opennlp.maxent

Class BasicEventStream

java.lang.Object

opennlp.model.AbstractEventStream

opennlp.maxent.BasicEventStream

All Implemented Interfaces:

opennlp.model.EventStream

public class BasicEventStream
extends opennlp.model.AbstractEventStream

A object which can deliver a stream of training events assuming that each event is represented as a separated list containing all the contextual predicates, with the last item being the outcome. The default separator is the space " ". e.g.:

cp_1 cp_2 ... cp_n outcome

cp_1,cp_2,...,cp_n,outcome

Version:

$Revision: 1.5 $, $Date: 2010/09/06 08:02:18 $

Author:

Jason Baldridge

Constructor Summary

Constructors

Constructor and Description
BasicEventStream(DataStream ds)
BasicEventStream(DataStream ds, java.lang.String sep)

Method Summary

Modifier and Type	Method and Description
boolean	hasNext() Test whether there are any Events remaining in this EventStream.
opennlp.model.Event	next() Returns the next Event object held in this EventStream.

Methods inherited from class opennlp.model.AbstractEventStream

remove

Methods inherited from class java.lang.Object

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

Constructor Detail

BasicEventStream

public BasicEventStream(DataStream ds,
                        java.lang.String sep)

BasicEventStream

public BasicEventStream(DataStream ds)

Method Detail

next

public opennlp.model.Event next()

Returns the next Event object held in this EventStream. Each call to nextEvent advances the EventStream.

Returns:

the Event object which is next in this EventStream

hasNext

public boolean hasNext()

Test whether there are any Events remaining in this EventStream.

Returns:

true if this EventStream has more Events