org.openzen.zengarden.delta

Interface DataDelta<T>

Type Parameters:

T - value type

All Known Implementing Classes:

ArrayDelta, ByteBufferDelta, LiteralDelta, StringDelta, VoidDelta

public interface DataDelta<T>

Represents the difference beween an old and new value. Allows for only updates to be transferred and then applied to the old values.

Method Summary

Modifier and Type	Method and Description
void	serialize(DataOutput output) Serializes the diff to the given output stream.
T	update(T value) Updates the given value.

Method Detail

update

T update(T value)

Updates the given value. The value must be the original value used to make the diff; otherwise the output is undetermined.

Parameters:

value - original value

Returns:

modified value

serialize

void serialize(DataOutput output)
        throws java.io.IOException

Serializes the diff to the given output stream.

Parameters:

output - output stream

Throws:

java.io.IOException - if an I/O error occurs