edu.illinois.cs.cogcomp.edison.annotators

Class SimpleGazetteerAnnotator

java.lang.Object

edu.illinois.cs.cogcomp.annotation.Annotator

edu.illinois.cs.cogcomp.edison.annotators.SimpleGazetteerAnnotator

public class SimpleGazetteerAnnotator
extends Annotator

This class contains all the gazetteer data and the tree used to search for term and phrase matches. This class SHOULD ONLY BE INSTANTIATED once per gazetteer set, as the gazetteers are quite large and thread safe. By default, uses lazy initialization.

Author:

redman

Field Summary

Fields inherited from class edu.illinois.cs.cogcomp.annotation.Annotator

config, isInitialized, requiredViews, viewName

Constructor Summary

Constructors

Constructor and Description
SimpleGazetteerAnnotator() Loads phrases of length 4 or less from gazetteers specified in default parameter SimpleGazetteerAnnotatorConfigurator.PATH_TO_DICTIONARIES
SimpleGazetteerAnnotator(ResourceManager nonDefaultRm) ResourceManager can override properties in SimpleGazetteerAnnotatorConfigurator

Method Summary

Modifier and Type	Method and Description
void	addView(TextAnnotation ta) The view will consist of potentially overlapping constituents representing those tokens that matched entries in the gazetteers.
void	initialize(ResourceManager rm) init all the gazetters, read the terms from a file.
URL[]	listGazetteers(String resourceDir) Lists the contents of a directory that exists either in the local path or in the classpath

Methods inherited from class edu.illinois.cs.cogcomp.annotation.Annotator

doInitialize, getRequiredViews, getTagValues, getView, getViewName, isInitialized, isSentenceLevel

Methods inherited from class java.lang.Object

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

Constructor Detail

SimpleGazetteerAnnotator

public SimpleGazetteerAnnotator()
                         throws IOException,
                                URISyntaxException

Loads phrases of length 4 or less from gazetteers specified in default parameter SimpleGazetteerAnnotatorConfigurator.PATH_TO_DICTIONARIES

Throws:

IOException

URISyntaxException

SimpleGazetteerAnnotator

public SimpleGazetteerAnnotator(ResourceManager nonDefaultRm)
                         throws IOException,
                                URISyntaxException

ResourceManager can override properties in SimpleGazetteerAnnotatorConfigurator

Throws:

IOException

URISyntaxException

Method Detail

listGazetteers

public URL[] listGazetteers(String resourceDir)
                     throws IOException

Lists the contents of a directory that exists either in the local path or in the classpath

Parameters:

resourceDir - The name of the directory containing the gazetteers

Returns:

An array of URL objects to be read

Throws:

IOException

initialize

public void initialize(ResourceManager rm)

init all the gazetters, read the terms from a file.

Specified by:

initialize in class Annotator

Parameters:

rm - configuration parameters

Throws:

IOException

URISyntaxException

addView

public void addView(TextAnnotation ta)
             throws AnnotatorException

The view will consist of potentially overlapping constituents representing those tokens that matched entries in the gazetteers. Some tokens will match against several gazetteers.

Specified by:

addView in class Annotator

Parameters:

ta - the TextAnnotation to modify.

Throws:

AnnotatorException