bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/diagram/monitor/RealizedFormatterAdapter.java

   1 package org.simantics.modeling.ui.diagram.monitor;\r
   2 \r
   3 import java.text.DecimalFormat;\r
   4 import java.text.DecimalFormatSymbols;\r
   5 import java.util.Locale;\r
   6 \r
   7 import org.simantics.common.format.Formatter;\r
   8 import org.simantics.databoard.Bindings;\r
   9 import org.simantics.db.ReadGraph;\r
  10 import org.simantics.db.RelationContext;\r
  11 import org.simantics.db.Resource;\r
  12 import org.simantics.db.common.adaption.SimpleContextualAdapter;\r
  13 import org.simantics.db.exception.DatabaseException;\r
  14 import org.simantics.diagram.stubs.DiagramResource;\r
  15 import org.simantics.layer0.Layer0;\r
  16 \r
  17 public class RealizedFormatterAdapter extends SimpleContextualAdapter<Formatter, RelationContext> {\r
  18 \r
  19         @Override\r
  20         public Formatter adapt(ReadGraph graph, Resource source, RelationContext context) throws DatabaseException {\r
  21 \r
  22                 Layer0 L0 = Layer0.getInstance(graph);\r
  23                 DiagramResource DIA = DiagramResource.getInstance(graph);\r
  24                 Resource formatter = context.getStatement().getObject();\r
  25 \r
  26                 String definition = graph.getRelatedValue(formatter, DIA.RealizedFormatter_HasDefinition, Bindings.STRING);\r
  27                 final String label = graph.getPossibleRelatedAdapter(formatter, L0.HasLabel, String.class);\r
  28                 final DecimalFormat format = new DecimalFormat(definition, DecimalFormatSymbols.getInstance(Locale.US));\r
  29                 final String toString = label + " (" + definition + ")";\r
  30 \r
  31                 return new Formatter() {\r
  32 \r
  33                         private String formatNumber(Number v) {\r
  34                                 double dv = v.doubleValue();\r
  35                                 if (Double.isInfinite(dv)) {\r
  36                                         return (dv == Double.POSITIVE_INFINITY) ? "\u221E" : "-\u221E";\r
  37                                 } else if (Double.isNaN(dv)) {\r
  38                                         return "NaN";\r
  39                                 } else {\r
  40                                         return format.format(v);\r
  41                                 }\r
  42                         }\r
  43 \r
  44                         @Override\r
  45                         public String format(Object object) {\r
  46                                 if (object instanceof Number) {\r
  47                                         Number num = (Number) object;\r
  48                                         return formatNumber(num);\r
  49                                 }\r
  50                                 else if(object instanceof String) {\r
  51                                         try {\r
  52                                                 Double d = Double.parseDouble((String)object);\r
  53                                                 return formatNumber(d);\r
  54                                         } catch (NumberFormatException e) {\r
  55                                                 return (String)object;\r
  56                                         }\r
  57                                 } else {\r
  58                                         return object != null ? object.toString() : "";\r
  59                                 }\r
  60                         }\r
  61 \r
  62                         @Override\r
  63                         public String toString() {\r
  64                                 return toString;\r
  65                         }\r
  66 \r
  67                 };\r
  68 \r
  69         }\r
  70 \r
  71 }\r