y.view
Interface NodePort.UserDataHandler

All Known Implementing Classes:

SimpleUserDataHandler

Enclosing class:

NodePort

public static interface NodePort.UserDataHandler

This interface is used by NodePort to delegate the copying of any user-defined data to. Registered implementations are responsible for creating appropriate copies of the user-defined data.

Method Summary

java.lang.Object

copyUserData(NodePort srcPort, java.lang.Object srcData, NodePort tgtPort) Creates a copy of the specified user data that is suitable for the specified target port instance.

Method Detail

copyUserData

java.lang.Object copyUserData(NodePort srcPort,
                              java.lang.Object srcData,
                              NodePort tgtPort)

Creates a copy of the specified user data that is suitable for the specified target port instance.

Parameters:

srcPort - the port instance whose user data is copied.

srcData - the user data that has to be copied.

tgtPort - the port instance for which the copy is created.

Returns:

a copy of the specified user data.