页面静态化-http get请求获取页面内容代码

 1 import org.apache.http.HttpEntity;
 2 import org.apache.http.HttpException;
 3 import org.apache.http.HttpResponse;
 4 import org.apache.http.client.HttpClient;
 5 import org.apache.http.client.methods.HttpGet;
 6 import org.apache.http.client.methods.HttpRequestBase;
 7 import org.apache.http.impl.client.HttpClients;
 8 import org.apache.http.protocol.BasicHttpContext;
 9 import org.apache.http.protocol.HttpContext;
10 import org.apache.http.util.EntityUtils;
11
12 /**
13  * 页面静态化，通过http get请求获取页面内容
14  * 注意：要引入common-logging、httpcore、httpclient的jar包
15  */
16 public class PageStatic
17 {
18     public static void main(String[] args)
19     {
20         HttpClient client = HttpClients.createDefault();
21         String url = "http://fanyi.youdao.com/";
22         HttpRequestBase http = new HttpGet(url);
23         HttpContext context = new BasicHttpContext();
24         try
25         {
26             HttpResponse response = client.execute(http, context);
27             int statusCode = response.getStatusLine().getStatusCode();
28
29             switch (statusCode)
30             {
31                 case 200:
32                 case 400:// 业务异常
33                     break;
34                 default:
35                     throw new HttpException(url + " Status Code:" + statusCode);
36             }
37
38             HttpEntity entity = response.getEntity();
39             String reStr = EntityUtils.toString(entity);
40             System.out.println(reStr);
41         }
42         catch (Exception e)
43         {
44             System.out.println(e.toString());
45         }
46     }
47
48 }