de.lmu.ifi.dbs.elki.persistent
Class ByteArrayUtil.VarintSerializer

java.lang.Object
  de.lmu.ifi.dbs.elki.persistent.ByteArrayUtil.VarintSerializer

All Implemented Interfaces:

ByteBufferSerializer<Integer>

Enclosing class:

ByteArrayUtil

public static class ByteArrayUtil.VarintSerializer
extends Object
implements ByteBufferSerializer<Integer>

Serializer for Integer objects using a variable size encoding

Constructor Summary

protected

ByteArrayUtil.VarintSerializer() Constructor.

Method Summary

Integer	fromByteBuffer(ByteBuffer buffer) Deserialize an object from a byte buffer (e.g. disk)
int	getByteSize(Integer object) Get the size of the object in bytes.
void	toByteBuffer(ByteBuffer buffer, Integer obj) Serialize the object to a byte array (e.g. disk)

Methods inherited from class java.lang.Object

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

Constructor Detail

ByteArrayUtil.VarintSerializer

protected ByteArrayUtil.VarintSerializer()

Constructor. Protected: use static instance!

Method Detail

fromByteBuffer

public Integer fromByteBuffer(ByteBuffer buffer)

Description copied from interface: ByteBufferSerializer

Deserialize an object from a byte buffer (e.g. disk)

Specified by:

fromByteBuffer in interface ByteBufferSerializer<Integer>

Parameters:

buffer - Data array to process

Returns:

Deserialized object

toByteBuffer

public void toByteBuffer(ByteBuffer buffer,
                         Integer obj)

Description copied from interface: ByteBufferSerializer

Serialize the object to a byte array (e.g. disk)

Specified by:

toByteBuffer in interface ByteBufferSerializer<Integer>

Parameters:

buffer - Buffer to serialize to

obj - Object to serialize

getByteSize

public int getByteSize(Integer object)

Description copied from interface: ByteBufferSerializer

Get the size of the object in bytes.

Specified by:

getByteSize in interface ByteBufferSerializer<Integer>

Parameters:

object - Object to serialize

Returns:

maximum size in serialized form