Post网络请求

1

  new Thread(){
            public void run() {
                try {
                    URL url=new URL("https://tcc.taobao.com/cc/json/mobile_tel_segment.htm");
                    HttpURLConnection connection=(HttpURLConnection) url.openConnection();

                    connection.setRequestMethod("POST");

                    /**
                     * 超时可以省略
                     */
                    //设置参数
                    connection.setDoOutput(true);  //是否向服务器写参数

                    StringBuffer sb=new StringBuffer();
                    sb.append("tel=").append(ed_phone.getText().toString());
                    byte[] buffer=sb.toString().getBytes();
                    //写参数,写字节数组(把参数内容转为字节数据)
                    connection.getOutputStream().write(buffer); 

                    //如果返回ok,处理数据
                    if(connection.getResponseCode()==200){
                        InputStream is=connection.getInputStream();//获取字节流;读取服务器返回的数据
                        byte[] b=new byte[1024];
                        /**
                         * 存每次读取的字节
                         */
                        ByteArrayOutputStream arrays=new ByteArrayOutputStream();
                        int length=0;
                        while((length=is.read(b))!=-1 ){
                            arrays.write(b, 0, length);
                        }

                        /**
                         * 再把字节流转为字符串
                         */
                        String con=arrays.toString("gbk");
                        System.out.println(con);
                    }


                } catch (MalformedURLException e) {
                    e.printStackTrace();
                } catch (IOException e) {
                    e.printStackTrace();
                }

            };

        }.start();

2

 new Thread() {
            @Override
            public void run() {
                // 将路径转换为URL
                try {
                    URL url = new URL(path);
                    // 获取连接对象
                    HttpURLConnection con = (HttpURLConnection) url
                            .openConnection();
                    // 设置请求方式
                    con.setRequestMethod("POST");
                    // 设置连接超时
                    con.setConnectTimeout(5000);
                    // 要发送给服务器的体内容
                    String data = "username="
                            + URLEncoder.encode(e_user, "utf-8") + "&password="
                            + URLEncoder.encode(e_pwd, "utf-8");
                    //设置请求的内容类型 属性  url编码的表单类型
                    con.setRequestProperty("Content-Type","application/x-www-form-urlencoded");
                    //设置请求的内容大小  获取内容的长度发送给服务器
                    con.setRequestProperty("Content-Length", data.length()+"");
                    //设置打给服务器
                    con.setDoOutput(true);
                    //将数据发送给服务器
                    con.getOutputStream().write(data.getBytes());
                    //建立连接
                    con.connect();
                    //判断响应码
                    System.out.println("aaaaaa");
                    if (con.getResponseCode()==200) {
                        InputStream stream = con.getInputStream();
                        ByteArrayOutputStream os=new ByteArrayOutputStream();
                        byte[] b=new byte[1024];
                        int len=0;
                        while((len=stream.read(b))!=-1){
                            os.write(b,0,len);
                        }
                        os.close();
                        final String str = os.toString();
                        System.out.println(str+"aaaaaaaa");
                        runOnUiThread(new Runnable() {

                            @Override
                            public void run() {
                                show.setText(str);
                            }
                        });
                    }
                    else{
                        runOnUiThread(new Runnable() {
                            public void run() {
                                show.setText("失败");
                            }
                        });
                    }

                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }.start();