java socket HTTPClient GET

 

public class HttpClientMain {



    /**

     * @param args

     */

    public static void main(String[] args) {

        // TODO Auto-generated method stub

        Socket socket;

        try {

            InetAddress hostAdd=InetAddress.getByName("192.168.6.5");

            socket=new Socket(hostAdd,80);

            OutputStream out=socket.getOutputStream();

            InputStream in=socket.getInputStream();



            ByteArrayOutputStream baos=new ByteArrayOutputStream();

            //baos.write("data=abc\r\n".getBytes());

            //System.out.println("Data Lenth:"+baos.toByteArray().length);

            

            byte[] bytes = ("GET / HTTP/1.1\n" +

                    "Host:192.168.6.5\n" +

                    "Connection:close\n" +

                    "User-agent:Mozilla/4.0\n" +

                    "Accept-language:zh-cn\n" +

                    "\n").getBytes("UTF-8");



            out.write(bytes);

            out.flush();

            byte[] bt=new byte[1024];

            InputStreamReader isr;

            int len;

            baos.reset();

            while((len=in.read(bt))>-1){

                baos.write(bt, 0, len);

            }

            Vector<String> v=GetStartEndValue(baos.toString(),"\\(","\\)", 0);

            if (v.size()>0){

                System.out.println(v.firstElement());

            }

            baos.close();

            in.close();

        } catch (UnknownHostException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        } catch (IOException e) {

            // TODO Auto-generated catch block

            e.printStackTrace();

        }

    }



     /// <summary>

    /// 获得字符串中开始和结束字符串中间得值

    /// </summary>

    /// <param name="str">字符串</param>

    /// <param name="s">开始</param>

    /// <param name="e">结束</param>

    ///<param name="azimuth">匹配内容是否包含开始与结束符号，0：不包含  1：包含</param>

    /// <returns></returns> 

    

    public static Vector<String> GetStartEndValue(String str, String s, String e,int azimuth){

        Pattern pattern;

        if (azimuth==1){

            pattern = Pattern.compile("(?=(" + s + "))[.\\s\\S]*?(?<=(" + e + "))");

        }else{

            pattern = Pattern.compile("(?<=(" + s + "))[.\\s\\S]*?(?=(" + e + "))");

        }

        Matcher matcher = pattern.matcher(str);

        StringBuffer buffer = new StringBuffer();

        Vector<String> vector=new Vector<String>();

        while(matcher.find()){             

            vector.add(matcher.group());

        }

        return vector;

    }

}