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  • java-URLConnection网络数据收取

    通过url创建connection方式收取

    import java.io.BufferedReader;
    import java.io.ByteArrayOutputStream;
    import java.io.InputStream;
    import java.io.InputStreamReader;
    import java.net.URL;
    import java.net.URLConnection;
    
    @SuppressWarnings("all")
    public class Test {
        public static void main(String[] args)throws Exception {
            URL url = new  URL("http://192.168.0.215:8080/tsportal/web/system/userOnlineCount");
            URLConnection connection =  url.openConnection();
            connection.setConnectTimeout(20000);
            connection.setReadTimeout(20000);
            connection.setUseCaches(false);
            connection.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.11 (KHTML, like Gecko) Chrome/23.0.1271.64 Safari/537.11");
            InputStream is = connection.getInputStream(); 
            InputStreamReader inputStreamReader = new InputStreamReader(is, "utf-8");
            BufferedReader bis = new BufferedReader(inputStreamReader); 
            String line = null; 
            StringBuffer result = new StringBuffer(); 
            while ((line = bis.readLine()) != null) { 
                result.append(line); 
            } 
            System.out.println(result.toString()); 
        }
    
    }
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  • 原文地址:https://www.cnblogs.com/hwaggLee/p/4873567.html
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