Settings.java

package co.forsaken.projectindigo.utils;

import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;

import co.forsaken.projectindigo.log.LogManager;

import com.google.gson.Gson;

public class Settings {
  private static final File    SETTINGS_FILE = new File(DirectoryLocations.BACKEND_DATA_DIR.format("settings.json"));
  private static SettingsToken token;

  public static SettingsToken getToken() {
    if (token == null) {
      try {
        if (!SETTINGS_FILE.exists()) {
          SETTINGS_FILE.createNewFile();
          FileUtils.writeStringToFile("{ \"installDir\": \"" + formatInput(DirectoryLocations.INSTANCE_DIR.get())
              + "\", \"maxRam\": \"1024\", \"javaParams\": \"-XX:PermSize=512M\", \"windowSize\": \"1280,720\", \"windowPos\": \"0,0\", \"windowMax\": \"true\" }", SETTINGS_FILE);
        }
        token = new Gson().fromJson(new Scanner(SETTINGS_FILE, "UTF-8").useDelimiter("\\A").next(), SettingsToken.class);
        if (token.installPath == null) {
          LogManager.info("Could not get path properly, setting it to default");
          token.installPath = formatInput(DirectoryLocations.INSTANCE_DIR.get());
          save();
        }
        DirectoryLocations.INSTANCE_DIR.update(token.installPath);
      } catch (FileNotFoundException e) {
        e.printStackTrace();
      } catch (Exception e) {
        e.printStackTrace();
      }
    }
    return token;
  }

  private static String formatInput(String input) {
    return input.replace("\\", "\\\\").replace("\"", "\\\"");
  }

  public static void save() {
    String path = new File(token.installPath).getAbsolutePath();
    if (!path.endsWith(File.separator)) path += File.separator;
    LogManager.info("Install Directory set to " + path);
    token.installPath = path;
    token.javaParams = formatInput(token.javaParams);
    DirectoryLocations.INSTANCE_DIR.update(formatInput(path));
    FileUtils.writeStringToFile(new Gson().toJson(token), SETTINGS_FILE);
  }

  public class SettingsToken {
    public String installPath;
    public String maxRam;
    public String javaParams;
    public String windowSize;
    public String windowPos;
    public String windowMax;
  }
}