org.aksw.simba.bengal.triple2nl.converter.SimpleIRIConverter.java Source code

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Here is the source code for org.aksw.simba.bengal.triple2nl.converter.SimpleIRIConverter.java

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/*
 * #%L
 * Triple2NL
 * %%
 * Copyright (C) 2015 Agile Knowledge Engineering and Semantic Web (AKSW)
 * %%
 * 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
 * 
 *      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.
 * #L%
 */
/**
 * 
 */
package org.aksw.simba.bengal.triple2nl.converter;

import org.apache.commons.lang3.StringUtils;
import org.semanticweb.owlapi.model.IRI;
import org.semanticweb.owlapi.util.IRIShortFormProvider;
import org.semanticweb.owlapi.util.SimpleIRIShortFormProvider;

/**
 * @author Lorenz Buehmann
 *
 */
public class SimpleIRIConverter implements IRIConverter {

    private IRIShortFormProvider sfp = new SimpleIRIShortFormProvider();

    private boolean splitCamelCase = true;
    private boolean replaceUnderScores = true;
    private boolean toLowerCase = false;
    private boolean omitContentInBrackets = true;

    /*
     * (non-Javadoc)
     * 
     * @see org.aksw.triple2nl.IRIConverter#convert(java.lang.String)
     */
    @Override
    public String convert(String iri) {
        // get short form
        String shortForm = sfp.getShortForm(IRI.create(iri));

        // normalize
        shortForm = normalize(shortForm);

        return shortForm;
    }

    /*
     * (non-Javadoc)
     * 
     * @see org.aksw.triple2nl.IRIConverter#convert(java.lang.String, boolean)
     */
    @Override
    public String convert(String iri, boolean dereferenceIRI) {
        return convert(iri);
    }

    private String splitCamelCase(String s) {
        // we only split if it contains a vowel
        if (!(s.matches(".*[aeiou].*"))) {
            return s;
        }

        StringBuilder sb = new StringBuilder();
        for (String token : s.split(" ")) {
            String[] tokenSplit = StringUtils.splitByCharacterTypeCamelCase(token);

            String noVowels = "";
            for (String t : tokenSplit) {
                if (t.matches(".*[aeiou].*") || !StringUtils.isAllUpperCase(t)) {
                    if (!noVowels.isEmpty()) {
                        sb.append(noVowels).append(" ");
                        noVowels = "";
                    }
                    sb.append(t).append(" ");
                } else {
                    noVowels += t;
                }
                // sb = new StringBuilder(sb.toString().trim());
            }
            sb.append(noVowels);
            // sb.append(" ");
        }
        return sb.toString().trim();
        // return s.replaceAll(
        // String.format("%s|%s|%s",
        // "(?<=[A-Z])(?=[A-Z][a-z])",
        // "(?<=[^A-Z])(?=[A-Z])",
        // "(?<=[A-Za-z])(?=[^A-Za-z])"
        // ),
        // " "
        // );
    }

    private String normalize(String s) {
        if (replaceUnderScores) {
            s = s.replace("_", " ");
        }
        if (splitCamelCase) {
            s = splitCamelCase(s);
        }
        if (toLowerCase) {
            s = s.toLowerCase();
        }
        if (omitContentInBrackets) {
            s = s.replaceAll("\\(.+?\\)", "").trim();
        }
        return s;
    }
}