使用post方法将android应用程序连接到webserver

I'm trying to create a simple android app in which I'm trying to connect my app to a webserver where I have a database named akshaynsit1_pathaniswaad and in that database I have a table named table1. In this table I have 3 columns id(int auto increment primary key),name(varchar(30)),addr varchar(30).I'm creating a simple signup page where user will add his name and address and this name and address will get saved to my webserver through post method. My MainActivity.java is as followsI'm trying to create a simple android app in wh