renamed fuse-specific exception to be more generic

src/main/java/org/cryptomator/common/mount/ConflictingMountServiceException.java

@@ -0,0 +1,14 @@
+package org.cryptomator.common.mount;
+
+import org.cryptomator.integrations.mount.MountFailedException;
+
+/**
+ * Thrown by {@link Mounter} to indicate that the selected mount service can not be used
+ * due to incompatibilities with a different mount service that is already in use.
+ */
+public class ConflictingMountServiceException extends MountFailedException {
+
+	public ConflictingMountServiceException(String msg) {
+		super(msg);
+	}
+}

src/main/java/org/cryptomator/common/mount/FuseRestartRequiredException.java

@@ -1,10 +0,0 @@
-package org.cryptomator.common.mount;
-
-import org.cryptomator.integrations.mount.MountFailedException;
-
-public class FuseRestartRequiredException extends MountFailedException {
-
-	public FuseRestartRequiredException(String msg) {
-		super(msg);
-	}
-}

src/main/java/org/cryptomator/common/mount/Mounter.java

@@ -158,8 +158,8 @@ public class Mounter {
 		var mountService = mountProviders.stream().filter(s -> s.getClass().getName().equals(vaultSettings.mountService.getValue())).findFirst().orElse(defaultMountService.getValue());
 
 		if (isConflictingMountService(mountService)) {
-			// TODO: neither message displayed in UI nor exception is specific to FUSE, so rename this class
-			throw new FuseRestartRequiredException("Failed to mount the specified mount service.");
+			var msg = STR."\{mountService.getClass()} unavailable due to conflict with either of \{CONFLICTING_MOUNT_SERVICES.get(mountService.getClass().getName())}";
+			throw new ConflictingMountServiceException(msg);
 		}
 
 		usedMountServices.add(mountService);

src/main/java/org/cryptomator/ui/common/FxmlFile.java

@@ -45,7 +45,7 @@ public enum FxmlFile {
 	REMOVE_VAULT("/fxml/remove_vault.fxml"), //
 	UPDATE_REMINDER("/fxml/update_reminder.fxml"), //
 	UNLOCK_ENTER_PASSWORD("/fxml/unlock_enter_password.fxml"),
-	UNLOCK_FUSE_RESTART_REQUIRED("/fxml/unlock_fuse_restart_required.fxml"), //
+	UNLOCK_REQUIRES_RESTART("/fxml/unlock_requires_restart.fxml"), //
 	UNLOCK_INVALID_MOUNT_POINT("/fxml/unlock_invalid_mount_point.fxml"), //
 	UNLOCK_SELECT_MASTERKEYFILE("/fxml/unlock_select_masterkeyfile.fxml"), //
 	UNLOCK_SUCCESS("/fxml/unlock_success.fxml"), //

src/main/java/org/cryptomator/ui/unlock/UnlockModule.java

@@ -82,10 +82,10 @@ abstract class UnlockModule {
 	}
 
 	@Provides
-	@FxmlScene(FxmlFile.UNLOCK_FUSE_RESTART_REQUIRED)
+	@FxmlScene(FxmlFile.UNLOCK_REQUIRES_RESTART)
 	@UnlockScoped
-	static Scene provideFuseRestartRequiredScene(@UnlockWindow FxmlLoaderFactory fxmlLoaders) {
-		return fxmlLoaders.createScene(FxmlFile.UNLOCK_FUSE_RESTART_REQUIRED);
+	static Scene provideRestartRequiredScene(@UnlockWindow FxmlLoaderFactory fxmlLoaders) {
+		return fxmlLoaders.createScene(FxmlFile.UNLOCK_REQUIRES_RESTART);
 	}
 
 	// ------------------
@@ -102,7 +102,7 @@ abstract class UnlockModule {
 
 	@Binds
 	@IntoMap
-	@FxControllerKey(UnlockFuseRestartRequiredController.class)
-	abstract FxController bindUnlockFuseRestartRequiredController(UnlockFuseRestartRequiredController controller);
+	@FxControllerKey(UnlockRequiresRestartController.class)
+	abstract FxController bindUnlockRequiresRestartController(UnlockRequiresRestartController controller);
 
 }

src/main/java/org/cryptomator/ui/unlock/UnlockRequiresRestartController.java

@@ -11,7 +11,7 @@ import javafx.stage.Stage;
 import java.util.ResourceBundle;
 
 @UnlockScoped
-public class UnlockFuseRestartRequiredController implements FxController {
+public class UnlockRequiresRestartController implements FxController {
 
 	private final Stage window;
 	private final ResourceBundle resourceBundle;
@@ -19,10 +19,10 @@ public class UnlockFuseRestartRequiredController implements FxController {
 	private final Vault vault;
 
 	@Inject
-	UnlockFuseRestartRequiredController(@UnlockWindow Stage window, //
-										ResourceBundle resourceBundle, //
-										FxApplicationWindows appWindows, //
-										@UnlockWindow Vault vault) {
+	UnlockRequiresRestartController(@UnlockWindow Stage window, //
+									ResourceBundle resourceBundle, //
+									FxApplicationWindows appWindows, //
+									@UnlockWindow Vault vault) {
 		this.window = window;
 		this.resourceBundle = resourceBundle;
 		this.appWindows = appWindows;

src/main/java/org/cryptomator/ui/unlock/UnlockWorkflow.java

@@ -1,7 +1,7 @@
 package org.cryptomator.ui.unlock;
 
