package testHttp;import java.io.BufferedReader;import java.io.IOException;import java.io.InputStreamReader;import java.net.URL;import java.net.URLConnection;public class PostAndGet {    public static void main(String[] args) {        sendGet("http://www.baidu.com");    }    // Get    public static void sendGet(String url) {        BufferedReader bufferedReader = null;        try {            URL realurl = new URL(url);            URLConnection openConnection = realurl.openConnection();            openConnection.setRequestProperty("accept", "*/*");            openConnection.setRequestProperty("connection", "Keep-Alive");            openConnection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");            bufferedReader = new BufferedReader(new InputStreamReader(openConnection.getInputStream(), "gbk"));            String line = null;            while ((line = bufferedReader.readLine()) != null) {                System.out.println(line);            }        } catch (Exception e) {            e.printStackTrace();        } finally {            try {                if (bufferedReader != null)                    bufferedReader.close();            } catch (IOException e) {                e.printStackTrace();            }        }    }    // Post    public static void sendPost(String url, String param) {        BufferedReader bufferedReader = null;        try {            URL realurl = new URL(url);            URLConnection openConnection = realurl.openConnection();            openConnection.setRequestProperty("accept", "*/*");            openConnection.setRequestProperty("connection", "Keep-Alive");            openConnection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");            openConnection.setDoOutput(true);            openConnection.setDoInput(true);            byte[] bytes = param.getBytes();            openConnection.getOutputStream().write(bytes);            openConnection.getOutputStream().flush();            bufferedReader = new BufferedReader(new InputStreamReader(openConnection.getInputStream(), "utf-8"));            String line = null;            while ((line = bufferedReader.readLine()) != null) {                System.out.println(line);            }        } catch (Exception e) {            e.printStackTrace();        } finally {            try {                if (bufferedReader != null)                    bufferedReader.close();            } catch (IOException e) {                e.printStackTrace();            }        }    }}