Adopt spreadsheet changes made in Balas development

[simantics/platform.git] / bundles / org.simantics.spreadsheet / src / org / simantics / spreadsheet / solver / formula / AndFormulaFunction.java

diff --git a/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/AndFormulaFunction.java b/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/AndFormulaFunction.java
new file mode 100644 (file)
index 0000000..bee0320
--- /dev/null
+++ b/bundles/org.simantics.spreadsheet/src/org/simantics/spreadsheet/solver/formula/AndFormulaFunction.java
@@ -0,0 +1,23 @@
+package org.simantics.spreadsheet.solver.formula;
+
+import org.simantics.spreadsheet.Spreadsheets;
+import org.simantics.spreadsheet.solver.formula.parser.ast.AstArgList;
+
+public class AndFormulaFunction implements CellFormulaFunction<Object> {
+
+    @Override
+    public Object evaluate(CellValueVisitor visitor, AstArgList args) {
+        if (args.values.size() == 0)
+            throw new IllegalStateException();
+        Boolean finalResult = Boolean.TRUE;
+        for (int i = 0; i < args.values.size(); i++) {
+            Object res = (args.values.get(i).accept(visitor));
+            FormulaError2 err = FormulaError2.forObject(res);
+            if(err!=null) return err.getString();
+
+            if ((res instanceof Boolean && !((Boolean)res)) || !Spreadsheets.asBoolean(res))
+                finalResult = Boolean.FALSE;
+        }
+        return finalResult;
+    }
+}
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