com.asakusafw.vocabulary.flow.util

Class CoreOperatorFactory.Empty<T>

java.lang.Object

com.asakusafw.vocabulary.flow.util.CoreOperatorFactory.Empty<T>

Type Parameters:

T - the data model type

All Implemented Interfaces:

Source<T>

Enclosing class:

CoreOperatorFactory

public static final class CoreOperatorFactory.Empty<T>
extends Object
implements Source<T>

Represents an empty operator which provides empty data-sets.

Field Summary

Fields

Modifier and Type	Field and Description
Source<T>	out The singleton output of this operator.

Method Summary

Modifier and Type	Method and Description
FlowElementOutput	toOutputPort() Returns the internal port representation of this source element.

Methods inherited from class java.lang.Object

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

Field Detail

out

public final Source<T> out

The singleton output of this operator.

Method Detail

toOutputPort

public FlowElementOutput toOutputPort()

Description copied from interface: Source

Returns the internal port representation of this source element. Application developers should not use this method directly.

Specified by:

toOutputPort in interface Source<T>

Returns:

the internal port representation