bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/VariableLabelRule.java

   1 package org.simantics.document.linking.ge;\r
   2 \r
   3 import java.util.Map;\r
   4 \r
   5 import org.simantics.browsing.ui.model.labels.LabelRule;\r
   6 import org.simantics.databoard.Bindings;\r
   7 import org.simantics.db.ReadGraph;\r
   8 import org.simantics.db.Resource;\r
   9 import org.simantics.db.Statement;\r
  10 import org.simantics.db.common.utils.NameUtils;\r
  11 import org.simantics.db.exception.DatabaseException;\r
  12 import org.simantics.db.layer0.variable.Variable;\r
  13 import org.simantics.document.linking.ontology.DocumentLink;\r
  14 import org.simantics.document.linking.utils.SourceLinkUtil;\r
  15 import org.simantics.layer0.Layer0;\r
  16 import org.simantics.utils.datastructures.ArrayMap;\r
  17 \r
  18 public class VariableLabelRule implements LabelRule {\r
  19         \r
  20         @Override\r
  21         public boolean isCompatible(Class<?> contentType) {\r
  22                 return contentType.equals(Variable.class);\r
  23         }\r
  24         \r
  25         @Override\r
  26         public Map<String, String> getLabel(ReadGraph graph, Object content)\r
  27                         throws DatabaseException {\r
  28                  Variable variable = (Variable) content;\r
  29 \r
  30                  Resource node = variable.getPossibleRepresents(graph);\r
  31                  \r
  32                  if (node == null)\r
  33                          return null;\r
  34                 \r
  35                  Layer0 l0 = Layer0.getInstance(graph);\r
  36                  DocumentLink sl = DocumentLink.getInstance(graph);\r
  37                  \r
  38                  String keys[] = Constants.SOURCE_COLUMN_KEYS;\r
  39                  String labels[] = new String[keys.length];\r
  40                         \r
  41                  if (graph.isInstanceOf(node, sl.Source)) {\r
  42                         Resource reference = SourceLinkUtil.getReferredDocument(graph, node);\r
  43                         String comment = graph.getPossibleRelatedValue(node, sl.hasSourceComment);\r
  44                         labels[0] = "";\r
  45                         labels[1] = "";\r
  46                         labels[3] = comment != null ? comment : "";\r
  47                         \r
  48                         if (reference != null) {\r
  49                                 if (SourceLinkUtil.isValidReference(graph, reference)) {\r
  50                                         labels[2] = NameUtils.getSafeLabel(graph, reference);\r
  51                                 } else {\r
  52                                         labels[2] = "Deleted reference";\r
  53                                 }\r
  54                                 \r
  55                         } else {\r
  56                                 if (graph.getPossibleRelatedValue(node, sl.hasSourceReferenceURI, Bindings.STRING) != null) {\r
  57                                         labels[2] = "Reference does not exist";\r
  58                                 } else {\r
  59                                         labels[2] = "Reference has not been set";\r
  60                                 }\r
  61                         }\r
  62                         \r
  63                  } else if (graph.isInstanceOf(node, l0.Literal) || graph.isInstanceOf(node, l0.SCLValue)) {\r
  64                                 Statement propertyOwner = graph.getPossibleStatement(node, l0.PropertyOf);\r
  65                                 Resource propertyRelation = null;\r
  66                                 boolean defaultValue = false;\r
  67                                 if (propertyOwner != null) {\r
  68                                         propertyRelation = graph.getInverse(propertyOwner.getPredicate());\r
  69                                 \r
  70                                         \r
  71                                 } else {\r
  72                                         Resource objectInverse = graph.getPossibleObject(node, l0.HasObjectInverse);\r
  73                                         if (objectInverse != null) {\r
  74                                                 propertyRelation = graph.getPossibleObject(objectInverse, l0.HasPredicate);\r
  75                                                 defaultValue = true;\r
  76                                         } \r
  77                                 }\r
  78                                 if (propertyRelation != null) {\r
  79                                         String propName = graph.getPossibleRelatedValue2(propertyRelation, l0.HasLabel);\r
  80                                         if (propName == null || propName.length() == 0)\r
  81                                                 propName = graph.getRelatedValue(propertyRelation, l0.HasName); \r
  82                                         labels[0] = propName;\r
  83                                         \r
  84                                         \r
  85                                 } else {\r
  86                                         labels[0] = "";\r
  87                                 }\r
  88                                 \r
  89                                 if (graph.hasValue(node)) {\r
  90                                         Object value = graph.getValue(node);\r
  91                                         labels[1] = SourceLinkUtil.getValueString(value);\r
  92                                 } else if (!graph.isInstanceOf(node, l0.SCLValue)){\r
  93                                         labels[1] = "No Value";\r
  94                                 } else {\r
  95                                         labels[1] = "";\r
  96                                 }\r
  97                                 \r
  98                                 if (defaultValue) {\r
  99                                         labels[1] +=" (default)";\r
 100                                 }\r
 101                                 labels[2] = "";\r
 102                                 labels[3] = "";\r
 103                                 \r
 104                  } else {\r
 105 \r
 106                                 labels[0] = NameUtils.getSafeLabel(graph, node);//graph.getRelatedValue(node, l0.HasName);\r
 107                                 if (labels[0].length() == 0)\r
 108                                         labels[0] = NameUtils.getSafeName(graph, node);//graph.getRelatedValue(node, l0.HasName);\r
 109                                 labels[1] = "";\r
 110                                 labels[2] = "";\r
 111                                 labels[3] = "";\r
 112                                 \r
 113                                 \r
 114                  }\r
 115                  return ArrayMap.make(keys, labels);\r
 116         }\r
 117 \r
 118 }\r