Package uk.gov.gchq.gaffer.store.operation.handler.generate

Class GenerateObjectsHandler<OBJ>

java.lang.Object

uk.gov.gchq.gaffer.store.operation.handler.generate.GenerateObjectsHandler<OBJ>

Type Parameters:

OBJ - the type of output objects from the operation.

All Implemented Interfaces:

OperationHandler<GenerateObjects<OBJ>>, OutputOperationHandler<GenerateObjects<OBJ>,Iterable<? extends OBJ>>

public class GenerateObjectsHandler<OBJ>
extends Object
implements OutputOperationHandler<GenerateObjects<OBJ>,Iterable<? extends OBJ>>

An GenerateObjectsHandler handles GenerateObjects operations. It uses the ElementGenerator from the operation to generate objects of type OBJ from the operation input Elements.

Constructor Summary

Constructors

Constructor	Description
GenerateObjectsHandler()

Method Summary

Modifier and Type	Method	Description
Iterable<? extends OBJ>	doOperation(GenerateObjects<OBJ> operation, Context context, Store store)	Execute the given Output operation.

Methods inherited from class java.lang.Object

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

Constructor Detail

GenerateObjectsHandler

public GenerateObjectsHandler()

Method Detail

doOperation

public Iterable<? extends OBJ> doOperation(GenerateObjects<OBJ> operation,
                                           Context context,
                                           Store store)
                                    throws OperationException

Description copied from interface: OutputOperationHandler

Execute the given Output operation.

Specified by:

doOperation in interface OperationHandler<OBJ>

Specified by:

doOperation in interface OutputOperationHandler<GenerateObjects<OBJ>,Iterable<? extends OBJ>>

Parameters:

operation - the Output 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.

Throws:

OperationException - thrown if the operation fails