bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/report/evaluator/Constant.java

   1 package org.simantics.document.linking.report.evaluator;\r
   2 \r
   3 import java.util.Map;\r
   4 \r
   5 import org.eclipse.jface.resource.ImageDescriptor;\r
   6 import org.simantics.db.ReadGraph;\r
   7 import org.simantics.db.exception.DatabaseException;\r
   8 import org.simantics.db.layer0.variable.Variable;\r
   9 import org.simantics.document.linking.Activator;\r
  10 import org.simantics.document.linking.ontology.DocumentLink;\r
  11 import org.simantics.objmap.graph.annotations.GraphType;\r
  12 import org.simantics.objmap.graph.annotations.RelatedGetValue;\r
  13 import org.simantics.objmap.graph.annotations.RelatedSetValue;\r
  14 \r
  15 \r
  16 @GraphType(DocumentLink.URIs.EvaluatorTree_Constant)\r
  17 public class Constant extends EvaluatorLeaf implements StringEditableNode{\r
  18         \r
  19         private String string;\r
  20         \r
  21         \r
  22         public Constant() {\r
  23                 string = "text";\r
  24         }\r
  25         \r
  26         public Constant(String text) {\r
  27                 if (text == null)\r
  28                         throw new NullPointerException("Text is null");\r
  29                 string = text;\r
  30         }\r
  31         \r
  32         @Override\r
  33         public String getValue(ReadGraph graph, Variable variable, Map<Object, Object> context) throws DatabaseException {\r
  34                 return string;\r
  35         }\r
  36         \r
  37         @Override\r
  38         public String toString() {\r
  39                 return "\"" + string + "\"";\r
  40         }\r
  41         \r
  42         @RelatedGetValue(DocumentLink.URIs.EvaluatorTree_HasValue)\r
  43         @Override\r
  44         public String getValue() {\r
  45                 return string;\r
  46         }\r
  47         \r
  48         @Override\r
  49         public String setValue(String value) {\r
  50                 string = value;\r
  51                 return null;\r
  52         }\r
  53         \r
  54         @RelatedSetValue(DocumentLink.URIs.EvaluatorTree_HasValue)\r
  55         public void _setValue(String value) {\r
  56                 string = value;\r
  57         }\r
  58         \r
  59         @Override\r
  60         public EvaluatorItem copy() {\r
  61                 return new Constant(string);\r
  62         }\r
  63         \r
  64         \r
  65         @Override\r
  66         public ImageDescriptor getImage() {\r
  67                 return Activator.imageDescriptorFromPlugin("com.famfamfam.silk", "icons/textfield.png");\r
  68         }\r
  69 \r
  70 }\r