HttpUtils 发送HTTP/HTTPS/{get/post}请求
Posted light-zhang
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import java.io.IOException; import org.apache.http.HttpEntity; import org.apache.http.HttpResponse; import org.apache.http.client.ClientProtocolException; import org.apache.http.client.HttpClient; import org.apache.http.client.methods.HttpGet; import org.apache.http.client.methods.HttpPost; import org.apache.http.impl.client.HttpClientBuilder; import org.apache.http.util.EntityUtils; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import com.google.gson.Gson; /** * HTTP请求辅助工具 * * @project iweixin * @fileName WeixinUtil.java * @Description * @author light-zhang * @date 2018年5月29日下午3:29:42 * @version 1.0.0 */ public class HttpUtils { private static final Logger logger = LoggerFactory.getLogger(HttpUtils.class); /** * 发送GET请求 * * @param url * @param obj * @return */ public static <T> T doGet(String url, Class<T> _class) { HttpClient httpClient = HttpClientBuilder.create().build(); HttpGet httpGet = new HttpGet(url); try { HttpResponse response = httpClient.execute(httpGet); HttpEntity entity = response.getEntity(); if (entity != null) { logger.debug("*********************doGet-URL****************" + url); return new Gson().fromJson(EntityUtils.toString(entity, "utf-8"), _class); } } catch (ClientProtocolException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } return null; } /** * 发送POST请求 * * @param url * @param _class * @return */ public static <T> T doPost(String url, Class<T> _class) { HttpClient httpClient = HttpClientBuilder.create().build(); HttpPost httpPost = new HttpPost(url); try { HttpResponse response = httpClient.execute(httpPost); HttpEntity entity = response.getEntity(); if (entity != null) { logger.debug( "*********************doPost-URL****************" + url); return new Gson().fromJson(EntityUtils.toString(entity, "utf-8"), _class); } } catch (ClientProtocolException e) { e.printStackTrace(); } catch (IOException e) { e.printStackTrace(); } return null; } }
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