Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.spreadsheet.graph / src / org / simantics / spreadsheet / graph / formula / IfErrorFormulaFunction.java

diff --git a/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/formula/IfErrorFormulaFunction.java b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/formula/IfErrorFormulaFunction.java
new file mode 100644 (file)
index 0000000..437e464
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet.graph/src/org/simantics/spreadsheet/graph/formula/IfErrorFormulaFunction.java
@@ -0,0 +1,19 @@
+package org.simantics.spreadsheet.graph.formula;\r
+\r
+import org.simantics.spreadsheet.graph.CellFormulaFunction;\r
+import org.simantics.spreadsheet.graph.CellValueVisitor;\r
+import org.simantics.spreadsheet.graph.parser.ast.AstArgList;\r
+\r
+public class IfErrorFormulaFunction implements CellFormulaFunction<Object> {\r
+       \r
+       @Override\r
+    public Object evaluate(CellValueVisitor visitor, AstArgList args) {\r
+               \r
+        if (args.values.size() != 2) throw new IllegalStateException();\r
+        \r
+        Object condition = args.values.get(0).accept(visitor);\r
+        FormulaError2 error = FormulaError2.forObject(condition);\r
+        if(error!=null) return error.getString();\r
+        else return condition;\r
+    }\r
+}
\ No newline at end of file