Question

怎样用JAVA实现模拟HTTP请求，得到服务器的响应时间等参数

Answer 1

<a href="https://www.baidu.com/s?wd=java.net&tn=44039180_cpr&fenlei=mv6quAkxTZn0IZRqIHckPjm4nH00T1Y4n1Ddn1ubuHI-Pjc1uycz0ZwV5Hcvrjm3rH6sPfKWUMw85HfYnjn4nH6sgvPsT6KdThsqpZwYTjCEQLGCpyw9Uz4Bmy-bIi4WUvYETgN-TLwGUv3EnW0LPHfzPHm4PHczPH0YrjTsr0" target="_blank" class="baidu-highlight">java.net</a>.*;
public class HttpDemo{
    public static void main(String[] args)throws Exception{
        URL url = new URL('地址');
        HttpURLConnection http = (HttpURLConnection)url.openConnection();
        //获取网页的源码
        BufferedReader br = new BufferedReader(new InputStreamReader(http.getInputStream()));
        String line = "";
        while((line=br.readLine())!=null){
            System.out.println(line);
        }
        br.close();
        //获取参数：
        String value = getRequestProperty(String key);
    }
}