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

   1 package org.simantics.spreadsheet.graph.formula;\r
   2 \r
   3 import java.time.LocalDate;\r
   4 import java.time.Month;\r
   5 import java.time.temporal.ChronoUnit;\r
   6 import java.time.temporal.Temporal;\r
   7 \r
   8 import org.simantics.spreadsheet.graph.CellFormulaFunction;\r
   9 import org.simantics.spreadsheet.graph.CellValueVisitor;\r
  10 import org.simantics.spreadsheet.graph.parser.ast.AstArgList;\r
  11 \r
  12 public class TodayFormulaFunction implements CellFormulaFunction<Long> {\r
  13 \r
  14     private Temporal baseline = LocalDate.of(1899, Month.DECEMBER, 30);\r
  15 \r
  16     @Override\r
  17     public Long evaluate(CellValueVisitor visitor, AstArgList args) {\r
  18         return Long.valueOf(ChronoUnit.DAYS.between(baseline, LocalDate.now()));\r
  19     }\r
  20 \r
  21 }\r