Package uk.gov.gchq.gaffer.flink.operation.handler

Class AddElementsFromSocketHandler

java.lang.Object

uk.gov.gchq.gaffer.flink.operation.handler.AddElementsFromSocketHandler

All Implemented Interfaces:

OperationHandler<AddElementsFromSocket>

public class AddElementsFromSocketHandler
extends Object
implements OperationHandler<AddElementsFromSocket>

A AddElementsFromSocketHandler handles the AddElementsFromSocket operation.

This uses Flink to stream the Element objects from a socket into Gaffer.

Rebalancing can be skipped by setting the operation option: gaffer.flink.operation.handler.skip-rebalancing to true

Constructor Summary

Constructors

Constructor	Description
AddElementsFromSocketHandler()
AddElementsFromSocketHandler(org.apache.flink.streaming.api.functions.sink.SinkFunction<Element> sink)

Method Summary

Modifier and Type	Method	Description
Object	doOperation(AddElementsFromSocket op, Context context, Store store)	Execute the given Operation.

Methods inherited from class java.lang.Object

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

Constructor Detail

AddElementsFromSocketHandler

public AddElementsFromSocketHandler()

AddElementsFromSocketHandler

public AddElementsFromSocketHandler(org.apache.flink.streaming.api.functions.sink.SinkFunction<Element> sink)

Method Detail

doOperation

public Object doOperation(AddElementsFromSocket op,
                          Context context,
                          Store store)
                   throws OperationException

Description copied from interface: OperationHandler

Execute the given Operation.

Specified by:

doOperation in interface OperationHandler<AddElementsFromSocket>

Parameters:

op - the Operation to be executed

context - the operation chain context, containing the user who executed the operation

store - the Store the operation should be run on

Returns:

the output for the operation or null.

Throws:

OperationException - thrown if the operation fails