File myDir = new File(Environment.getExternalStorageDirectory()+File.separator + "myDir");
		 String path = myDir.getAbsolutePath() + File.separator + "provisionFile.txt";

		 File myFile = new File(path);
		 if(!myFile.exists()){
			try{
				myFile.createNewFile();
			}catch(IOException e){
				e.printStackTrace();
			}
		 }