## 依赖引入

``` xml
<dependency>
    <groupId>org.apache.httpcomponents</groupId>
    <artifactId>httpclient</artifactId>
    <version>4.5.3</version>
</dependency>
```



## 请求示例代码

```java
public void imitateCookie() throws UnsupportedEncodingException {
        CloseableHttpClient httpclient= HttpClients.createDefault();
        String url = "http://hpc.kaiyuancloud.cn/rms/api";
        // 开元云
        String cipher = "WIfHaMnen2WaRw4Agwenoe6TwDD3LxBbLEgMjVKDHADPE7xDJicjSG3yAfK4iNes1vUmVcoTxV2/+gMfla8ZDg==";

        HttpPost postMethod = new HttpPost(url + "/sign");
        List<NameValuePair> params=new ArrayList<NameValuePair>();
        //建立一个NameValuePair数组，用于存储欲传送的参数
        params.add(new BasicNameValuePair("cipher", cipher));
        //添加参数
        postMethod.setEntity(new UrlEncodedFormEntity(params, HTTP.UTF_8));
        HttpResponse response;
        try {
            response = httpclient.execute(postMethod);
            System.out.println(EntityUtils.toString(response.getEntity()));

            Header[] headers= response.getAllHeaders();
            String cookie=null;
            for(Header header:headers){
                if(header.getName().equals("Set-Cookie"))
                    cookie=header.getValue();
            }

            if(cookie!=null){

                HttpGet getMethodWithCookie = new HttpGet(url + "/biz/cluster/list");
                getMethodWithCookie.addHeader("Cookie",cookie);
                response=httpclient.execute(getMethodWithCookie);
                System.out.println(EntityUtils.toString(response.getEntity()));
            }

        } catch (ClientProtocolException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        } catch (IOException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }
    }
```