请问这是什么语言 以及这段程序是什么意思啊

Question

dianji1zhengzhuanbtn=(Button)findViewById(R.id.dianji1zhengzhuanbtn);

        dianji1fanzhuanbtn=(Button)findViewById(R.id.dianji1fanzhuanbtn);

        dianji2zhengzhuanbtn=(Button)findViewById(R.id.dianji2zhengzhuanbtn);

        dianji2fanzhuanbtn=(Button)findViewById(R.id.dianji2fanzhuanbtn);

       

        dianji1tingzhibtn=(Button)findViewById(R.id.dianji1tingzhibtn);

        dianji2tingzhibtn=(Button)findViewById(R.id.dianji2tingzhibtn);

             dianji1zhengzhuanbtn.setOnClickListener(new dianji1zhengzhuan());

        dianji1fanzhuanbtn.setOnClickListener(new dianji1fanzhuan());

        dianji1tingzhibtn.setOnClickListener(new dianji1tingzhi());

       

        dianji2zhengzhuanbtn.setOnClickListener(new dianji2zhengzhuan());

        dianji2fanzhuanbtn.setOnClickListener(new dianji2fanzhuan());

        dianji2tingzhibtn.setOnClickListener(new dianji2tingzhi());

       

       

        IPText.setText("192.168.1.212:8080");

        lianjie();