Module swim.streamlet

Package swim.streamlet.combinator

Class MapFieldValuesOperator<K,VI,VO,I>

java.lang.Object

swim.streamlet.AbstractMapInoutlet<K,VI,VO,I,Map<K,VO>>

swim.streamlet.combinator.MapFieldValuesOperator<K,VI,VO,I>

All Implemented Interfaces:

Inlet<I>, Inoutlet<I,Map<K,VO>>, MapInlet<K,VI,I>, MapInoutlet<K,VI,VO,I,Map<K,VO>>, MapOutlet<K,VO,Map<K,VO>>, Outlet<Map<K,VO>>

Direct Known Subclasses:

MapFieldValuesCombinator

public abstract class MapFieldValuesOperator<K,VI,VO,I>
extends AbstractMapInoutlet<K,VI,VO,I,Map<K,VO>>

Field Summary

Fields inherited from class swim.streamlet.AbstractMapInoutlet

effects, input, outlets, outputs, version

Constructor Summary

Constructors

Constructor	Description
MapFieldValuesOperator()

Method Summary

Modifier and Type	Method	Description
boolean	containsKey(K key)	Returns true if the current state of this MapOutlet contains the given key; otherwise returns false.
abstract VO	evaluate(K key, VI value)
Map<K,VO>	get()	Returns the current state of this Outlet.
VO	get(K key)	Returns the value assocaited with the given key in the current state of this MapOutlet, if defined; otherwise returns null.
Iterator<K>	keyIterator()	Returns an Iterator over the keys in the current state of this MapOutlet.

Methods inherited from class swim.streamlet.AbstractMapInoutlet

bindInput, bindInput, bindOutput, decohere, decohereInput, decohereInputKey, decohereKey, decohereOutput, decohereOutputKey, didDecohere, didDecohereKey, didRecohere, didRecohereKey, disconnectInputs, disconnectOutputs, input, onDecohere, onDecohereKey, onRecohere, onRecohereKey, outlet, outputIterator, recohere, recohereInput, recohereInputKey, recohereKey, recohereOutput, recohereOutputKey, unbindInput, unbindOutput, unbindOutputs, willDecohere, willDecohereKey, willRecohere, willRecohereKey

Methods inherited from class java.lang.Object

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

Methods inherited from interface swim.streamlet.MapOutlet

filter, map, memoize, reduce, watch

Methods inherited from interface swim.streamlet.Outlet

map, watch

Constructor Detail

MapFieldValuesOperator

public MapFieldValuesOperator()

Method Detail

containsKey

public boolean containsKey(K key)

Description copied from interface: MapOutlet

Returns true if the current state of this MapOutlet contains the given key; otherwise returns false.

Specified by:

containsKey in interface MapOutlet<K,VI,VO>

Specified by:

containsKey in class AbstractMapInoutlet<K,VI,VO,I,Map<K,VO>>

get

public VO get(K key)

Description copied from interface: MapOutlet

Returns the value assocaited with the given key in the current state of this MapOutlet, if defined; otherwise returns null.

Specified by:

get in interface MapOutlet<K,VI,VO>

Specified by:

get in class AbstractMapInoutlet<K,VI,VO,I,Map<K,VO>>

get

public Map<K,VO> get()

Description copied from interface: Outlet

Returns the current state of this Outlet.

Specified by:

get in interface Outlet<K>

Specified by:

get in class AbstractMapInoutlet<K,VI,VO,I,Map<K,VO>>

keyIterator

public Iterator<K> keyIterator()

Description copied from interface: MapOutlet

Returns an Iterator over the keys in the current state of this MapOutlet.

Specified by:

keyIterator in interface MapOutlet<K,VI,VO>

Specified by:

keyIterator in class AbstractMapInoutlet<K,VI,VO,I,Map<K,VO>>

evaluate

public abstract VO evaluate(K key,
                            VI value)