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

Example 11 with Range

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

the class EvalHelper method isEqual.

/**
 * Compares left and right for equality applying FEEL semantics to specific data types
 *
 * @param left
 * @param right
 * @param ctx
 * @return
 */
public static Boolean isEqual(Object left, Object right, EvaluationContext ctx) {
    if (left == null || right == null) {
        return left == right;
    }
    // and vice-versa
    if (left instanceof Collection && !(right instanceof Collection) && ((Collection) left).size() == 1) {
        left = ((Collection) left).toArray()[0];
    } else if (right instanceof Collection && !(left instanceof Collection) && ((Collection) right).size() == 1) {
        right = ((Collection) right).toArray()[0];
    }
    if (left instanceof Range && right instanceof Range) {
        return isEqual((Range) left, (Range) right);
    } else if (left instanceof Iterable && right instanceof Iterable) {
        return isEqual((Iterable) left, (Iterable) right);
    } else if (left instanceof Map && right instanceof Map) {
        return isEqual((Map) left, (Map) right);
    } else if (left instanceof ChronoPeriod && right instanceof ChronoPeriod) {
        // periods have special compare semantics in FEEL as it ignores "days". Only months and years are compared
        Long l = ComparablePeriod.toTotalMonths((ChronoPeriod) left);
        Long r = ComparablePeriod.toTotalMonths((ChronoPeriod) right);
        return isEqual(l, r);
    } else if (left instanceof TemporalAccessor && right instanceof TemporalAccessor) {
        // Handle specific cases when both time / datetime
        TemporalAccessor l = (TemporalAccessor) left;
        TemporalAccessor r = (TemporalAccessor) right;
        if (BuiltInType.determineTypeFromInstance(left) == BuiltInType.TIME && BuiltInType.determineTypeFromInstance(right) == BuiltInType.TIME) {
            return isEqual(valuet(l), valuet(r));
        } else if (BuiltInType.determineTypeFromInstance(left) == BuiltInType.DATE_TIME && BuiltInType.determineTypeFromInstance(right) == BuiltInType.DATE_TIME) {
            return isEqual(valuedt(l, r.query(TemporalQueries.zone())), valuedt(r, l.query(TemporalQueries.zone())));
        }
    // fallback; continue:
    }
    return compare(left, right, ctx, (l, r) -> l.compareTo(r) == 0);
}

Example 12 with Range

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

the class EvalHelper method getDefinedValue.

