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httpclient的工具类util

程序员文章站 2022-05-28 21:33:17
httpclient的工具类util // #mainBox > main > div.blog-content-box > div > div > div.article-info-box > div.article-bar-top > div > span.read-count//https://blog.csdn.net/m0_49966615/article/details/109529290// https://blog....

httpclient的工具类util

   https://blog.csdn.net/m0_49966615/article/details/109528284
    String url = "";
    String value = "";

    for (int i = 0; i < 100; i++) {

        url = "https://blog.csdn.net/m0_4996615/article/details/10958284" ;
        CloseableHttpClient httpclient = HttpClients.createDefault();
        String responseText = "";
        CloseableHttpResponse response = null;
        try {

            HttpGet httpGet = new HttpGet(url);
            httpGet.addHeader("Accept", "*/*");
            httpGet.setHeader("user-agent", "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.121 Safari/537.36");
            // 执行请求
            response = httpclient.execute(httpGet);
            if (response != null) {
                HttpEntity entity = response.getEntity();
                String html = EntityUtils.toString(entity);
                int i1 = html.indexOf("read-count");
                value = html.substring(i1+12, i1 + 14);

            }
            LocalDateTime now = LocalDateTime.now();
            System.out.println(i + "-value:" + value + "-url:"+url+"-" + Thread.currentThread().getName() + "-now:" + now + "-" + now.getHour());
            Thread.currentThread().sleep(5 * 60 * 1000);


        } catch (Exception e) {
            e.printStackTrace();
        } finally {
            if (httpclient != null) {
                try {
                    httpclient.close();
                } catch (Exception e) {
                    e.printStackTrace();
                }
            }
        }
    }

本文地址:https://blog.csdn.net/m0_49966615/article/details/109581197