001/**
002 * Copyright (c) 2011, The University of Southampton and the individual contributors.
003 * All rights reserved.
004 *
005 * Redistribution and use in source and binary forms, with or without modification,
006 * are permitted provided that the following conditions are met:
007 *
008 *   *  Redistributions of source code must retain the above copyright notice,
009 *      this list of conditions and the following disclaimer.
010 *
011 *   *  Redistributions in binary form must reproduce the above copyright notice,
012 *      this list of conditions and the following disclaimer in the documentation
013 *      and/or other materials provided with the distribution.
014 *
015 *   *  Neither the name of the University of Southampton nor the names of its
016 *      contributors may be used to endorse or promote products derived from this
017 *      software without specific prior written permission.
018 *
019 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
020 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
021 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
022 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR
023 * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
024 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
025 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
026 * ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
027 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
028 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
029 */
030package org.openimaj.text.nlp.textpipe.annotators;
031
032import java.io.UnsupportedEncodingException;
033import java.util.ArrayList;
034import java.util.List;
035
036import org.openimaj.text.nlp.EntityTweetTokeniser;
037import org.openimaj.text.nlp.TweetTokeniserException;
038import org.openimaj.text.nlp.textpipe.annotations.RawTextAnnotation;
039import org.openimaj.text.nlp.textpipe.annotations.TokenAnnotation;
040
041public class DefaultTokenAnnotator extends AbstractTokenAnnotator{
042
043        @Override
044        public List<TokenAnnotation> tokenise(String text) {
045                EntityTweetTokeniser t = null;
046                try {
047                        t = new EntityTweetTokeniser(text);
048                } catch (UnsupportedEncodingException e) {              
049                        e.printStackTrace();
050                } catch (TweetTokeniserException e) {                   
051                        e.printStackTrace();
052                }
053                List<TokenAnnotation> tla = new ArrayList<TokenAnnotation>();
054                for(String token:t.getStringTokens()){
055                        tla.add(new TokenAnnotation(token,null, -1, -1));
056                }
057                return tla;
058        }
059
060        @Override
061        void checkForRequiredAnnotations(RawTextAnnotation annotation)
062                        throws MissingRequiredAnnotationException {
063                // TODO Auto-generated method stub
064                
065        }       
066
067}