安卓导出bitmap为jpg文件

public void save(Bitmap bitmap) throws IOException
    {
            
String  path=Environment.getExternalStorageDirectory().getAbsolutePath()+"/map/"+getCurrentDateTimeComplete()+"map.jpg";
        String name="sdcard/"+String.valueOf(System.currentTimeMillis())+".jpg";
        File file=new File(name);
        FileOutputStream fos=new FileOutputStream(file);
        bitmap.compress(Bitmap.CompressFormat.JPEG,100,fos);
        fos.close();
}