如何获取WhatsApp个人资料图片Android

Question

如何使用Android Studio以编程方式在Android中获取whatsapp个人资料图片

public class tcpServer
{
    public void method()
    {
        TcpListener server = new TcpListener(IPAddress.Any, 9999);
        server.Start();
        TcpClient client = server.AcceptTcpClient();
        NetworkStream ns = client.GetStream();

        byte[] hello = new byte[100];
        hello = Encoding.Default.GetBytes("hello world");

        while (client.Connected)
        {
            ns.Write(hello, 0, hello.Length); 
        }
    }
}