Package org.fusesource.hawtbuf.codec

Class VarSignedLongCodec

java.lang.Object

org.fusesource.hawtbuf.codec.VarLongCodec

org.fusesource.hawtbuf.codec.VarSignedLongCodec

All Implemented Interfaces:

Codec<java.lang.Long>

public class VarSignedLongCodec
extends VarLongCodec

Implementation of a variable length Codec for a signed Long

Field Summary

Fields

Modifier and Type	Field	Description
static VarSignedLongCodec	INSTANCE

Constructor Summary

Constructors

Constructor	Description
VarSignedLongCodec()

Method Summary

Modifier and Type	Method	Description
java.lang.Long	decode(java.io.DataInput dataIn)	Read the payload of the object from the DataInput stream.
private static long	decodeZigZag(long n)
void	encode(java.lang.Long value, java.io.DataOutput dataOut)	Write the payload of the object to the DataOutput stream.
private static long	encodeZigZag(long n)
int	estimatedSize(java.lang.Long value)

Methods inherited from class org.fusesource.hawtbuf.codec.VarLongCodec

deepCopy, getFixedSize, isDeepCopySupported, isEstimatedSizeSupported

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

INSTANCE

public static final VarSignedLongCodec INSTANCE

Constructor Detail

VarSignedLongCodec

public VarSignedLongCodec()

Method Detail

encode

public void encode(java.lang.Long value,
                   java.io.DataOutput dataOut)
            throws java.io.IOException

Description copied from interface: Codec

Write the payload of the object to the DataOutput stream.

Specified by:

encode in interface Codec<java.lang.Long>

Overrides:

encode in class VarLongCodec

Throws:

java.io.IOException

decode

public java.lang.Long decode(java.io.DataInput dataIn)
                      throws java.io.IOException

Description copied from interface: Codec

Read the payload of the object from the DataInput stream.

Specified by:

decode in interface Codec<java.lang.Long>

Overrides:

decode in class VarLongCodec

Returns:

unmarshalled object

Throws:

java.io.IOException

decodeZigZag

private static long decodeZigZag(long n)

encodeZigZag

private static long encodeZigZag(long n)

estimatedSize

public int estimatedSize(java.lang.Long value)

Specified by:

estimatedSize in interface Codec<java.lang.Long>

Overrides:

estimatedSize in class VarLongCodec

Returns:

the estimated marshaled size of the object.