Fix compiling on platforms other than macOS

Author: airsquared

.idea/codeStyles/codeStyleConfig.xml

@@ -108,6 +108,7 @@ task createLinuxTargz(type: Tar, dependsOn: shadowJar) {
     outputs.file("${buildDir}/distributions/blobsaver-linux.tar.gz")
 
     archiveFileName = "blobsaver-linux.tar.gz"
+    compression = Compression.GZIP
     destinationDirectory = file("${buildDir}/distributions/")
     from "${buildDir}/libs/blobsaver.jar", "${projectDir}/dist/linux/"
 

.idea/modules/blobsaver_main.iml

@@ -143,14 +143,16 @@ static void launchIt(String[] args) {
         }
 
         @Override
-        public void start(Stage primaryStage) throws IOException {
+        @SuppressWarnings("unchecked")
+        public void start(Stage primaryStage) throws IOException, ReflectiveOperationException {
             Main.primaryStage = primaryStage;
             Parent root = FXMLLoader.load(getClass().getResource("blobsaver.fxml"));
             primaryStage.setTitle("blobsaver " + Main.appVersion);
             primaryStage.setScene(new Scene(root));
             primaryStage.getScene().getStylesheets().add(getClass().getResource("app.css").toExternalForm());
             if (PlatformUtil.isMac()) { // setup the dock icon
-                com.apple.eawt.Application.getApplication().setDockIconImage(javax.imageio.ImageIO.read(getClass().getResourceAsStream("blob_emoji.png")));
+                Class clazz = Class.forName("com.apple.eawt.Application");
+                clazz.getMethod("setDockIconImage", java.awt.Image.class).invoke(clazz.getMethod("getApplication").invoke(null), javax.imageio.ImageIO.read(getClass().getResourceAsStream("blob_emoji.png")));
             } else {
                 primaryStage.getIcons().clear();
                 primaryStage.getIcons().add(new Image(getClass().getResourceAsStream("blob_emoji.png")));