package cn.com.basic.face.util;

import java.io.BufferedOutputStream;
import java.io.File;
import java.io.FileOutputStream;

import cn.com.basic.face.base.MainActivity;

public class FileUtil {


    public static File writeToFile(String fileName, byte[] fileBytes) {
        try {
            String dir = MainActivity.getInstance().getFilesDir().getAbsolutePath();

            File file = new File(dir, fileName);
            if (file.exists()) {
                file.delete();
            }
            file.createNewFile();
            BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(new File(dir, fileName)));
            bos.write(fileBytes);
            bos.flush();
            bos.close();
            return new File(dir, fileName);
        }catch (Exception e) {
            e.printStackTrace();
        }
        return null;
    }

}