Use root locale

Author: bmalinowsky

build.gradle.kts

@@ -53,7 +53,7 @@ val swtGroupId = "org.eclipse.platform"
 val swtVersion = "3.131.0"
 var swtArtifact = "org.eclipse.swt."
 
-val os = System.getProperty("os.name").lowercase(Locale.ENGLISH)
+val os = System.getProperty("os.name").lowercase(Locale.ROOT)
 swtArtifact += when {
 	os.contains("windows") -> "win32.win32."
 	os.contains("linux")   -> "gtk.linux."

src/io/calimero/gui/LogTab.java

@@ -170,7 +170,7 @@ static void initLogging() {
 		workArea.layout(true, true);
 		enableColumnAdjusting();
 
-		final int cmd = System.getProperty("os.name").toLowerCase(Locale.ENGLISH).contains("mac") ? SWT.COMMAND : SWT.CTRL;
+		final int cmd = System.getProperty("os.name").toLowerCase(Locale.ROOT).contains("mac") ? SWT.COMMAND : SWT.CTRL;
 		list.addKeyListener(new KeyAdapter() {
 			@Override
 			public void keyPressed(final KeyEvent e) {

src/io/calimero/gui/Main.java

@@ -173,7 +173,7 @@ public static void main(final String[] args)
 			display = new Display();
 			shell = new Shell(display);
 			final FontData[] fontData = shell.getFont().getFontData();
-			final String os = System.getProperty("os.name", "generic").toLowerCase(Locale.ENGLISH);
+			final String os = System.getProperty("os.name", "generic").toLowerCase(Locale.ROOT);
 			if (!os.contains("windows")) {
 				int height = fontData[0].getHeight();
 				height -= (int) (0.15 * height);

src/io/calimero/gui/SwtChecker.java

@@ -152,7 +152,7 @@ private void downloadToLibDir() throws IOException, URISyntaxException
 
 	private Platform platform()
 	{
-		final String os = System.getProperty("os.name", "unknown").toLowerCase(Locale.ENGLISH);
+		final String os = System.getProperty("os.name", "unknown").toLowerCase(Locale.ROOT);
 		// data model prop gives us the jvm bitness
 		final String model = System.getProperty("sun.arch.data.model");
 		final String arch = System.getProperty("os.arch");