/*
* Copyright (c) 2012, Fromentin Xavier, Schnell Michaël, Dervin Cyrielle, Brabant Quentin
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * The names of its contributors may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL Fromentin Xavier, Schnell Michaël, Dervin Cyrielle OR Brabant Quentin
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package kameleon.gui.util;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.FilenameFilter;
import java.io.IOException;
import java.io.InputStream;
import java.util.Locale;
import kameleon.exception.FileReadingException;
import kameleon.exception.FileWritingException;
import kameleon.exception.KameleonException;
import kameleon.util.IOFile;
import kameleon.util.WorkSpaceManager;
/**
* Utility class for creating and maintaining the work space of
* the Kameleon software.
*
* @author Schnell Michaël
* @version 1.0
*/
public class GuiWorkSpaceManager extends WorkSpaceManager
implements FileConstants {
/**
* Checks if the default languages files are present. If not attempts
* to create them.
*
* @throws KameleonException
* if the languages are missing and could not be created
*/
public static void ensureBaseLanguage() throws KameleonException {
ensureWorkSpace() ;
// Check the language files
File languageFile = new File(LANGUAGE_FOLDER) ;
String[] foundLanguageFiles = languageFile.list(new FilenameFilter () {
/**
* A file is accepted if its name matches the regular
* expression {@value #LANGUAGE_FILE_NAMES_REGEXP} and is
* not a directory.
*/
@Override
public boolean accept(File file, String name) {
File target = new File(String.format(PATH_EXTENSION,
file.getAbsolutePath(), name)) ;
return !target.isDirectory()
&& name.matches(LANGUAGE_FILE_NAMES_REGEXP) ;
}// accept(File, String)
}) ;
if (foundLanguageFiles.length == 0) {
// No language file found, create default ones
Locale[] DEFAULT_LOCALES = new Locale[]{Locale.ENGLISH, Locale.FRENCH} ;
for(Locale locale : DEFAULT_LOCALES) {
String localeLanguage = locale.getLanguage() ;
String targetFile = String.format(
LANGUAGE_FILE_TEMPLATE, localeLanguage) ;
String sourceFile = String.format(
LANGUAGE_FILE_JAR_TEMPLATE, localeLanguage) ;
// Open the streams
BufferedOutputStream destination = null ;
BufferedInputStream source = null ;
InputStream src =
GuiWorkSpaceManager.class.getResourceAsStream(sourceFile) ;
if (src == null) {
throw new FileReadingException(sourceFile) ;
}// if
source = new BufferedInputStream(src) ;
try {
destination = new BufferedOutputStream(
new FileOutputStream(targetFile)) ;
} catch(FileNotFoundException e) {
throw new FileWritingException(new File(targetFile)) ;
}// try
// Do the actual copying
IOFile.copyFile(source, destination) ;
// Close the streams
try {
source.close() ;
} catch(IOException ioe) {
/* Do nothing. */
}// try
try {
destination.close() ;
} catch(IOException ioe) {
throw new FileWritingException(new File(targetFile)) ;
}// try
}// for
} else {
//TODO Check found language files
// OR build an array with the found language files
}// if
}// ensureBaseLanguage()
}// class GuiWorkSpaceManager