de.lmu.ifi.dbs.elki.database.ids.integer

Class IntegerDBID.DynamicSerializer

java.lang.Object

de.lmu.ifi.dbs.elki.database.ids.integer.IntegerDBID.DynamicSerializer

All Implemented Interfaces:

ByteBufferSerializer<DBID>

Enclosing class:

IntegerDBID

public static class IntegerDBID.DynamicSerializer
extends java.lang.Object
implements ByteBufferSerializer<DBID>

Dynamic sized serializer, using varint.

Author:

Erich Schubert

Constructor Summary

Constructors

Constructor and Description
DynamicSerializer() Constructor.

Method Summary

Modifier and Type	Method and Description
DBID	fromByteBuffer(java.nio.ByteBuffer buffer) Deserialize an object from a byte buffer (e.g. disk)
int	getByteSize(DBID object) Get the size of the object in bytes.
void	toByteBuffer(java.nio.ByteBuffer buffer, DBID object) 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

DynamicSerializer

public DynamicSerializer()

Constructor. Protected: use static instance!

Method Detail

fromByteBuffer

public DBID fromByteBuffer(java.nio.ByteBuffer buffer)
                    throws java.io.IOException

Description copied from interface: ByteBufferSerializer

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

Specified by:

fromByteBuffer in interface ByteBufferSerializer<DBID>

Parameters:

buffer - Data array to process

Returns:

Deserialized object

Throws:

java.io.IOException - on IO errors

toByteBuffer

public void toByteBuffer(java.nio.ByteBuffer buffer,
                         DBID object)
                  throws java.io.IOException

Description copied from interface: ByteBufferSerializer

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

Specified by:

toByteBuffer in interface ByteBufferSerializer<DBID>

Parameters:

buffer - Buffer to serialize to

object - Object to serialize

Throws:

java.io.IOException - on IO errors

getByteSize

public int getByteSize(DBID object)
                throws java.io.IOException

Description copied from interface: ByteBufferSerializer

Get the size of the object in bytes.

Specified by:

getByteSize in interface ByteBufferSerializer<DBID>

Parameters:

object - Object to serialize

Returns:

maximum size in serialized form

Throws:

java.io.IOException - on IO errors