@InterfaceAudience.Public public class OrderedFloat32 extends OrderedBytesBase<Float>
float
of 32-bits using a fixed-length encoding. Based on
OrderedBytes.encodeFloat32(PositionedByteRange, float, Order)
.Modifier and Type | Field and Description |
---|---|
static OrderedFloat32 |
ASCENDING |
static OrderedFloat32 |
DESCENDING |
order
Modifier | Constructor and Description |
---|---|
protected |
OrderedFloat32(Order order) |
Modifier and Type | Method and Description |
---|---|
Float |
decode(PositionedByteRange src)
Read an instance of
T from the buffer src . |
float |
decodeFloat(PositionedByteRange dst)
Read a
float value from the buffer dst . |
int |
encode(PositionedByteRange dst,
Float val)
Write instance
val into buffer dst . |
Class<Float> |
encodedClass()
Inform consumers over what type this
DataType operates. |
int |
encodedLength(Float val)
Inform consumers how long the encoded
byte[] will be. |
int |
encodeFloat(PositionedByteRange dst,
float val)
Write instance
val into buffer buff . |
boolean |
isNullable()
Indicates whether this instance supports encoding null values.
|
getOrder, isOrderPreserving, isSkippable, skip
public static final OrderedFloat32 ASCENDING
public static final OrderedFloat32 DESCENDING
protected OrderedFloat32(Order order)
public boolean isNullable()
DataType
DataType
s that support null should treat null as comparing
less than any non-null value for default sort ordering purposes.isNullable
in interface DataType<Float>
isNullable
in class OrderedBytesBase<Float>
true
when null is supported, false
otherwise.public int encodedLength(Float val)
DataType
byte[]
will be.val
- The value to check.val
.apublic Class<Float> encodedClass()
DataType
DataType
operates. Useful
when working with bare DataType
instances.public Float decode(PositionedByteRange src)
DataType
T
from the buffer src
.src
- the buffer containing the encoded value.public int encode(PositionedByteRange dst, Float val)
DataType
val
into buffer dst
.dst
- the buffer containing the encoded value.val
- the value to encode onto dst
.public float decodeFloat(PositionedByteRange dst)
float
value from the buffer dst
.public int encodeFloat(PositionedByteRange dst, float val)
val
into buffer buff
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