service.AnnotationProcessor.java Source code

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Here is the source code for service.AnnotationProcessor.java

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/**
 * Copyright 2015-2016 Debmalya Jash
 * <p/>
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * <p/>
 * http://www.apache.org/licenses/LICENSE-2.0
 * <p/>
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package service;

import java.io.IOException;
import java.io.PrintWriter;
import java.util.List;
import java.util.Properties;

import edu.stanford.nlp.ling.CoreAnnotations;
import edu.stanford.nlp.pipeline.Annotation;
import edu.stanford.nlp.pipeline.StanfordCoreNLP;
import edu.stanford.nlp.trees.Tree;
import edu.stanford.nlp.trees.TreeCoreAnnotations.TreeAnnotation;
import edu.stanford.nlp.util.CoreMap;

/**
 * @author debmalyajash
 *
 */
public class AnnotationProcessor {

    /**
     * @param args
     */
    public static void main(String[] args) {
        try {
            annotate("This is a short sentence", "sample.xml");
        } catch (IOException e) {
            System.err.println(e.getMessage());
        }
    }

    public static void annotate(final String textInput, final String outputFileName) throws IOException {
        PrintWriter xmlOut = new PrintWriter(outputFileName);
        Properties props = new Properties();
        // props.setProperty("annotators", "tokenize, ssplit, pos, lemma, ner,
        // parse, cleanxml");
        props.setProperty("annotators", "tokenize, ssplit, pos, lemma, ner, parse");
        StanfordCoreNLP pipeline = new StanfordCoreNLP(props);
        Annotation annotation = new Annotation(textInput);
        pipeline.annotate(annotation);
        pipeline.xmlPrint(annotation, xmlOut);
        // An Annotation is a Map and you can get and use the
        // various analyses individually. For instance, this
        // gets the parse tree of the 1st sentence in the text.
        List<CoreMap> sentences = annotation.get(CoreAnnotations.SentencesAnnotation.class);
        if (sentences != null && sentences.size() > 0) {
            CoreMap sentence = sentences.get(0);
            Tree tree = sentence.get(TreeAnnotation.class);
            PrintWriter out = new PrintWriter(System.out);
            out.println("The first sentence parsed is:");
            if (tree != null) {
                tree.pennPrint(out);
            }
        }
    }

}