code: public static File getInternalDir(Context context, String path, boolean createIfNecessary) {
  		File filesDir = context.getFilesDir();
  		File internalDir = new File(filesDir, path);
  		if (!internalDir.exists() && createIfNecessary) {
  			boolean succeed = internalDir.mkdirs();
  			if (!succeed) {
  				ApptentiveLog.w(UTIL, "Unable to create internal directory: %s", internalDir);
  			}
  		}
  		return internalDir;
  	}
docs: Returns and internal storage directory