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

   1 package org.simantics.document.server.request;\r
   2 \r
   3 import java.util.ArrayList;\r
   4 import java.util.List;\r
   5 \r
   6 import org.simantics.databoard.Bindings;\r
   7 import org.simantics.databoard.Databoard;\r
   8 import org.simantics.databoard.binding.Binding;\r
   9 import org.simantics.db.ReadGraph;\r
  10 import org.simantics.db.Resource;\r
  11 import org.simantics.db.exception.DatabaseException;\r
  12 import org.simantics.db.layer0.request.VariableRead;\r
  13 import org.simantics.db.layer0.variable.Variable;\r
  14 import org.simantics.document.base.ontology.DocumentationResource;\r
  15 import org.simantics.document.server.DocumentServerUtils;\r
  16 import org.simantics.document.server.JSONObject;\r
  17 import org.simantics.layer0.Layer0;\r
  18 import org.simantics.structural.stubs.StructuralResource2;\r
  19 \r
  20 class NodeRequestStatic extends VariableRead<JSONObject> {\r
  21 \r
  22         public NodeRequestStatic(Variable node) {\r
  23                 super(node);\r
  24         }\r
  25 \r
  26         public static class Headers extends VariableRead<JSONObject> {\r
  27 \r
  28                 public Headers(Variable variable) {\r
  29                         super(variable);\r
  30                 }\r
  31 \r
  32                 @Override\r
  33                 public JSONObject perform(ReadGraph graph) throws DatabaseException {\r
  34 \r
  35                         Layer0 L0 = Layer0.getInstance(graph);\r
  36                         StructuralResource2.getInstance(graph);\r
  37                         DocumentationResource DOC = DocumentationResource.getInstance(graph);\r
  38 \r
  39                         String id = DocumentServerUtils.getId(graph, variable);\r
  40                         \r
  41                         Binding jsonBinding = graph.getService(Databoard.class).getBindingUnchecked(JSONObject.class);\r
  42                         JSONObject object = new JSONObject(jsonBinding, id);\r
  43 \r
  44                         Resource type = variable.getType(graph);\r
  45 \r
  46                         Variable parentConnectionPoint = DocumentServerUtils.getParentConnectionPoint(graph, variable);\r
  47                         while (parentConnectionPoint != null) {\r
  48                                 Variable par = parentConnectionPoint.getParent(graph);\r
  49                                 if(!DOC.Components_DummyContainer.equals(par.getType(graph))) break;\r
  50                                 parentConnectionPoint = DocumentServerUtils.getParentConnectionPoint(graph, par);\r
  51                         }\r
  52                         \r
  53                         if(parentConnectionPoint != null) {\r
  54                                 String parent = DocumentServerUtils.getId(graph, parentConnectionPoint.getParent(graph));\r
  55                                 Resource cpPredicate = parentConnectionPoint.getPossiblePredicateResource(graph);\r
  56                                 String i = null;\r
  57                                 if (DOC.Relations_partN.equals(cpPredicate)) {\r
  58                                         i = DocumentServerUtils.findManualOrdinal(graph, variable);\r
  59                                 } else {\r
  60                                         i = graph.getPossibleRelatedValue(cpPredicate, DOC.Document_ChildRelation_ordinal, Bindings.STRING);\r
  61                                 }\r
  62                                 if (i == null) {\r
  63                                         i = "0";\r
  64                                 }\r
  65                                 \r
  66                                 object.addJSONField("parent", parent);\r
  67                                 object.addJSONField("parentOrd", i);\r
  68                         } else {\r
  69                             if(DOC.Components_Root.equals(type) || graph.isInheritedFrom(type, DOC.Components_Root)) {\r
  70                                 object.addJSONField("parent", "root");\r
  71                                 object.addJSONField("parentOrd", "0");\r
  72                             } if(!graph.isInheritedFrom(type, DOC.Components_ParentlessComponent)) {\r
  73                                 object.addJSONField("parent", "");\r
  74                                 object.addJSONField("parentOrd", "0");\r
  75                             }\r
  76                         }\r
  77 \r
  78                         object.addJSONField("id", id);\r
  79                         object.addJSONField("type", graph.<String>getRelatedValue(type, L0.HasName, Bindings.STRING));\r
  80                         return object;\r
  81                         \r
  82                 }\r
  83                 \r
  84         }\r
  85         \r
  86         @Override\r
  87         public JSONObject perform(ReadGraph graph) throws DatabaseException {\r
  88 \r
  89                 long s = System.nanoTime();\r
  90 \r
  91                 JSONObject base = graph.syncRequest(new Headers(variable));\r
  92                 JSONObject object = base.clone();\r
  93                 \r
  94                 DocumentationResource DOC = DocumentationResource.getInstance(graph);\r
  95                 \r
  96                 for(Variable attrib : DocumentServerUtils.getStaticAttributes(graph, DOC, variable)) {\r
  97                         String name = attrib.getName(graph);\r
  98                         try {\r
  99                             Object value = DocumentServerUtils.getValue(graph, attrib);\r
 100                             object.addJSONField(name, value);\r
 101                         } catch (Throwable t) {\r
 102                             List<String> errorList = object.getJSONField(NodeRequest.ERRORS);\r
 103                             if(errorList == null)\r
 104                                 errorList = new ArrayList<String>();\r
 105                             \r
 106                     String errorMessage = NodeRequestUtils.formatErrorMessage(name, t);\r
 107                     \r
 108                             errorList.add(errorMessage);\r
 109                             object.addJSONField(NodeRequest.ERRORS, errorList);\r
 110                         }\r
 111 \r
 112                 }\r
 113 \r
 114         if(DocumentRequest.PROFILE) {\r
 115             long dura = System.nanoTime()-s;\r
 116             System.err.println("NodeRequestStatic " + System.identityHashCode(this) + " " + variable.getURI(graph) + " in " + 1e-6*dura + "ms." + object);\r
 117         }\r
 118                 \r
 119                 return object;\r
 120 \r
 121         }               \r
 122 \r
 123 }