Package opennlp.uima.chunker

Class Chunker

java.lang.Object

org.apache.uima.analysis_component.AnalysisComponent_ImplBase

org.apache.uima.analysis_component.Annotator_ImplBase

org.apache.uima.analysis_component.CasAnnotator_ImplBase

opennlp.uima.chunker.Chunker

All Implemented Interfaces:

org.apache.uima.analysis_component.AnalysisComponent

public final class Chunker
extends org.apache.uima.analysis_component.CasAnnotator_ImplBase

OpenNLP Chunker annotator.

Mandatory parameters

Type	Name	Description
String	opennlp.uima.ModelName	The name of the model file
String	opennlp.uima.SentenceType	The full name of the sentence type
String	opennlp.uima.TokenType	The full name of the token type
String	opennlp.uima.POSFeature
String	opennlp.uima.ChunkType
String	opennlp.uima.ChunkTagFeature

Optional parameters

Type	Name	Description
Integer	opennlp.uima.BeamSize

Field Summary

Fields

Modifier and Type	Field	Description
static final String	CHUNK_TAG_FEATURE_PARAMETER	The chunk tag feature parameter
static final String	CHUNK_TYPE_PARAMETER	The chunk type parameter.

Constructor Summary

Constructors

Constructor	Description
Chunker()	Initializes a new instance.

Method Summary

Modifier and Type	Method	Description
void	destroy()	Releases allocated resources.
void	initialize(org.apache.uima.UimaContext context)	Initializes the current instance with the given context.
void	process(org.apache.uima.cas.CAS tcas)	Performs chunking on the given tcas object.
void	typeSystemInit(org.apache.uima.cas.TypeSystem typeSystem)	Initializes the type system.

Methods inherited from class org.apache.uima.analysis_component.CasAnnotator_ImplBase

getRequiredCasInterface, process

Methods inherited from class org.apache.uima.analysis_component.Annotator_ImplBase

getCasInstancesRequired, hasNext, next

Methods inherited from class org.apache.uima.analysis_component.AnalysisComponent_ImplBase

batchProcessComplete, collectionProcessComplete, reconfigure, setResultSpecification

Methods inherited from class java.lang.Object

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

Field Details

CHUNK_TYPE_PARAMETER

public static final String CHUNK_TYPE_PARAMETER

The chunk type parameter.

See Also:

• Constant Field Values

CHUNK_TAG_FEATURE_PARAMETER

public static final String CHUNK_TAG_FEATURE_PARAMETER

The chunk tag feature parameter

See Also:

• Constant Field Values

Constructor Details

Chunker

public Chunker()

Initializes a new instance.

Note: Use initialize(UimaContext) to initialize this instance. Don't use the constructor.

Method Details

initialize

public void initialize(org.apache.uima.UimaContext context)
                throws org.apache.uima.resource.ResourceInitializationException

Initializes the current instance with the given context.

Note: Do all initialization in this method, do not use the constructor.

Specified by:

initialize in interface org.apache.uima.analysis_component.AnalysisComponent

Overrides:

initialize in class org.apache.uima.analysis_component.AnalysisComponent_ImplBase

Throws:

org.apache.uima.resource.ResourceInitializationException

typeSystemInit

public void typeSystemInit(org.apache.uima.cas.TypeSystem typeSystem)
                    throws org.apache.uima.analysis_engine.AnalysisEngineProcessException

Initializes the type system.

Overrides:

typeSystemInit in class org.apache.uima.analysis_component.CasAnnotator_ImplBase

Throws:

org.apache.uima.analysis_engine.AnalysisEngineProcessException

process

public void process(org.apache.uima.cas.CAS tcas)

Performs chunking on the given tcas object.

Specified by:

process in class org.apache.uima.analysis_component.CasAnnotator_ImplBase

Parameters:

tcas - The CAS object to process.

destroy

public void destroy()

Releases allocated resources.

Specified by:

destroy in interface org.apache.uima.analysis_component.AnalysisComponent

Overrides:

destroy in class org.apache.uima.analysis_component.AnalysisComponent_ImplBase