/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* 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 org.apache.uima.tutorial.ex6;
import java.util.StringTokenizer;
import org.apache.uima.UimaContext;
import org.apache.uima.analysis_component.AnalysisComponent;
import org.apache.uima.analysis_component.JCasAnnotator_ImplBase;
import org.apache.uima.jcas.JCas;
import org.apache.uima.resource.ResourceAccessException;
import org.apache.uima.resource.ResourceInitializationException;
import org.apache.uima.tutorial.UimaAcronym;
/**
* Annotates UIMA acronyms and provides their expanded forms. When combined in an aggregate TAE with
* the UimaMeetingAnnotator, demonstrates the use of the ResourceManager to share data between
* annotators.
*
*
*/
public class UimaAcronymAnnotator extends JCasAnnotator_ImplBase {
/** Map from acronyms to their expanded forms */
private StringMapResource mMap;
/**
* @see AnalysisComponent#initialize(UimaContext)
*/
public void initialize(UimaContext aContext) throws ResourceInitializationException {
super.initialize(aContext);
// get a reference to the String Map Resource
try {
mMap = (StringMapResource) getContext().getResourceObject("AcronymTable");
} catch (ResourceAccessException e) {
throw new ResourceInitializationException(e);
}
}
/**
* @see JCasAnnotator_ImplBase#process(JCas)
*/
public void process(JCas aJCas) {
// go through document word-by-word
String text = aJCas.getDocumentText();
int pos = 0;
StringTokenizer tokenizer = new StringTokenizer(text, " \t\n\r.<.>/?\";:[{]}\\|=+()!", true);
while (tokenizer.hasMoreTokens()) {
String token = tokenizer.nextToken();
// look up token in map to see if it is an acronym
String expandedForm = mMap.get(token);
if (expandedForm != null) {
// create annotation
UimaAcronym annot = new UimaAcronym(aJCas, pos, pos + token.length(), expandedForm);
annot.addToIndexes();
}
// incrememnt pos and go to next token
pos += token.length();
}
}
}