net.sourceforge.pinyin4j.PinyinRomanizationResource Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of pinyin4j-multi Show documentation

Support Chinese character (both Simplified and Tranditional) to most popular Pinyin systems, including Hanyu Pinyin, Tongyong Pinyin, Wade-Giles, MPS2, Yale and Gwoyeu Romatzyh. Support multiple pronounciations and customized output.

The newest version!

/**
 * This file is part of pinyin4j (http://sourceforge.net/projects/pinyin4j/) and distributed under
 * GNU GENERAL PUBLIC LICENSE (GPL).
 * 
 * pinyin4j is free software; you can redistribute it and/or modify it under the terms of the GNU
 * General Public License as published by the Free Software Foundation; either version 2 of the
 * License, or (at your option) any later version.
 * 
 * pinyin4j is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without
 * even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
 * General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License along with pinyin4j.
 */

package net.sourceforge.pinyin4j;

import com.hp.hpl.sparta.Document;
import com.hp.hpl.sparta.ParseException;
import com.hp.hpl.sparta.Parser;

import java.io.FileNotFoundException;
import java.io.IOException;

/**
 * Contains the resource supporting translations among different Chinese
 * Romanization systems
 * 
 * @author Li Min ([email protected])
 * 
 */
class PinyinRomanizationResource {
    /**
     * A DOM model contains variable pinyin presentations
     */
    private Document pinyinMappingDoc;

    /**
     * @param pinyinMappingDoc
     *            The pinyinMappingDoc to set.
     */
    private void setPinyinMappingDoc(Document pinyinMappingDoc) {
        this.pinyinMappingDoc = pinyinMappingDoc;
    }

    /**
     * @return Returns the pinyinMappingDoc.
     */
    Document getPinyinMappingDoc() {
        return pinyinMappingDoc;
    }

    /**
     * Private constructor as part of the singleton pattern.
     */
    private PinyinRomanizationResource() {
        initializeResource();
    }

    /**
     * Initialiez a DOM contains variable PinYin representations
     */
    private void initializeResource() {
        try {
            final String mappingFileName = "/pinyindb/pinyin_mapping.xml";
            final String systemId = "";

            // Parse file to DOM Document
            setPinyinMappingDoc(Parser.parse(systemId, ResourceHelper
                    .getResourceInputStream(mappingFileName)));

        } catch (FileNotFoundException ex) {
            ex.printStackTrace();
        } catch (IOException ex) {
            ex.printStackTrace();
        } catch (ParseException e) {
            e.printStackTrace();
        }
    }

    /**
     * Singleton factory method.
     * 
     * @return the one and only MySingleton.
     */
    static PinyinRomanizationResource getInstance() {
        return PinyinRomanizationSystemResourceHolder.theInstance;
    }

    /**
     * Singleton implementation helper.
     */
    private static class PinyinRomanizationSystemResourceHolder {
        static final PinyinRomanizationResource theInstance = new PinyinRomanizationResource();
    }
}