Examples with AtlasConversionInfo io.atlasmap.spi.AtlasConversionInfo used on opensource projects

Example 1 with AtlasConversionInfo

use of io.atlasmap.spi.AtlasConversionInfo in project atlasmap by atlasmap.

the class StringConverter method toInteger.

@AtlasConversionInfo(sourceType = FieldType.STRING, targetType = FieldType.INTEGER, concerns = { AtlasConversionConcern.FORMAT, AtlasConversionConcern.RANGE })
public Integer toInteger(String value) throws AtlasConversionException {
    if (value == null) {
        return null;
    }
    BigDecimal bd = null;
    Integer i = null;
    try {
        i = Integer.parseInt(value);
    } catch (NumberFormatException nfe) {
        try {
            bd = new BigDecimal(value);
            i = bd.intValue();
        } catch (NumberFormatException nfe2) {
            throw new AtlasConversionException(nfe);
        }
    }
    if (bd != null && bd.compareTo(BigDecimal.valueOf(i)) != 0) {
        throw new AtlasConversionException(String.format("String %s is greater than Integer.MAX_VALUE  or less than Integer.MIN_VALUE", value));
    }
    return i;
}

Example 2 with AtlasConversionInfo

use of io.atlasmap.spi.AtlasConversionInfo in project atlasmap by atlasmap.

the class JavaValidationService method validateClassConversion.

private void validateClassConversion(String mappingId, JavaField inputField, JavaField outField, List<Validation> validations) {
    Optional<AtlasConverter<?>> atlasConverter = getConversionService().findMatchingConverter(inputField.getClassName(), outField.getClassName());
    if (!atlasConverter.isPresent()) {
        Validation validation = new Validation();
        validation.setScope(ValidationScope.MAPPING);
        validation.setId(mappingId);
        validation.setMessage(String.format("Conversion from '%s' to '%s' is required but no converter is available", inputField.getClassName(), outField.getClassName()));
        validation.setStatus(ValidationStatus.WARN);
        validations.add(validation);
    } else {
        AtlasConversionInfo conversionInfo;
        // find the method that does the conversion
        Method[] methods = atlasConverter.get().getClass().getMethods();
        conversionInfo = Arrays.stream(methods).map(method -> method.getAnnotation(AtlasConversionInfo.class)).filter(atlasConversionInfo -> atlasConversionInfo != null).filter(atlasConversionInfo -> atlasConversionInfo.sourceType().compareTo(inputField.getFieldType()) == 0 && atlasConversionInfo.targetType().compareTo(outField.getFieldType()) == 0).findFirst().orElse(null);
        if (conversionInfo != null) {
            populateConversionConcerns(mappingId, conversionInfo, getFieldName(inputField), getFieldName(outField), validations);
        }
    }
}

Example 3 with AtlasConversionInfo

use of io.atlasmap.spi.AtlasConversionInfo in project atlasmap by atlasmap.

the class CharSequenceConverter method toLong.

/**
 * Converts to {@link Long}.
 * @param value value
 * @return converted
 * @throws AtlasConversionException out of range or not a number
 */
@AtlasConversionInfo(sourceType = FieldType.STRING, targetType = FieldType.LONG, concerns = { AtlasConversionConcern.FORMAT, AtlasConversionConcern.RANGE, AtlasConversionConcern.FRACTIONAL_PART })
public Long toLong(CharSequence value) throws AtlasConversionException {
    if (value == null) {
        return null;
    }
    String str = value.toString();
    Long l = null;
    try {
        l = Long.parseLong(str);
    } catch (NumberFormatException nfe) {
        try {
            BigDecimal bd = new BigDecimal(str);
            if (bd.compareTo(new BigDecimal(Long.MIN_VALUE)) < 0 || bd.compareTo(new BigDecimal(Long.MAX_VALUE)) > 0) {
                throw new AtlasConversionException(String.format("String %s is greater than Long.MAX_VALUE  or less than Long.MIN_VALUE", value));
            }
            l = bd.longValue();
        } catch (NumberFormatException nfe2) {
            throw new AtlasConversionException(nfe);
        }
    }
    return l;
}

Example 4 with AtlasConversionInfo

use of io.atlasmap.spi.AtlasConversionInfo in project atlasmap by atlasmap.

the class CharSequenceConverter method toFloat.

/**
 * Converts to {@link Float}.
 * @param value value
 * @return converted
 * @throws AtlasConversionException out of range or not a number
 */
@AtlasConversionInfo(sourceType = FieldType.STRING, targetType = FieldType.FLOAT, concerns = { AtlasConversionConcern.FORMAT, AtlasConversionConcern.RANGE })
public Float toFloat(CharSequence value) throws AtlasConversionException {
    if (value == null) {
        return null;
    }
    String str = value.toString();
    float parsedFloat = 0.0f;
    try {
        parsedFloat = Float.parseFloat(str);
    } catch (NumberFormatException nfe) {
        throw new AtlasConversionException(nfe);
    }
    float absParsedFloat = Math.abs(parsedFloat);
    if (absParsedFloat == 0.0f) {
        return parsedFloat;
    }
    if (absParsedFloat < Float.MIN_VALUE || absParsedFloat > Float.MAX_VALUE) {
        throw new AtlasConversionException(String.format("String %s is greater than Float.MAX_VALUE  or less than Float.MIN_VALUE", str));
    }
    return Float.valueOf(str);
}

Example 5 with AtlasConversionInfo

use of io.atlasmap.spi.AtlasConversionInfo in project atlasmap by atlasmap.

the class CharSequenceConverter method toInteger.

/**
 * Converts to {@link Integer}.
 * @param value value
 * @return converted
 * @throws AtlasConversionException out of range or not a number
 */
@AtlasConversionInfo(sourceType = FieldType.STRING, targetType = FieldType.INTEGER, concerns = { AtlasConversionConcern.FORMAT, AtlasConversionConcern.RANGE, AtlasConversionConcern.FRACTIONAL_PART })
public Integer toInteger(CharSequence value) throws AtlasConversionException {
    if (value == null) {
        return null;
    }
    String str = value.toString();
    Integer i = null;
    try {
        i = Integer.parseInt(str);
    } catch (NumberFormatException nfe) {
        try {
            BigDecimal bd = new BigDecimal(str);
            if (bd.compareTo(new BigDecimal(Integer.MIN_VALUE)) < 0 || bd.compareTo(new BigDecimal(Integer.MAX_VALUE)) > 0) {
                throw new AtlasConversionException(String.format("String %s is greater than Integer.MAX_VALUE  or less than Integer.MIN_VALUE", str));
            }
            i = bd.intValue();
        } catch (NumberFormatException nfe2) {
            throw new AtlasConversionException(nfe);
        }
    }
    return i;
}