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

Class ValidateHandler

java.lang.Object

uk.gov.gchq.gaffer.store.operation.handler.ValidateHandler

All Implemented Interfaces:

OperationHandler<Validate>, OperationWithSchemaHandler<Validate,Iterable<? extends Element>>, OutputOperationHandler<Validate,Iterable<? extends Element>>

public class ValidateHandler
extends Object
implements OutputOperationHandler<Validate,Iterable<? extends Element>>, OperationWithSchemaHandler<Validate,Iterable<? extends Element>>

An ValidateHandler handles for Validate operations. Takes an Iterable of Elements and returns an Iterable containing only valid Elements, specifically an instance of ValidatedElements. The Schema is used to validate the elements. The isSkipInvalidElements flag on Validate is used to determine what to do with invalid Elements.

Constructor Summary

Constructors

Constructor	Description
ValidateHandler()

Method Summary

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

Methods inherited from class java.lang.Object

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

Constructor Detail

ValidateHandler

public ValidateHandler()

Method Detail

doOperation

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

Description copied from interface: OutputOperationHandler

Execute the given Output operation.

Specified by:

doOperation in interface OperationHandler<Validate>

Specified by:

doOperation in interface OutputOperationHandler<Validate,Iterable<? extends Element>>

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

doOperation

public Iterable<? extends Element> doOperation(Validate operation,
                                               Schema schema)

Specified by:

doOperation in interface OperationWithSchemaHandler<Validate,Iterable<? extends Element>>