爱玺玺

    //读取到sd卡xml并获得字节流

File path = new File(Environment.getExternalStorageDirectory(),"backupsms.xml");

//FileInputStream fis = new FileInputStream(path);

InputStream in=new FileInputStream(path);

byte[] buf=new byte[1024];//创建字节数组存放读取到的数据

int len=in.read(buf);

System.out.println(new String(buf,0,len));