uk.gov.gchq.gaffer.function.processor

Class Processor<R,C extends FunctionContext<?>>

java.lang.Object

uk.gov.gchq.gaffer.function.processor.Processor<R,C>

Type Parameters:

R - The type of reference used by tuples.

C - The type of FunctionContext to use.

All Implemented Interfaces:

Cloneable

Direct Known Subclasses:

Aggregator, Filter, Transformer

public abstract class Processor<R,C extends FunctionContext<?>>
extends Object
implements Cloneable

A Processor executes Functions against Tuples. It uses FunctionContexts to bind functions to data in tuples.

Constructor Summary

Constructors

Constructor and Description
Processor() Default constructor - used for serialisation.
Processor(Collection<C> functions) Create a Processor that executes the given FunctionContexts.

Method Summary

Modifier and Type	Method and Description
void	addFunction(C functionContext) Add a FunctionContext to be executed by this Processor.
void	addFunctions(Collection<C> functionContext) Add a collection of FunctionContexts to be executed by this Processor.
abstract Processor<R,C>	clone()
boolean	equals(Object o)
List<C>	getFunctions()
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Constructor Detail

Processor

public Processor()

Default constructor - used for serialisation.

Processor

public Processor(Collection<C> functions)

Create a Processor that executes the given FunctionContexts.

Parameters:

functions - FunctionContexts to execute.

Method Detail

addFunction

public void addFunction(C functionContext)

Add a FunctionContext to be executed by this Processor.

Parameters:

functionContext - FunctionContext to be executed.

addFunctions

public void addFunctions(Collection<C> functionContext)

Add a collection of FunctionContexts to be executed by this Processor.

Parameters:

functionContext - FunctionContexts to be executed.

getFunctions

public List<C> getFunctions()

Returns:

FunctionContexts to be executed by this Processor.

clone

public abstract Processor<R,C> clone()

Overrides:

clone in class Object

Returns:

Deep copy of this Processor.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object