bundles/org.simantics.document.server/src/org/simantics/document/server/VariableStructuralContext.java

   1 package org.simantics.document.server;\r
   2 \r
   3 import java.util.List;\r
   4 import java.util.Map;\r
   5 \r
   6 import org.simantics.databoard.adapter.AdaptException;\r
   7 import org.simantics.databoard.binding.Binding;\r
   8 import org.simantics.db.ReadGraph;\r
   9 import org.simantics.db.Resource;\r
  10 import org.simantics.db.exception.DatabaseException;\r
  11 import org.simantics.db.layer0.request.VariableRead;\r
  12 import org.simantics.db.layer0.variable.Variable;\r
  13 import org.simantics.db.service.CollectionSupport;\r
  14 import org.simantics.document.base.ontology.DocumentationResource;\r
  15 import org.simantics.structural2.scl.StructuralComponent;\r
  16 \r
  17 public class VariableStructuralContext extends StructuralComponent<Variable> {\r
  18 \r
  19         final private Variable selfVariable;\r
  20         final private Variable variable;\r
  21         final private DocumentationResource DOC;\r
  22         \r
  23         public VariableStructuralContext(ReadGraph graph, Variable selfVariable) throws DatabaseException {\r
  24                 this.selfVariable = selfVariable;\r
  25                 this.variable = selfVariable.getParent(graph).getParent(graph);\r
  26                 this.DOC = DocumentationResource.getInstance(graph);\r
  27         }\r
  28         \r
  29         @Override\r
  30         public Resource getType(ReadGraph g) throws DatabaseException {\r
  31                 throw new UnsupportedOperationException();\r
  32         }\r
  33         \r
  34         static class MapRequest extends VariableRead<Map<Resource,Variable>> {\r
  35 \r
  36                 public MapRequest(Variable component) {\r
  37                         super(component);\r
  38                 }\r
  39 \r
  40                 @Override\r
  41                 public Map<Resource, Variable> perform(ReadGraph graph) throws DatabaseException {\r
  42                         \r
  43                         CollectionSupport cs = graph.getService(CollectionSupport.class);\r
  44                         Map<Resource, Variable> result = cs.createMap(Variable.class);\r
  45                         for(Variable property : variable.getProperties(graph)) {\r
  46                                 Resource predicate = property.getPossiblePredicateResource(graph);\r
  47                                 if(predicate != null)\r
  48                                         result.put(predicate, property);\r
  49                         }\r
  50                         return result;\r
  51                         \r
  52                 }\r
  53                 \r
  54         }\r
  55 \r
  56         @Override\r
  57         public Object getValue(ReadGraph g, Resource attribute, Binding binding) throws DatabaseException, AdaptException {\r
  58                 \r
  59                 Map<Resource,Variable> map = g.syncRequest(new MapRequest(variable));\r
  60                 Variable p = map.get(attribute);\r
  61                 if(p != null) {\r
  62                         if(binding != null)\r
  63                                 return p.getValue(g, binding);\r
  64                         else\r
  65                                 return p.getValue(g);\r
  66                 }\r
  67                 \r
  68                 return null;\r
  69                 \r
  70         }\r
  71 \r
  72         @Override\r
  73         public boolean isParametrized(ReadGraph g) throws DatabaseException {\r
  74                 throw new UnsupportedOperationException();\r
  75         }\r
  76 \r
  77         @Override\r
  78         public Variable getConnection(ReadGraph g, Resource connectionPoint) throws DatabaseException {\r
  79                 throw new UnsupportedOperationException();\r
  80         }\r
  81 \r
  82         @SuppressWarnings({ "unchecked", "rawtypes" })\r
  83         @Override\r
  84         public List getConnections(ReadGraph g, Resource connectionPoint) throws DatabaseException {\r
  85                 throw new UnsupportedOperationException();\r
  86         }\r
  87 \r
  88         @Override\r
  89         public Resource getResource() {\r
  90                 throw new UnsupportedOperationException();\r
  91         }\r
  92 \r
  93     @Override\r
  94     public StructuralComponent<Variable> getContext() {\r
  95         return null;\r
  96     }\r
  97 \r
  98 }\r