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

   1 package org.simantics.modeling.ui.diagram.monitor;
   2
   3 import org.simantics.databoard.Bindings;
   4 import org.simantics.databoard.util.ObjectUtils;
   5 import org.simantics.db.WriteGraph;
   6 import org.simantics.db.common.CommentMetadata;
   7 import org.simantics.db.common.request.WriteRequest;
   8 import org.simantics.db.exception.DatabaseException;
   9 import org.simantics.db.layer0.variable.Variable;
  10 import org.simantics.db.layer0.variable.VariableWriteImplied;
  11 import org.simantics.db.layer0.variable.Variables;
  12
  13 public class MonitorVariableWrite extends WriteRequest {
  14
  15     final private Variable variable;
  16     final private String label;
  17
  18     public MonitorVariableWrite(Variable variable, String label) {
  19         super(null);
  20         this.variable = variable;
  21         this.label = label;
  22     }
  23
  24     @Override
  25     public void perform(WriteGraph graph) throws DatabaseException {
  26
  27         Variable converted = variable.getPossibleProperty(graph, Variables.CONVERTED_VALUE);
  28         if(converted != null) {
  29             converted.setValue(graph, label, Bindings.STRING);
  30
  31             // Add a comment to metadata.
  32             CommentMetadata cm = graph.getMetadata(CommentMetadata.class);
  33             graph.addMetadata(cm.add("Set value " + ObjectUtils.toString(label)));
  34         } else {
  35             new VariableWriteImplied(variable, label).perform(graph);
  36         }
  37
  38     }
  39
  40 }