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httpcore_httpclient.rar(免费下载)[0 次下载]//可能需要引入的倒包 |
import javax.servlet.http.HttpServletRequest; |
import org.apache.http.client.config.RequestConfig; |
import org.apache.http.client.methods.CloseableHttpResponse; |
import org.apache.http.client.methods.HttpGet; |
import org.apache.http.impl.client.CloseableHttpClient; |
import org.apache.http.impl.client.HttpClients; |
import org.apache.http.util.EntityUtils; |
import org.apache.http.HttpEntity; |
import org.apache.http.client.ClientProtocolException; |
public void CurrentVisitor(){ |
// 需要访问的接口路径 |
String act = ServletActionContext.getRequest().getParameter("act"); |
String limit = ServletActionContext.getRequest().getParameter("limit"); |
// 需要访问的接口路径 |
String url = ""; |
if(act.equals("xinhuawang")){ |
url = "http://172.17.9.36:8124/"+act+"/visitors?limit="+limit; |
} |
else{ |
url = "http://192.168.20.71:8124/"+act+"/visitors?limit="+limit; |
System.out.println(url); |
} |
// 配置请求信息（请求时间） |
RequestConfig rc = RequestConfig.custom().setSocketTimeout(60000) |
.setConnectTimeout(60000).build(); |
// 获取使用DefaultHttpClient对象 |
CloseableHttpClient httpclient = HttpClients.createDefault(); |
// 返回结果 |
String result = null; |
|
try { |
if (url != null) { |
// 创建HttpGet对象，将URL通过构造方法传入HttpGet对象 |
HttpGet httpget = new HttpGet(url); |
// 将配置好请求信息附加到http请求中 |
httpget.setConfig(rc); |
// 执行DefaultHttpClient对象的execute方法发送GET请求，通过CloseableHttpResponse接口的实例，可以获取服务器返回的信息 |
CloseableHttpResponse response = httpclient.execute(httpget); |
try { |
// 得到返回对象 |
HttpEntity entity = response.getEntity(); |
if (entity != null) { |
// 获取返回结果 |
result = EntityUtils.toString(entity); |
} |
} finally { |
// 关闭到客户端的连接 |
response.close(); |
} |
} |
} catch (ClientProtocolException e) { |
e.printStackTrace(); |
} catch (IOException e) { |
e.printStackTrace(); |
} finally { |
try { |
// 关闭http请求 |
httpclient.close(); |
} catch (IOException e) { |
e.printStackTrace(); |
} |
} |
CommonUtil.printAjaxResult(result); |
|
} |
httpcore_httpclient.rar(免费下载)[0 次下载]
by: 发表于：2017-06-21 17:23:04 顶(0) | 踩(0) 回复
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