eu.project.ttc.resources.FixedExpressionResource.java Source code

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Here is the source code for eu.project.ttc.resources.FixedExpressionResource.java

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/*******************************************************************************
 * Copyright 2015-2016 - CNRS (Centre National de Recherche Scientifique)
 *
 * 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 eu.project.ttc.resources;

import java.io.IOException;
import java.io.InputStream;
import java.util.Collections;
import java.util.Scanner;
import java.util.Set;

import org.apache.commons.io.IOUtils;
import org.apache.uima.resource.DataResource;
import org.apache.uima.resource.ResourceInitializationException;
import org.apache.uima.resource.SharedResourceObject;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.google.common.collect.Sets;

import eu.project.ttc.utils.TermSuiteConstants;

/**
 * 
 * @author Damien Cram
 *
 */
public class FixedExpressionResource implements SharedResourceObject {
    private static final Logger LOGGER = LoggerFactory.getLogger(FixedExpressionResource.class);

    public static final String FIXED_EXPRESSION_RESOURCE = "FixedExpressionResource";

    private Set<String> fixedExpressionLemmas = Sets.newHashSet();

    public void load(DataResource data) throws ResourceInitializationException {
        InputStream inputStream = null;
        try {
            inputStream = data.getInputStream();
            Scanner scanner = null;
            try {
                String fixedExpression, line;
                String[] str;
                scanner = new Scanner(inputStream, "UTF-8");
                scanner.useDelimiter(TermSuiteConstants.LINE_BREAK);
                while (scanner.hasNext()) {
                    line = scanner.next().split(TermSuiteConstants.DIESE)[0].trim();
                    str = line.split(TermSuiteConstants.TAB);
                    fixedExpression = str[0];

                    fixedExpressionLemmas.add(fixedExpression);
                }
            } catch (Exception e) {
                throw new ResourceInitializationException(e);
            } finally {
                IOUtils.closeQuietly(scanner);
            }
        } catch (IOException e) {
            LOGGER.error("Could not load file {}", data.getUrl());
            throw new ResourceInitializationException(e);
        } finally {
            IOUtils.closeQuietly(inputStream);
        }
    }

    public Set<String> getFixedExpressionLemmas() {
        return Collections.unmodifiableSet(fixedExpressionLemmas);
    }

    public boolean containsLemma(String lemma) {
        return fixedExpressionLemmas.contains(lemma.toLowerCase());
    }
}