EDIT

/**

* Copyright (C) 2009 EDIT

* European Distributed Institute of Taxonomy

* http://www.e-taxonomy.eu

*

* The contents of this file are subject to the Mozilla Public License Version 1.1

* See LICENSE.TXT at the top of this package for the full license terms.

*/

package eu.etaxonomy.cdm.io.dwca.out;

import java.io.IOException;

import java.io.InputStreamReader;

import java.net.URI;

import java.util.HashMap;

import java.util.Map;

import java.util.UUID;

import org.apache.log4j.Logger;

import au.com.bytecode.opencsv.CSVReader;

import eu.etaxonomy.cdm.common.CdmUtils;

import eu.etaxonomy.cdm.config.ConfigFileUtil;

/**

 * @author a.mueller

 * @since 03.05.2011

 *

 */

public class TermMapping {

	@SuppressWarnings("unused")

	private static Logger logger = Logger.getLogger(TermMapping.class);

	private static final String COMMENT = "//";

	private UUID uuidCdmVoc;

	private URI externalVoc;

	private char separator = '\t'; //'\u0009';  //horizontal tab

	private Map<UUID, String> mappingMap = new HashMap<>();

	public TermMapping(String filename) throws IOException{

		readMapping(filename);

	}

	private void readMapping(String filename) throws IOException {

		String strResourceFileName = "mapping" + ConfigFileUtil.getFolderSeperator() + filename;

		InputStreamReader isr = CdmUtils.getUtf8ResourceReader(strResourceFileName);

		CSVReader reader = new CSVReader(isr, separator);

		String [] nextLine = reader.readNext();

		uuidCdmVoc = UUID.fromString(nextLine[0]);

		externalVoc = URI.create(nextLine[1]);

		while ((nextLine = reader.readNext()) != null) {

			// nextLine[] is an array of values from the line

			if (nextLine.length == 0){

				continue;

			}

			readMappingLine(nextLine);

		}

	}

	private void readMappingLine(String[] mappingLine) {

		if (! mappingLine[0].startsWith(COMMENT)){

			UUID uuidCdm = UUID.fromString(mappingLine[0]);

			String externalTerm = mappingLine[1].trim();

			mappingMap.put(uuidCdm, externalTerm);

		}

	}

	public String getTerm(UUID key){

		return mappingMap.get(key);

	}

	public URI getExternalVoc(){

		return externalVoc;

	}

	public UUID getCdmVoc(){

		return uuidCdmVoc;

	}

}