org.openimaj.util.function.context

Class ContextTransform<T>

java.lang.Object

org.openimaj.util.function.context.ContextTransform<T>

Type Parameters:

T - Type of object being extracted.

All Implemented Interfaces:

Function<Context,T>

public class ContextTransform<T>
extends Object
implements Function<Context,T>

Transform a context into a stream of another type based on items extracted from the context

Author:

Sina Samangooei (ss@ecs.soton.ac.uk)

Constructor Summary

Constructors

Constructor and Description
ContextTransform(ContextExtractor<T> extract) Construct with the given extractor
ContextTransform(String key) Construct with a KeyContextExtractor using the given key.

Method Summary

Modifier and Type	Method and Description
T	apply(Context in) Apply the function to the input argument and return the result.

Methods inherited from class java.lang.Object

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

Constructor Detail

ContextTransform

public ContextTransform(ContextExtractor<T> extract)

Construct with the given extractor

Parameters:

extract - the extractor

ContextTransform

public ContextTransform(String key)

Construct with a KeyContextExtractor using the given key.

Parameters:

key - the key to extract (a KeyContextExtractor is used)

Method Detail

apply

public T apply(Context in)

Description copied from interface: Function

Apply the function to the input argument and return the result.

Specified by:

apply in interface Function<Context,T>

Parameters:

in - the input object

Returns:

the result of the function