UserPreferences.java

package settings;

import java.util.prefs.BackingStoreException;
import java.util.prefs.Preferences;
import java.io.File;

import application.FXController;

public class UserPreferences {

    static Preferences userPrefs = Preferences.userNodeForPackage(UserPreferences.class);
    static String osName = System.getProperty("os.name");

    public static void getPreferences() throws BackingStoreException {

        String[] keys = userPrefs.keys();
        if (keys == null || keys.length == 0) {
            userPrefs.put("qualityLevel", "high");
            userPrefs.put("folderDirectory", System.getProperty("user.home") + File.separatorChar + "Music" + File.separatorChar);
        }
        FXController.folderDirectory = userPrefs.get("folderDirectory", null);
        FXController.qualityLevel = userPrefs.get("qualityLevel", null);

    }

    public static void setDirectory(String dir) {
        userPrefs.put("folderDirectory", dir + File.separatorChar);
        FXController.folderDirectory = userPrefs.get("folderDirectory", null);
    }

    static void setQuality(String quality) {

        userPrefs.put("qualityLevel", quality);
        FXController.qualityLevel = userPrefs.get("qualityLevel", null);
    }
}