android 连接打印机打印？

Question

平板连接打印机打印，这个有谁知道呢，急急急急急求啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊啊

Answer 1

public void dayin() {
        Socket s = null;
        Thread thread = null;
        Boolean isContect = false;
        InetSocketAddress isa = null;
        try {
            s = new Socket();
            isa = new InetSocketAddress("192.168.0.168", 8000);
            s.connect(isa, 5000);
            DataInputStream dis = null;
            DataOutputStream dos = null;
            if (s.isConnected()) {
                isContect = true;
                PrintWriter out = new PrintWriter(new BufferedWriter(
                        new OutputStreamWriter(s.getOutputStream(), "GBK")),
                        true);
                out.println(Constant.str_bf.toString());
                Toast.makeText(ThankTabActivity.this, "连接成功", Toast.LENGTH_LONG).show();
            }
        } catch (IOException e) {
            Toast.makeText(ThankTabActivity.this, "连接失败",Toast.LENGTH_LONG).show();
            e.printStackTrace();
        }
    }