 import dagger.Lazy;
-import org.cryptomator.common.mount.FuseRestartRequiredException;
+import org.cryptomator.common.mount.ConflictingMountServiceException;
 import org.cryptomator.common.mount.IllegalMountPointException;
 import org.cryptomator.common.vaults.Vault;
 import org.cryptomator.common.vaults.VaultState;
@@ -38,7 +38,7 @@ public class UnlockWorkflow extends Task<Void> {
 	private final VaultService vaultService;
 	private final Lazy<Scene> successScene;
 	private final Lazy<Scene> invalidMountPointScene;
-	private final Lazy<Scene> fuseRestartRequiredScene;
+	private final Lazy<Scene> restartRequiredScene;
 	private final FxApplicationWindows appWindows;
 	private final KeyLoadingStrategy keyLoadingStrategy;
 	private final ObjectProperty<IllegalMountPointException> illegalMountPointException;
@@ -49,7 +49,7 @@ public class UnlockWorkflow extends Task<Void> {
 				   VaultService vaultService, //
 				   @FxmlScene(FxmlFile.UNLOCK_SUCCESS) Lazy<Scene> successScene, //
 				   @FxmlScene(FxmlFile.UNLOCK_INVALID_MOUNT_POINT) Lazy<Scene> invalidMountPointScene, //
-				   @FxmlScene(FxmlFile.UNLOCK_FUSE_RESTART_REQUIRED) Lazy<Scene> fuseRestartRequiredScene, //
+				   @FxmlScene(FxmlFile.UNLOCK_REQUIRES_RESTART) Lazy<Scene> restartRequiredScene, //
 				   FxApplicationWindows appWindows, //
 				   @UnlockWindow KeyLoadingStrategy keyLoadingStrategy, //
 				   @UnlockWindow ObjectProperty<IllegalMountPointException> illegalMountPointException) {
@@ -58,7 +58,7 @@ public class UnlockWorkflow extends Task<Void> {
 		this.vaultService = vaultService;
 		this.successScene = successScene;
 		this.invalidMountPointScene = invalidMountPointScene;
-		this.fuseRestartRequiredScene = fuseRestartRequiredScene;
+		this.restartRequiredScene = restartRequiredScene;
 		this.appWindows = appWindows;
 		this.keyLoadingStrategy = keyLoadingStrategy;
 		this.illegalMountPointException = illegalMountPointException;
@@ -87,9 +87,9 @@ public class UnlockWorkflow extends Task<Void> {
 		});
 	}
 
-	private void handleFuseRestartRequiredError() {
+	private void handleConflictingMountServiceException() {
 		Platform.runLater(() -> {
-			window.setScene(fuseRestartRequiredScene.get());
+			window.setScene(restartRequiredScene.get());
 			window.show();
 		});
 	}
@@ -122,12 +122,10 @@ public class UnlockWorkflow extends Task<Void> {
 	protected void failed() {
 		LOG.info("Unlock of '{}' failed.", vault.getDisplayName());
 		Throwable throwable = super.getException();
-		if(throwable instanceof IllegalMountPointException impe) {
-			handleIllegalMountPointError(impe);
-		} else if (throwable instanceof FuseRestartRequiredException _) {
-			handleFuseRestartRequiredError();
-		} else {
-			handleGenericError(throwable);
+		switch (throwable) {
+			case IllegalMountPointException e -> handleIllegalMountPointError(e);
+			case ConflictingMountServiceException _ -> handleConflictingMountServiceException();
+			default -> handleGenericError(throwable);
 		}
 		vault.stateProperty().transition(VaultState.Value.PROCESSING, VaultState.Value.LOCKED);
 	}

src/main/java/org/cryptomator/ui/vaultoptions/MountOptionsController.java

@@ -15,7 +15,6 @@ import org.cryptomator.ui.preferences.SelectedPreferencesTab;
 import org.cryptomator.ui.preferences.VolumePreferencesController;
 
 import javax.inject.Inject;
-import javax.inject.Named;
 import javafx.application.Application;
 import javafx.beans.binding.Bindings;
 import javafx.beans.value.ObservableValue;
@@ -59,7 +58,7 @@ public class MountOptionsController implements FxController {
 	private final List<MountService> mountProviders;
 	private final ObservableValue<MountService> defaultMountService;
 	private final ObservableValue<MountService> selectedMountService;
-	private final ObservableValue<Boolean> fuseRestartRequired;
+	private final ObservableValue<Boolean> selectedMountServiceRequiresRestart;
 	private final ObservableValue<Boolean> loopbackPortChangeable;
 
 
@@ -98,7 +97,7 @@ public class MountOptionsController implements FxController {
 		this.mountProviders = mountProviders;
 		this.defaultMountService = defaultMountService;
 		this.selectedMountService = Bindings.createObjectBinding(this::reselectMountService, defaultMountService, vaultSettings.mountService);
-		this.fuseRestartRequired = selectedMountService.map(mounter::isConflictingMountService);
+		this.selectedMountServiceRequiresRestart = selectedMountService.map(mounter::isConflictingMountService);
 
 		this.defaultMountFlags = selectedMountService.map(s -> {
 			if (s.hasCapability(MountCapability.MOUNT_FLAGS)) {
@@ -362,12 +361,12 @@ public class MountOptionsController implements FxController {
 		return directoryPath.getValue();
 	}
 
-	public ObservableValue<Boolean> fuseRestartRequiredProperty() {
-		return fuseRestartRequired;
+	public ObservableValue<Boolean> selectedMountServiceRequiresRestartProperty() {
+		return selectedMountServiceRequiresRestart;
 	}
 
-	public boolean getFuseRestartRequired() {
-		return fuseRestartRequired.getValue();
+	public boolean getSelectedMountServiceRequiresRestart() {
+		return selectedMountServiceRequiresRestart.getValue();
 	}
 
 	public ObservableValue<Boolean> loopbackPortChangeableProperty() {