edu.nyu.jet.ne

Class OnMemoryDictionary

java.lang.Object

edu.nyu.jet.ne.Dictionary

edu.nyu.jet.ne.OnMemoryDictionary

public class OnMemoryDictionary
extends Dictionary

An in-memory implementation of the Dictionary used by the Extended Named Entity annotator.

Author:

Akira ODA

Nested Class Summary

Nested classes/interfaces inherited from class edu.nyu.jet.ne.Dictionary

Dictionary.Entry

Constructor Summary

Constructors

Constructor and Description
OnMemoryDictionary()

Method Summary

Methods

Modifier and Type	Method and Description
void	load(File file)
void	load(Reader in) Load Dictionary from java.io.Reader object
Dictionary.Entry	lookup(int pos) look for a dictionary entry matching the token sequence beginning at token pos.
void	lookupStart(String[] tokens) initializes the dictionary look-up process for the text consisting of tokens tokens.

Methods inherited from class edu.nyu.jet.ne.Dictionary

lookup

Methods inherited from class java.lang.Object

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

Constructor Detail

OnMemoryDictionary

public OnMemoryDictionary()

Method Detail

load

public void load(File file)
          throws IOException,
                 DictionaryFormatException

Throws:

IOException

DictionaryFormatException

load

public void load(Reader in)
          throws IOException,
                 DictionaryFormatException

Load Dictionary from java.io.Reader object

Parameters:

in - resource for the dictionary

Throws:

IOException - if an I/O error occurs

DictionaryFormatException - if illegal format occurs

lookupStart

public void lookupStart(String[] tokens)

initializes the dictionary look-up process for the text consisting of tokens tokens.

Specified by:

lookupStart in class Dictionary

lookup

public Dictionary.Entry lookup(int pos)

look for a dictionary entry matching the token sequence beginning at token pos.

Specified by:

lookup in class Dictionary

Parameters:

pos - the position within the token array passed to lookupStart

Returns:

the longest dictionary entry matching the token sequence, or null if no entry matches