de.lmu.ifi.dbs.elki.utilities.io

Class ByteArrayUtil.StringSerializer

java.lang.Object

de.lmu.ifi.dbs.elki.utilities.io.ByteArrayUtil.StringSerializer

All Implemented Interfaces:

ByteBufferSerializer<java.lang.String>

Enclosing class:

ByteArrayUtil

public static final class ByteArrayUtil.StringSerializer
extends java.lang.Object
implements ByteBufferSerializer<java.lang.String>

Serializer for String objects.

Author:

Erich Schubert

Field Summary

Fields

Modifier and Type	Field and Description
(package private) java.nio.charset.Charset	charset Character set to use.
(package private) java.nio.charset.CharsetDecoder	decoder Decoder.
(package private) java.nio.charset.CharsetEncoder	encoder Encoder.

Constructor Summary

Constructors

Modifier	Constructor and Description
private	StringSerializer() Constructor.

Method Summary

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

Field Detail

charset

java.nio.charset.Charset charset

Character set to use.

encoder

java.nio.charset.CharsetEncoder encoder

Encoder.

decoder

java.nio.charset.CharsetDecoder decoder

Decoder.

Constructor Detail

StringSerializer

private StringSerializer()

Constructor. Protected: use static instance!

Method Detail

fromByteBuffer

public java.lang.String 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<java.lang.String>

Parameters:

buffer - Data array to process

Returns:

Deserialized object

Throws:

java.io.IOException - on IO errors

toByteBuffer

public void toByteBuffer(java.nio.ByteBuffer buffer,
                         java.lang.String obj)
                  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<java.lang.String>

Parameters:

buffer - Buffer to serialize to

obj - Object to serialize

Throws:

java.io.IOException - on IO errors

getByteSize

public int getByteSize(java.lang.String object)
                throws java.io.IOException

Description copied from interface: ByteBufferSerializer

Get the size of the object in bytes.

Specified by:

getByteSize in interface ByteBufferSerializer<java.lang.String>

Parameters:

object - Object to serialize

Returns:

maximum size in serialized form

Throws:

java.io.IOException - on IO errors