bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/formula/IfErrorFormulaFunction.java

   1 package org.simantics.spreadsheet.graph.formula;\r
   2 \r
   3 import org.simantics.spreadsheet.graph.CellFormulaFunction;\r
   4 import org.simantics.spreadsheet.graph.CellValueVisitor;\r
   5 import org.simantics.spreadsheet.graph.parser.ast.AstArgList;\r
   6 \r
   7 public class IfErrorFormulaFunction implements CellFormulaFunction<Object> {\r
   8         \r
   9         @Override\r
  10     public Object evaluate(CellValueVisitor visitor, AstArgList args) {\r
  11                 \r
  12         if (args.values.size() != 2) throw new IllegalStateException();\r
  13         \r
  14         Object condition = args.values.get(0).accept(visitor);\r
  15         FormulaError2 error = FormulaError2.forObject(condition);\r
  16         if(error!=null) return error.getString();\r
  17         else return condition;\r
  18     }\r
  19 }