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src/main/java/io/protobase/f7/formulas/logic/IFERROR.java
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1package io.protobase.f7.formulas.logic;
2
3import io.protobase.f7.errors.F7Exception;
4import io.protobase.f7.formulas.AbstractFormula;
5import io.protobase.f7.formulas.FormulaName;
6import io.protobase.f7.models.GridColumnRowKey;
7import io.protobase.f7.utils.Converters;
8
9import java.util.function.BiFunction;
10import java.util.function.Function;
11
12public class IFERROR extends AbstractFormula {
13 public static FormulaName NAME = FormulaName.IFERROR;
14 public static IFERROR SELF = new IFERROR();
15
16 public IFERROR() {
17 super();
18 }
19
20 public IFERROR(Function<Object, Object> lookup, BiFunction<GridColumnRowKey, Object, Object> collateralLookup) {
21 super(lookup, collateralLookup);
22 }
23
24 @Override
25 public Object internal(GridColumnRowKey origin, Object... values) {
26 checkLength(values.length, 2, NAME);
27 Object value = Converters.first(collateralLookup.apply(origin, values[0]));
28 return value instanceof F7Exception ? Converters.first(collateralLookup.apply(origin, values[1])) : value;
29 }
30}