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High quality UI controls and other tools to complement the core JavaFX distribution
/**
* Copyright (c) 2014, 2020 ControlsFX
* 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.
* * Neither the name of ControlsFX, any associated website, nor the
* names of its contributors may 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 CONTROLSFX 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 impl.org.controlsfx.i18n;
import java.io.File;
import java.io.IOException;
import java.nio.file.DirectoryIteratorException;
import java.nio.file.DirectoryStream;
import java.nio.file.FileSystem;
import java.nio.file.FileSystems;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Locale;
import java.util.Optional;
import java.util.stream.Collectors;
public class Translations {
private static final List translations = new ArrayList<>();
static {
// firstly try to read from the controlsfx jar
File file = new File(Translations.class.getProtectionDomain().getCodeSource().getLocation().getPath());
if (file.getName().endsWith(".jar")) { //$NON-NLS-1$
Path jarFile = file.toPath();
try (FileSystem fs = FileSystems.newFileSystem(jarFile, (ClassLoader)null)) {
fs.getRootDirectories().forEach(path -> loadFrom(path));
} catch (IOException e) {
e.printStackTrace();
}
}
// look in src directory
if (translations.isEmpty()) {
// try to read the files from the local filesystem (good for when ControlsFX
// is being run from within a developers IDE)
Path srcDir = new File("src/main/resources").toPath(); //$NON-NLS-1$
loadFrom(srcDir);
}
// look in bin directory
if (translations.isEmpty()) {
Path binDir = new File("bin").toPath(); //$NON-NLS-1$
loadFrom(binDir);
}
// look in bin directory an alternative way (good for when running
// controlsfx-samples)
if (translations.isEmpty()) {
if (file.getAbsolutePath().endsWith("controlsfx" + File.separator + "bin")) { //$NON-NLS-1$ //$NON-NLS-2$
loadFrom(file.toPath());
}
}
Collections.sort(translations);
}
private static void loadFrom(Path rootPath) {
try (DirectoryStream stream = Files.newDirectoryStream(rootPath)) {
for (Path path : stream) {
String filename = path.getFileName().toString();
if (! filename.startsWith("controlsfx") && ! filename.endsWith(".properties")) { //$NON-NLS-1$ //$NON-NLS-2$
continue;
}
if ("controlsfx.properties".equals(filename)) { //$NON-NLS-1$
translations.add(new Translation("en", path)); //$NON-NLS-1$
} else if (filename.contains("_")) { //$NON-NLS-1$
String locale = filename.substring(11, filename.indexOf(".properties")); //$NON-NLS-1$
translations.add(new Translation(locale, path));
} else {
throw new IllegalStateException("Unknown translation file '" + path + "'."); //$NON-NLS-1$ //$NON-NLS-2$
}
}
} catch (IOException | DirectoryIteratorException x) {
// no-op
}
}
private Translations() {
// no-op
}
public static Optional getTranslation(String localeString) {
for (Translation t : translations) {
if (localeString.equals(t.getLocaleString())) {
return Optional.of(t);
}
}
return Optional.empty();
}
public static List getAllTranslations() {
return translations;
}
public static List getAllTranslationLocales() {
return translations.stream().map((Translation t) -> t.getLocale()).collect(Collectors.toList());
}
}