net.sf.jrtps.builtin

Class TopicDataMarshaller

java.lang.Object

net.sf.jrtps.builtin.TopicDataMarshaller

All Implemented Interfaces:

Marshaller<TopicData>

public class TopicDataMarshaller
extends Object
implements Marshaller<TopicData>

Marshaller for builtin data for topic DCPSTopic. With jRTPS, instances of this topic is of type TopicData.

Author:

mcr70

Constructor Summary

Constructors

Constructor and Description
TopicDataMarshaller()

Method Summary

Modifier and Type	Method and Description
byte[]	extractKey(TopicData data) Extracts a key from given object.
boolean	hasKey() Determines whether or not a key is associated with type T.
DataEncapsulation	marshall(TopicData td) Marshalls given Object to DataEncapsulation
TopicData	unmarshall(DataEncapsulation data) Unmarshalls given DataEncapsulation to Object.

Methods inherited from class java.lang.Object

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

Constructor Detail

TopicDataMarshaller

public TopicDataMarshaller()

Method Detail

hasKey

public boolean hasKey()

Description copied from interface: Marshaller

Determines whether or not a key is associated with type T.

Specified by:

hasKey in interface Marshaller<TopicData>

Returns:

true if a key is associated with type T

extractKey

public byte[] extractKey(TopicData data)

Description copied from interface: Marshaller

Extracts a key from given object. If null is returned, it is assumed to be the same as a byte array of length 0. Returned byte array can be of any length. However, if the byte arrays length is greater than 15, it is internally converted to a MD5 hash.

Specified by:

extractKey in interface Marshaller<TopicData>

Parameters:

data - Object that holds key

Returns:

key

unmarshall

public TopicData unmarshall(DataEncapsulation data)

Description copied from interface: Marshaller

Unmarshalls given DataEncapsulation to Object.

Specified by:

unmarshall in interface Marshaller<TopicData>

Parameters:

data - DataEncapsulation

Returns:

An instance of type T

marshall

public DataEncapsulation marshall(TopicData td)

Description copied from interface: Marshaller

Marshalls given Object to DataEncapsulation

Specified by:

marshall in interface Marshaller<TopicData>

Parameters:

td - An Object to marshall

Returns:

DataEncapsulation