EncodingUtil

package my.hbase.util;

import org.apache.hadoop.hbase.util.Order;
import org.apache.hadoop.hbase.util.OrderedBytes;
import org.apache.hadoop.hbase.util.PositionedByteRange;
import org.apache.hadoop.hbase.util.SimplePositionedByteRange;

public class EncodingUtil {

    public static byte[] encodeDouble(double valueToEncode, int length) {
        byte[] internal = new byte[length + 3];
        PositionedByteRange byteRange = new SimplePositionedByteRange(internal, 1, length + 1);
        byteRange.setPosition(1);
        OrderedBytes.encodeNumeric(byteRange, valueToEncode, Order.ASCENDING);
        return byteRange.getBytes();
    }

    public static double decodeDouble(byte[] valueToDecode, int length) {
        PositionedByteRange byteRange = new SimplePositionedByteRange(valueToDecode, 1, length + 1);
        byteRange.setPosition(1);
        return OrderedBytes.decodeNumericAsDouble(byteRange);
    }
}