Examples with KeyValuePair com.drew.lang.KeyValuePair used on opensource projects

Example 1 with KeyValuePair

use of com.drew.lang.KeyValuePair in project drill by apache.

the class ImageDirectoryProcessor method processValue.

/**
 * Convert the value if necessary
 * @see org.apache.drill.exec.vector.accessor.writer.AbstractScalarWriter#setObject(Object)
 * @param writer MapColumnDefn
 * @param name Tag Name
 * @param value  Tag Value
 */
protected static void processValue(final MapColumnDefn writer, final String name, final Object value) {
    if (value == null) {
        return;
    }
    if (value instanceof Boolean) {
        writer.addObject(name, MinorType.BIT).setObject(value);
    } else if (value instanceof Byte) {
        writer.addObject(name, MinorType.TINYINT).setObject(value);
    } else if (value instanceof Short) {
        writer.addObject(name, MinorType.SMALLINT).setObject(value);
    } else if (value instanceof Integer) {
        writer.addObject(name, MinorType.INT).setObject(value);
    } else if (value instanceof Long) {
        writer.addObject(name, MinorType.BIGINT).setObject(value);
    } else if (value instanceof Float) {
        writer.addObject(name, MinorType.FLOAT4).setObject(value);
    } else if (value instanceof Double) {
        writer.addObject(name, MinorType.FLOAT8).setObject(value);
    } else if (value instanceof Rational) {
        writer.addDouble(name).setDouble(((Rational) value).doubleValue());
    } else if (value instanceof StringValue) {
        writer.addText(name).setString(((StringValue) value).toString());
    } else if (value instanceof Date) {
        writer.addDate(name).setTimestamp(Instant.ofEpochMilli(((Date) value).getTime()));
    } else if (value instanceof String[]) {
        writer.addList(name).setObject(value);
    } else if (value instanceof byte[]) {
        writer.addListByte(name).setObject(value);
    } else if (value instanceof JpegComponent) {
        JpegComponent v = (JpegComponent) value;
        TupleWriter component = writer.addMap(name);
        writer.addIntToMap(component, TagName.JPEGCOMPONENT_CID).setInt(v.getComponentId());
        writer.addIntToMap(component, TagName.JPEGCOMPONENT_HSF).setInt(v.getHorizontalSamplingFactor());
        writer.addIntToMap(component, TagName.JPEGCOMPONENT_VSF).setInt(v.getVerticalSamplingFactor());
        writer.addIntToMap(component, TagName.JPEGCOMPONENT_QTN).setInt(v.getQuantizationTableNumber());
    } else if (value instanceof List<?>) {
        ArrayWriter listMap = writer.addListMap(name);
        ListColumnDefn list = new ListColumnDefn(name).builder(listMap);
        for (Object v : (List<?>) value) {
            if (v instanceof KeyValuePair) {
                list.addText(TagName.KEYVALUEPAIR_K).setString(((KeyValuePair) v).getKey());
                list.addText(TagName.KEYVALUEPAIR_V).setString(((KeyValuePair) v).getValue().toString());
            } else {
                list.addText(TagName.KEYVALUEPAIR_V).setString(v.toString());
            }
            listMap.save();
        }
    } else {
        writer.addText(name).setString(value.toString());
    }
}