bundles/org.simantics.document.server/src/org/simantics/document/server/request/NodeRequestDynamic.java

   1 package org.simantics.document.server.request;
   2
   3 import gnu.trove.map.hash.THashMap;
   4
   5 import java.util.ArrayList;
   6 import java.util.Collection;
   7 import java.util.Collections;
   8 import java.util.List;
   9 import java.util.Map;
  10
  11 import org.simantics.db.ReadGraph;
  12 import org.simantics.db.exception.DatabaseException;
  13 import org.simantics.db.layer0.request.VariableRead;
  14 import org.simantics.db.layer0.variable.Variable;
  15 import org.simantics.document.base.ontology.DocumentationResource;
  16 import org.simantics.document.server.DocumentServerUtils;
  17 import org.simantics.structural.stubs.StructuralResource2;
  18
  19 class NodeRequestDynamic extends VariableRead<Map<String,Object>> {
  20
  21         public NodeRequestDynamic(Variable node) {
  22                 super(node);
  23         }
  24
  25         @Override
  26         public Map<String,Object> perform(ReadGraph graph) throws DatabaseException {
  27
  28                 long s = System.nanoTime();
  29
  30                 StructuralResource2.getInstance(graph);
  31                 DocumentationResource DOC = DocumentationResource.getInstance(graph);
  32
  33                 Collection<Variable> attributes = DocumentServerUtils.getDynamicAttributes(graph, DOC, variable);
  34                 if(attributes.isEmpty()) return Collections.emptyMap();
  35
  36                 Map<String,Object> result = new THashMap<String,Object>();
  37                 for(Variable attrib : attributes) {
  38                         String name = attrib.getName(graph);
  39                         try {
  40                             Object value = DocumentServerUtils.getValue(graph, attrib);
  41                             result.put(name, value);
  42                         } catch (Throwable t) {
  43                 @SuppressWarnings("unchecked")
  44                 List<String> errorList = (List<String>) result.get(NodeRequest.ERRORS);
  45                 if(errorList == null)
  46                     errorList = new ArrayList<String>();
  47
  48                     String errorMessage = NodeRequestUtils.formatErrorMessage(name, t);
  49
  50                 errorList.add(errorMessage);
  51                 result.put(NodeRequest.ERRORS, errorList);
  52                         }
  53
  54                 }
  55
  56         if(DocumentRequest.PROFILE) {
  57                 long dura = System.nanoTime()-s;
  58                 System.err.println("NodeRequestDynamic " + System.identityHashCode(this) + " " + variable.getURI(graph) + " in " + 1e-6*dura + "ms." + result);
  59         }
  60
  61                 return result;
  62
  63         }
  64
  65 }