Examples with InvalidParametersEvent org.kie.dmn.feel.runtime.events.InvalidParametersEvent used on opensource projects

Example 11 with InvalidParametersEvent

use of org.kie.dmn.feel.runtime.events.InvalidParametersEvent in project drools by kiegroup.

the class ZipFunction method invoke.

public FEELFnResult<List> invoke(@ParameterName("attributes") List<?> attributes, @ParameterName("values") Object[] values) {
    if (attributes.isEmpty()) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "attributes", "attributes cannot be empty"));
    } else if (!(attributes.get(0) instanceof String)) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "attributes", "attributes must be a list of string"));
    }
    if (values.length != attributes.size()) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "values", "values must be a list of the same size as of attributes"));
    }
    // spec requires us to return a new list
    final List<Map<Object, Object>> result = new ArrayList<>();
    for (int aIdx = 0; aIdx < values.length; aIdx++) {
        if (!(values[aIdx] instanceof List)) {
            return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "values", "each value must be a list"));
        }
        List<?> value = (List<?>) values[aIdx];
        if (result.isEmpty()) {
            // first time init list
            value.forEach(x -> result.add(new HashMap<>()));
        } else {
            if (value.size() != result.size()) {
                return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "values", "each value must be consistent in size"));
            }
        }
        Object attribute = attributes.get(aIdx);
        for (int vIdx = 0; vIdx < value.size(); vIdx++) {
            result.get(vIdx).put(attribute, value.get(vIdx));
        }
    }
    return FEELFnResult.ofResult(result);
}

Example 12 with InvalidParametersEvent

use of org.kie.dmn.feel.runtime.events.InvalidParametersEvent in project drools by kiegroup.

the class SecondsDiffFunction method invoke.

public FEELFnResult<BigDecimal> invoke(@ParameterName("datetime1") String datetime1, @ParameterName("datetime2") String datetime2) {
    if (datetime1 == null) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "datetime1", "cannot be null"));
    }
    if (datetime2 == null) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "datetime2", "cannot be null"));
    }
    try {
        TemporalAccessor dt1 = BuiltInFunctions.getFunction(DateAndTimeFunction.class).invoke(datetime1).cata(BuiltInType.justNull(), Function.identity());
        TemporalAccessor dt2 = BuiltInFunctions.getFunction(DateAndTimeFunction.class).invoke(datetime2).cata(BuiltInType.justNull(), Function.identity());
        return invoke(dt1, dt2);
    } catch (DateTimeException e) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "datetime", "invalid 'date' or 'date and time' parameter", e));
    }
}

Example 13 with InvalidParametersEvent

use of org.kie.dmn.feel.runtime.events.InvalidParametersEvent in project drools by kiegroup.

the class TextOccurrencesFunction method invoke.

public FEELFnResult<BigDecimal> invoke(@ParameterName("find_text") String find_text, @ParameterName("within_text") String within_text) {
    if (within_text == null) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "within_text", "cannot be null"));
    }
    int idx = 0;
    int occurences = 0;
    while (idx != -1) {
        idx = within_text.indexOf(find_text, idx);
        if (idx != -1) {
            occurences++;
            idx = idx + find_text.length();
        }
    }
    return FEELFnResult.ofResult(EvalHelper.getBigDecimalOrNull(occurences));
}

Example 14 with InvalidParametersEvent

use of org.kie.dmn.feel.runtime.events.InvalidParametersEvent in project drools by kiegroup.

the class AllFunction method invoke.

public FEELFnResult<Boolean> invoke(@ParameterName("list") List list) {
    if (list == null) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "list", "cannot be null"));
    }
    boolean result = true;
    boolean containsNull = false;
    // Spec. definition: return false if any item is false, else true if all items are true, else null
    for (final Object element : list) {
        if (element != null && !(element instanceof Boolean)) {
            return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "an element in the list is not a Boolean"));
        } else {
            if (element != null) {
                result &= (Boolean) element;
            } else if (!containsNull) {
                containsNull = true;
            }
        }
    }
    if (containsNull && result) {
        return FEELFnResult.ofResult(null);
    } else {
        return FEELFnResult.ofResult(result);
    }
}

Example 15 with InvalidParametersEvent

use of org.kie.dmn.feel.runtime.events.InvalidParametersEvent in project drools by kiegroup.

the class AnyFunction method invoke.

public FEELFnResult<Boolean> invoke(@ParameterName("list") List list) {
    if (list == null) {
        return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "list", "cannot be null"));
    }
    boolean result = false;
    boolean containsNull = false;
    // Spec. definition: return true if any item is true, else false if all items are false, else null
    for (final Object element : list) {
        if (element != null && !(element instanceof Boolean)) {
            return FEELFnResult.ofError(new InvalidParametersEvent(Severity.ERROR, "an element in the list is not a Boolean"));
        } else {
            if (element != null) {
                result |= (Boolean) element;
            } else if (!containsNull) {
                containsNull = true;
            }
        }
    }
    if (containsNull && !result) {
        return FEELFnResult.ofResult(null);
    } else {
        return FEELFnResult.ofResult(result);
    }
}