public static PropertyValueResult getDefinedValue(final Object current, final String property) {
    Object result;
    if (current == null) {
        return PropertyValueResult.notDefined();
    } else if (current instanceof Map) {
        result = ((Map) current).get(property);
        if (result == null) {
            // most cases "result" will be defined, so checking here only in case null was to signify missing key altogether.
            if (!((Map) current).containsKey(property)) {
                return PropertyValueResult.notDefined();
            }
        }
    } else if (current instanceof ChronoPeriod) {
        switch(property) {
            case "years":
                result = ((ChronoPeriod) current).get(ChronoUnit.YEARS);
                break;
            case "months":
                result = ((ChronoPeriod) current).get(ChronoUnit.MONTHS) % 12;
                break;
            default:
                return PropertyValueResult.notDefined();
        }
    } else if (current instanceof Duration) {
        switch(property) {
            case "days":
                result = ((Duration) current).toDays();
                break;
            case "hours":
                result = ((Duration) current).toHours() % 24;
                break;
            case "minutes":
                result = ((Duration) current).toMinutes() % 60;
                break;
            case "seconds":
                result = ((Duration) current).getSeconds() % 60;
                break;
            default:
                return PropertyValueResult.notDefined();
        }
    } else if (current instanceof TemporalAccessor) {
        switch(property) {
            case "year":
                result = ((TemporalAccessor) current).get(ChronoField.YEAR);
                break;
            case "month":
                result = ((TemporalAccessor) current).get(ChronoField.MONTH_OF_YEAR);
                break;
            case "day":
                result = ((TemporalAccessor) current).get(ChronoField.DAY_OF_MONTH);
                break;
            case "hour":
                result = ((TemporalAccessor) current).get(ChronoField.HOUR_OF_DAY);
                break;
            case "minute":
                result = ((TemporalAccessor) current).get(ChronoField.MINUTE_OF_HOUR);
                break;
            case "second":
                result = ((TemporalAccessor) current).get(ChronoField.SECOND_OF_MINUTE);
                break;
            case "time offset":
                if (((TemporalAccessor) current).isSupported(ChronoField.OFFSET_SECONDS)) {
                    result = Duration.ofSeconds(((TemporalAccessor) current).get(ChronoField.OFFSET_SECONDS));
                } else {
                    result = null;
                }
                break;
            case "timezone":
                ZoneId zoneId = ((TemporalAccessor) current).query(TemporalQueries.zoneId());
                if (zoneId != null) {
                    result = TimeZone.getTimeZone(zoneId).getID();
                    break;
                } else {
                    return PropertyValueResult.notDefined();
                }
            case "weekday":
                result = ((TemporalAccessor) current).get(ChronoField.DAY_OF_WEEK);
                break;
            default:
                return PropertyValueResult.notDefined();
        }
    } else if (current instanceof Range) {
        switch(property) {
            case "start included":
                result = ((Range) current).getLowBoundary() == RangeBoundary.CLOSED ? Boolean.TRUE : Boolean.FALSE;
                break;
            case "start":
                result = ((Range) current).getLowEndPoint();
                break;
            case "end":
                result = ((Range) current).getHighEndPoint();
                break;
            case "end included":
                result = ((Range) current).getHighBoundary() == RangeBoundary.CLOSED ? Boolean.TRUE : Boolean.FALSE;
                break;
            default:
                return PropertyValueResult.notDefined();
        }
    } else {
        Method getter = getGenericAccessor(current.getClass(), property);
        if (getter != null) {
            try {
                result = getter.invoke(current);
                if (result instanceof Character) {
                    result = result.toString();
                } else if (result instanceof java.util.Date) {
                    result = java.time.Instant.ofEpochMilli(((java.util.Date) result).getTime()).atZone(ZoneId.systemDefault()).toLocalDateTime();
                }
            } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
                e.printStackTrace();
                return PropertyValueResult.of(Either.ofLeft(e));
            }
        } else {
            // WORST-CASE: if code reached here, means that "property" is not defined on the "current" object at all.
            return PropertyValueResult.notDefined();
        }
    }
    // before returning, coerce "result" into number.
    result = coerceNumber(result);
    return PropertyValueResult.ofValue(result);
}

Example 13 with Range

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

the class MetByFunctionTest method invokeParamIsNull.

@Test
public void invokeParamIsNull() {
    FunctionTestUtil.assertResultError(metByFunction.invoke((Range) null, (Range) new RangeImpl()), InvalidParametersEvent.class);
    FunctionTestUtil.assertResultError(metByFunction.invoke((Range) new RangeImpl(), (Range) null), InvalidParametersEvent.class);
}

Example 14 with Range

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

the class StartedByFunctionTest method invokeParamIsNull.

@Test
public void invokeParamIsNull() {
    FunctionTestUtil.assertResultError(startedByFunction.invoke((Range) null, (Comparable) "b"), InvalidParametersEvent.class);
    FunctionTestUtil.assertResultError(startedByFunction.invoke((Range) new RangeImpl(), (Comparable) null), InvalidParametersEvent.class);
}

Example 15 with Range

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

the class OverlapsFunctionTest method invokeParamIsNull.

@Test
public void invokeParamIsNull() {
    FunctionTestUtil.assertResultError(overlapsFunction.invoke((Range) null, (Range) new RangeImpl()), InvalidParametersEvent.class);
    FunctionTestUtil.assertResultError(overlapsFunction.invoke((Range) new RangeImpl(), (Range) null), InvalidParametersEvent.class);
}