com.tinkerpop.pipes.transform

Class HasNextPipe<S>

java.lang.Object

com.tinkerpop.pipes.AbstractPipe<S,E>

com.tinkerpop.pipes.util.AbstractMetaPipe<S,Boolean>

com.tinkerpop.pipes.transform.HasNextPipe<S>

All Implemented Interfaces:

Pipe<S,Boolean>, TransformPipe<S,Boolean>, MetaPipe, Iterable<Boolean>, Iterator<Boolean>

public class HasNextPipe<S>
extends AbstractMetaPipe<S,Boolean>
implements MetaPipe, TransformPipe<S,Boolean>

Author:

Marko A. Rodriguez (http://markorodriguez.com), Darrick Wiebe (http://ofallpossibleworlds.wordpress.com)

Nested Class Summary

Nested classes/interfaces inherited from interface com.tinkerpop.pipes.transform.TransformPipe

TransformPipe.Order

Field Summary

Fields inherited from class com.tinkerpop.pipes.AbstractPipe

currentEnd, pathEnabled, starts

Fields inherited from interface com.tinkerpop.pipes.Pipe

NO_PATH_MESSAGE

Constructor Summary

Constructors

Constructor and Description
HasNextPipe(Pipe<S,?> pipe) Initialize this pipe to apply its conditions to the given pipe.

Method Summary

Methods

Modifier and Type	Method and Description
List<Pipe>	getPipes()
Boolean	processNextStart()
String	toString()

Methods inherited from class com.tinkerpop.pipes.util.AbstractMetaPipe

enablePath, reset

Methods inherited from class com.tinkerpop.pipes.AbstractPipe

getCurrentPath, getPathToHere, hasNext, iterator, next, remove, setStarts, setStarts, setStarts

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.tinkerpop.pipes.Pipe

enablePath, getCurrentPath, reset, setStarts, setStarts

Methods inherited from interface java.util.Iterator

hasNext, next, remove

Methods inherited from interface java.lang.Iterable

iterator

Constructor Detail

HasNextPipe

public HasNextPipe(Pipe<S,?> pipe)

Initialize this pipe to apply its conditions to the given pipe. Each object in the source pipe is fed into the given pipe individually.

Parameters:

pipe - The pipe to determine if objects exist after input processed

Method Detail

processNextStart

public Boolean processNextStart()

Specified by:

processNextStart in class AbstractPipe<S,Boolean>

getPipes

public List<Pipe> getPipes()

Specified by:

getPipes in interface MetaPipe

toString

public String toString()

Overrides:

toString in class AbstractPipe<S,Boolean>