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- package com.ningdatech.kqapi.common.util;
-
- import org.apache.http.HttpEntity;
- import org.apache.http.NameValuePair;
- import org.apache.http.client.config.RequestConfig;
- import org.apache.http.client.entity.UrlEncodedFormEntity;
- import org.apache.http.client.methods.CloseableHttpResponse;
- import org.apache.http.client.methods.HttpGet;
- import org.apache.http.client.methods.HttpPost;
- import org.apache.http.conn.ssl.DefaultHostnameVerifier;
- import org.apache.http.conn.util.PublicSuffixMatcher;
- import org.apache.http.conn.util.PublicSuffixMatcherLoader;
- import org.apache.http.entity.StringEntity;
- import org.apache.http.impl.client.CloseableHttpClient;
- import org.apache.http.impl.client.HttpClients;
- import org.apache.http.message.BasicNameValuePair;
- import org.apache.http.util.EntityUtils;
- import org.slf4j.Logger;
- import org.slf4j.LoggerFactory;
- import java.io.IOException;
- import java.net.URL;
- import java.util.ArrayList;
- import java.util.List;
- import java.util.Map;
- public class HttpUtil {
- private Logger logger = LoggerFactory.getLogger(getClass());
- private RequestConfig requestConfig = RequestConfig.custom()
- .setSocketTimeout(15000)
- .setConnectTimeout(15000)
- .setConnectionRequestTimeout(15000)
- .build();
- private static HttpUtil instance = null;
- private HttpUtil(){}
-
- public static HttpUtil getInstance(){
- if (instance == null) {
- instance = new HttpUtil();
- }
- return instance;
- }
-
- /**
- * 发送 post 请求
- * @param httpUrl 地址
- */
- public String sendHttpPost(String httpUrl) throws IOException {
- HttpPost httpPost= new HttpPost(httpUrl);// 创建 httpPost
- return sendHttpPost(httpPost);
- }
-
- /**
- * 发送 post 请求
- * @param httpUrl 地址
- * @param params 参数(格式:key1=value1&key2=value2)
- */
- public String sendHttpPost(String httpUrl, String params) throws IOException {
- HttpPost httpPost= new HttpPost(httpUrl);// 创建 httpPost
- try {
- //设置参数
- StringEntity stringEntity = new StringEntity(params, "UTF-8");
- stringEntity.setContentType("application/x-www-form-urlencoded");
- httpPost.setEntity(stringEntity);
- } catch (Exception e) {
- logger.error(e.getMessage());
- }
- return sendHttpPost(httpPost);
- }
-
- /**
- * 发送 post 请求
- * @param httpUrl 地址
- * @param maps 参数
- */
- public String sendHttpPost(String httpUrl, Map<String, String> maps) throws IOException {
- HttpPost httpPost= new HttpPost(httpUrl);// 创建 httpPost
- // 创建参数队列
- List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
- for (String key : maps.keySet()) {
- nameValuePairs.add(new BasicNameValuePair(key, maps.get(key)));
- }
- try {
- httpPost.setEntity(new UrlEncodedFormEntity(nameValuePairs, "UTF-8"));
- } catch (Exception e) {
- logger.error(e.getMessage());
- }
- return sendHttpPost(httpPost);
- }
-
- /**
- * 发送 Post请求
- * @param httpPost
- *@return
- */
- private String sendHttpPost(HttpPost httpPost) throws IOException {
- CloseableHttpClient httpClient = null;
- CloseableHttpResponse response = null;
- HttpEntity entity = null;
- String responseContent = null;
- try {
- // 创建默认的 httpClient 实例.
- httpClient = HttpClients.createDefault();
- httpPost.setConfig(requestConfig);
- // 执行请求
- response = httpClient.execute(httpPost);
- entity = response.getEntity();
- responseContent = EntityUtils.toString(entity, "UTF-8");
- } catch (Exception e) {
- logger.error(e.getMessage());
- } finally {
- httpClient.close();
- try {
- // 关闭连接,释放资源
- if (response != null) {
- response.close();
- }
- if (httpClient != null) {
- httpClient.close();
- }
- } catch (IOException e) {
- logger.error(e.getMessage());
- }
- }
- return responseContent;
- }
-
- /**
- * 发送 get 请求
- * @param httpUrl
- */
- public String sendHttpGet(String httpUrl) throws IOException {
- HttpGet httpGet = new HttpGet(httpUrl);// 创建 get 请求
- return sendHttpGet(httpGet);
- }
-
- /**
- * 发送 get请求 Https
- * @param httpUrl
- */
- public String sendHttpsGet(String httpUrl) {
- HttpGet httpGet = new HttpGet(httpUrl);// 创建 get 请求
- return sendHttpsGet(httpGet);
- }
-
- /**
- * 发送 Get请求
- * @param httpGet
- *@return
- */
- private String sendHttpGet(HttpGet httpGet) throws IOException {
- CloseableHttpClient httpClient = null;
- CloseableHttpResponse response = null;
- HttpEntity entity = null;
- String responseContent = null;
- try {
- // 创建默认的 httpClient 实例.
- httpClient = HttpClients.createDefault();
- httpGet.setConfig(requestConfig);
- // 执行请求
- response = httpClient.execute(httpGet);
- entity = response.getEntity();
- responseContent = EntityUtils.toString(entity, "UTF-8");
- } catch (Exception e) {
- logger.error(e.getMessage());
- } finally {
- httpClient.close();
- try {
- // 关闭连接,释放资源
- if (response != null) {
- response.close();
- }
- if (httpClient != null) {
- httpClient.close();
- }
- } catch (IOException e) {
- logger.error(e.getMessage());
- }
- }
- return responseContent;
- }
-
- /**
- * 发送 Get请求 Https
- *@return
- */
- private String sendHttpsGet(HttpGet httpGet) {
- CloseableHttpClient httpClient = null;
- CloseableHttpResponse response = null;
- HttpEntity entity = null;
- String responseContent = null;
- try {
- // 创建默认的 httpClient 实例.
- PublicSuffixMatcher publicSuffixMatcher = PublicSuffixMatcherLoader.load(new
- URL(httpGet.getURI().toString()));
- DefaultHostnameVerifier hostnameVerifier = new DefaultHostnameVerifier(publicSuffixMatcher);
- httpClient = HttpClients.custom().setSSLHostnameVerifier(hostnameVerifier).build();
- httpGet.setConfig(requestConfig);
- // 执行请求
- response = httpClient.execute(httpGet);
- entity = response.getEntity();
- responseContent = EntityUtils.toString(entity, "UTF-8");
- } catch (Exception e) {
- logger.error(e.getMessage());
- } finally {
- try {
- // 关闭连接,释放资源
- if (response != null) {
- response.close();
- }
- if (httpClient != null) {
- httpClient.close();
- }
- } catch (IOException e) {
- logger.error(e.getMessage());
- }
- }
- return responseContent;
- }
- }
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