在HttpClient中,可以通过setHeader方法来设置请求头。请求头通常包括User-Agent、Content-Type、Authorization等信息。 CloseableHttpClienthttpClient=HttpClients.createDefault();HttpGethttpGet=newHttpGet(" httpGet.setHeader("User-Agent","Mozilla/5.0");httpGet.setHeader("Content-Type","application/json");httpGe...
httpPost.setHeader("Content-Type","application/json");// 设置其他请求头// httpPost.setHeader("Authorization", "Bearer token");// 发送数据StringEntityentity=newStringEntity("{'key':'value'}");httpPost.setEntity(entity);// 获取响应HttpResponseresponse=httpClient.execute(httpPost);System.out.print...
HttpHost proxy=newHttpHost("127.0.0.1", 8888);//方式一HttpClient httpclient =newDefaultHttpClient(); httpclient.getParams().setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy);//方式二HttpParams params =newBasicHttpParams(); params.setParameter(ConnRoutePNames.DEFAULT_PROXY, proxy); HttpClient httpcl...
HttpURLConnection conn=(HttpURLConnection) url.openConnection();//在连接之前设置属性//Content-Type实体头用于向接收方指示实体的介质类型,指定HEAD方法送到接收方的实体介质类型,或GET方法发送的请求介质类型conn.setRequestProperty("Content-Type", "application/json; charset=utf-8");//设置打开与此URLConnect...
HttpClient中,通过 setDefaultRequestConfig 来设置请求的参数配置,包括请求超时时间等。 生成RequestConfig /** * 设置 HTTP 请求超时时间 * * @param connectTimeout tcp 连接超时时间 * @param readTimeout 读取数据超时时间 * @return */ private RequestConfig getRequestConfig(int connectTimeout, int readTimeout...
();// 为httpGet实例设置配置httpGet.setConfig(requestConfig);// 执行get请求得到返回对象response=httpClient.execute(httpGet);// 通过返回对象获取返回数据HttpEntityentity=response.getEntity();// 通过EntityUtils中的toString方法将结果转换为字符串result=EntityUtils.toString(entity);}catch(ClientProtocolException...
public static final String GET_URL = "http://localhost:8080/welcome1"; public static final String POST_URL = "http://localhost:8080/welcome1"; public static void readContentFromGet() throws IOException { ...
custom(). setConnectionManager(connManager); //创建自定义的httpclient对象 CloseableHttpClient client = HttpClients.custom().setConnectionManager(connManager).build(); // 创建http GET请求 HttpPost httpPost = new HttpPost(url); httpPost.addHeader("Content-Type", "application/json...
CloseableHttpClient httpClient = HttpClients.createDefault(); 1. 创建HttpGet或HttpPost请求:使用HttpClient实例,您可以创建各种HTTP请求,例如GET、POST、PUT、DELETE等。以下是一个创建HttpGet请求的示例: 2. java复制代码 import org.apache.http.HttpEntity; ...
HTTP get和post请求过程中常用的方法 1.建立连接的过程 CloseableHttpClient httpClient = HttpClients.createDefault(); 1. CloseableHttpClient类型的,和下面的CloseableHttpResponse是亲兄弟啊! 此时只是建立连接,三次握手,并没有传地址。 2.定义一个get或者post请求 ...