[英]Java - Sending a post request with HtmlUnit
Can't really find any help on this but I've been trying to send a post request with HtmlUnit. 无法真正找到任何帮助,但我一直在尝试用HtmlUnit发送一个帖子请求。 The code I have is:
我的代码是:
final WebClient webClient = new WebClient();
// Instead of requesting the page directly we create a WebRequestSettings object
WebRequest requestSettings = new WebRequest(
new URL("www.URLHERE.com"), HttpMethod.POST);
// Then we set the request parameters
requestSettings.setRequestParameters(new ArrayList());
requestSettings.getRequestParameters().add(new NameValuePair("name", "value"));
// Finally, we can get the page
HtmlPage page = webClient.getPage(requestSettings);
Is there an easier way I could carry out a POST request? 有没有更简单的方法可以执行POST请求?
This is how it's done 这就是它的完成方式
public void post() throws Exception
{
URL url = new URL("YOURURL");
WebRequest requestSettings = new WebRequest(url, HttpMethod.POST);
requestSettings.setAdditionalHeader("Accept", "*/*");
requestSettings.setAdditionalHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
requestSettings.setAdditionalHeader("Referer", "REFURLHERE");
requestSettings.setAdditionalHeader("Accept-Language", "en-US,en;q=0.8");
requestSettings.setAdditionalHeader("Accept-Encoding", "gzip,deflate,sdch");
requestSettings.setAdditionalHeader("Accept-Charset", "ISO-8859-1,utf-8;q=0.7,*;q=0.3");
requestSettings.setAdditionalHeader("X-Requested-With", "XMLHttpRequest");
requestSettings.setAdditionalHeader("Cache-Control", "no-cache");
requestSettings.setAdditionalHeader("Pragma", "no-cache");
requestSettings.setAdditionalHeader("Origin", "https://YOURHOST");
requestSettings.setRequestBody("REQUESTBODY");
Page redirectPage = webClient.getPage(requestSettings);
}
You can customize it however you want. 您可以根据需要自定义它。 Add/remove headers, add/remove request body, etc ...
添加/删除标题,添加/删除请求正文等...
There are n numbers of possible libraries using which you can call rest web services. 有许多可能的库,您可以使用它们调用其余的Web服务。
1) Apache Http client 2) Retrofit from Square 3) Volley from google 1)Apache Http客户端2)来自Square的改进3)来自谷歌的Volley
I have used Http Apache client and Retrofit both. 我使用过Http Apache客户端和Retrofit。 Both are awesome.
两者都很棒。
Here is code example of Apache HTTP client to send Post request 以下是发送Post请求的Apache HTTP客户端的代码示例
String token = null;
HttpClient httpClient = HttpClientBuilder.create().build();
HttpPost postRequest = new HttpPost(LOGIN_URL);
StringBuilder sb = new StringBuilder();
sb.append("{\"userName\":\"").append(user).append("\",").append("\"password\":\"").append(password).append("\"}");
String content = sb.toString();
StringEntity input = new StringEntity(content);
input.setContentType("application/json");
postRequest.setHeader("Content-Type", "application/json");
postRequest.setHeader("Accept", "application/json");
postRequest.setEntity(input);
HttpResponse response = httpClient.execute(postRequest);
if (response.getStatusLine().getStatusCode() != 201)
{
throw new RuntimeException("Failed : HTTP error code : " + response.getStatusLine().getStatusCode());
}
Header[] headers = response.getHeaders("X-Auth-Token");
if (headers != null && headers.length > 0)
{
token = headers[0].getValue();
}
return token;
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