/**
* Extracts the value of a cell containing a data point.
*
* @param values The contents of a cell in HBase.
* @param value_idx The offset inside {@code values} at which the value starts.
* @param flags The flags for this value.
* @return The value of the cell.
*/
static double extractFloatingPointValue(
final byte[] values, final int value_idx, final byte flags) {
switch (flags & Const.LENGTH_MASK) {
case 7:
return Double.longBitsToDouble(Bytes.getLong(values, value_idx));
case 3:
return Float.intBitsToFloat(Bytes.getInt(values, value_idx));
}
throw new IllegalDataException(
"Floating point value @ "
+ value_idx
+ " not on 8 or 4 bytes in "
+ Arrays.toString(values));
}
/**
* Extracts the value of a cell containing a data point.
*
* @param values The contents of a cell in HBase.
* @param value_idx The offset inside {@code values} at which the value starts.
* @param flags The flags for this value.
* @return The value of the cell.
*/
static long extractIntegerValue(final byte[] values, final int value_idx, final byte flags) {
switch (flags & Const.LENGTH_MASK) {
case 7:
return Bytes.getLong(values, value_idx);
case 3:
return Bytes.getInt(values, value_idx);
case 1:
return Bytes.getShort(values, value_idx);
case 0:
return values[value_idx] & 0xFF;
}
throw new IllegalDataException(
"Integer value @ " + value_idx + " not on 8/4/2/1 bytes in " + Arrays.toString(values));
}
