eus.ixa.ixa.pipe.ml.parse

Class ParserEventStream

java.lang.Object

opennlp.tools.util.AbstractEventStream<Parse>

eus.ixa.ixa.pipe.ml.parse.ParserEventStream

All Implemented Interfaces:

AutoCloseable, opennlp.tools.util.ObjectStream<opennlp.tools.ml.model.Event>

public class ParserEventStream
extends opennlp.tools.util.AbstractEventStream<Parse>

Wrapper class for one of four parser event streams. The particular event stream is specified at construction.

Constructor Summary

Constructors

Constructor and Description
ParserEventStream(opennlp.tools.util.ObjectStream<Parse> d, HeadRules rules, opennlp.tools.parser.ParserEventTypeEnum etype)
ParserEventStream(opennlp.tools.util.ObjectStream<Parse> samples, HeadRules rules, opennlp.tools.parser.ParserEventTypeEnum etype, ParserFactory factory)

Method Summary

Modifier and Type	Method and Description
protected Iterator<opennlp.tools.ml.model.Event>	createEvents(Parse sample)
protected boolean	firstChild(Parse child, Parse parent) Returns true if the specified child is the first child of the specified parent.
static Parse[]	getInitialChunks(Parse p)
protected boolean	lastChild(Parse child, Parse parent) Returns true if the specified child is the last child of the specified parent.
static Parse[]	reduceChunks(Parse[] chunks, int ci, Parse parent)

Methods inherited from class opennlp.tools.util.AbstractEventStream

close, read, reset

Methods inherited from class java.lang.Object

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

Constructor Detail

ParserEventStream

public ParserEventStream(opennlp.tools.util.ObjectStream<Parse> samples,
                         HeadRules rules,
                         opennlp.tools.parser.ParserEventTypeEnum etype,
                         ParserFactory factory)

ParserEventStream

public ParserEventStream(opennlp.tools.util.ObjectStream<Parse> d,
                         HeadRules rules,
                         opennlp.tools.parser.ParserEventTypeEnum etype)

Method Detail

createEvents

protected Iterator<opennlp.tools.ml.model.Event> createEvents(Parse sample)

Specified by:

createEvents in class opennlp.tools.util.AbstractEventStream<Parse>

getInitialChunks

public static Parse[] getInitialChunks(Parse p)

firstChild

protected boolean firstChild(Parse child,
                             Parse parent)

Returns true if the specified child is the first child of the specified parent.

Parameters:

child - The child parse.

parent - The parent parse.

Returns:

true if the specified child is the first child of the specified parent; false otherwise.

reduceChunks

public static Parse[] reduceChunks(Parse[] chunks,
                                   int ci,
                                   Parse parent)

lastChild

protected boolean lastChild(Parse child,
                            Parse parent)

Returns true if the specified child is the last child of the specified parent.

Parameters:

child - The child parse.

parent - The parent parse.

Returns:

true if the specified child is the last child of the specified parent; false otherwise.