 }\r
  26                 return result;\r
  27                 \r
  28         }\r
  29         \r
  30 }