com.gote.importexport.ExportTournamentForOpenGotha.java Source code

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Here is the source code for com.gote.importexport.ExportTournamentForOpenGotha.java

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/**
 * Copyright 2014 Simeon GIROUSSE
 * 
 * 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.
 */
package com.gote.importexport;

import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.io.StringReader;
import java.nio.file.Paths;
import java.util.List;
import java.util.logging.Level;
import java.util.logging.Logger;

import org.dom4j.Document;
import org.dom4j.DocumentException;
import org.dom4j.Element;
import org.dom4j.io.SAXReader;

import com.gote.pojo.Tournament;
import com.gote.util.ImportExportUtil;
import com.gote.util.xml.TournamentOpenGothaUtil;

/**
 * 
 * Here the class which handle the export to opengotha file. It update the existing file.
 * 
 * @author sgirouss
 */
public class ExportTournamentForOpenGotha extends ExportTournament {

    /** Class logger */
    private static Logger LOGGER = Logger.getLogger(ExportTournamentForOpenGotha.class.getName());

    @Override
    public void export(Tournament pTournament) {
        // Build path to opengotha file
        String openGothaExportFileURI = ImportExportUtil.buildFileURI(getImportExportType(),
                pTournament.getTitle());

        // Make a copy
        ImportExportUtil.copyBeforeModification(Paths.get(openGothaExportFileURI));

        // Get the file and its content
        File file = new File(openGothaExportFileURI);
        String content = ImportExportUtil.getFileContent(file);
        if (content == null) {
            LOGGER.log(Level.SEVERE, "File \"" + file.getPath() + "\" content is null");
            return;
        }

        // Get the Document object
        Document document = getDocumentFromContent(content);
        if (document == null) {
            return;
        }

        // Update Document
        updateDocument(document, pTournament);

        // Write Document
        updateFile(file, document);
    }

    /**
     * Build a Document object from File content
     * 
     * @param pContent String
     * @return Document
     */
    private Document getDocumentFromContent(String pContent) {
        SAXReader reader = new SAXReader();
        try {
            return reader.read(new StringReader(pContent));
        } catch (DocumentException e) {
            LOGGER.log(Level.SEVERE, "DocumentException, creation stopped : " + e);
            return null;
        }
    }

    /**
     * Update a document according to Tournament state
     * 
     * @param pDocument Document
     * @param pTournament Tournament
     */
    private void updateDocument(Document pDocument, Tournament pTournament) {
        Element pElementTournament = pDocument.getRootElement();
        Element elementGames = pElementTournament.element(TournamentOpenGothaUtil.TAG_GAMES);
        @SuppressWarnings("unchecked")
        List<Element> listOfGames = (List<Element>) elementGames.elements(TournamentOpenGothaUtil.TAG_GAME);
        for (Element game : listOfGames) {
            // Check if there is no result for the game before checking games
            if (game.attribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_RESULT) != null
                    && !TournamentOpenGothaUtil.VALUE_GAME_RESULT_UNKNOWN
                            .equals(game.attribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_RESULT).getValue())) {
                if (game.attribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_ROUND) != null
                        && game.attribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_BLACK_PLAYER) != null
                        && game.attribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_WHITE_PLAYER) != null) {
                    game.addAttribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_RESULT,
                            pTournament.getGameResultWithCompleteName(
                                    Integer.parseInt(game.attribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_ROUND)
                                            .getValue()),
                                    game.attribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_BLACK_PLAYER).getValue(),
                                    game.attribute(TournamentOpenGothaUtil.ATTRIBUTE_GAME_WHITE_PLAYER)
                                            .getValue()));
                } else {
                    LOGGER.log(Level.SEVERE,
                            "Either the round number, black player name or white player name has not been found for game : "
                                    + game + ". Update impossible");
                }
            }
        }
    }

    /**
     * Update a file with a Document element
     * 
     * @param pFile File
     * @param pDocument Document
     */
    private void updateFile(File pFile, Document pDocument) {
        FileWriter fileWriter;

        try {
            fileWriter = new FileWriter(pFile);
            fileWriter.write(pDocument.asXML());
            fileWriter.close();
        } catch (IOException e) {
            LOGGER.log(Level.SEVERE, "Error during writing file " + pFile.getName(), e);
        }
        LOGGER.log(Level.INFO, "File " + pFile.getName() + " updated");
    }

    @Override
    protected String getImportExportType() {
        return ImportExportUtil.IMPORTEXPORT_TYPE_GOTHA;
    }

}