package com.ruoyi.common.utils.http;
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import java.io.*;
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import java.net.ConnectException;
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import java.net.SocketTimeoutException;
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import java.net.URL;
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import java.net.URLConnection;
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import java.nio.charset.StandardCharsets;
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import java.security.KeyManagementException;
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import java.security.NoSuchAlgorithmException;
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import java.security.cert.X509Certificate;
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import java.util.HashMap;
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import java.util.Map;
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import javax.net.ssl.HostnameVerifier;
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import javax.net.ssl.HttpsURLConnection;
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import javax.net.ssl.SSLContext;
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import javax.net.ssl.SSLSession;
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import javax.net.ssl.TrustManager;
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import javax.net.ssl.X509TrustManager;
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import org.apache.http.HttpEntity;
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import org.apache.http.client.config.RequestConfig;
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import org.apache.http.client.methods.CloseableHttpResponse;
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import org.apache.http.client.methods.HttpPost;
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import org.apache.http.entity.mime.MultipartEntityBuilder;
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import org.apache.http.impl.client.CloseableHttpClient;
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import org.apache.http.impl.client.HttpClients;
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import org.apache.http.util.EntityUtils;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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import com.ruoyi.common.constant.Constants;
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import com.ruoyi.common.utils.StringUtils;
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import org.springframework.http.HttpRequest;
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import org.springframework.util.CollectionUtils;
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import org.springframework.web.multipart.MultipartFile;
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/**
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* 通用http发送方法
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*
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* @author ruoyi
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*/
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public class HttpUtils
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{
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private static final Logger log = LoggerFactory.getLogger(HttpUtils.class);
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/**
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* 向指定 URL 发送GET方法的请求
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*
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* @param url 发送请求的 URL
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* @return 所代表远程资源的响应结果
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*/
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public static String sendGet(String url)
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{
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return sendGet(url, StringUtils.EMPTY);
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}
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/**
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* 向指定 URL 发送GET方法的请求
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*
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* @param url 发送请求的 URL
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* @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
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* @return 所代表远程资源的响应结果
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*/
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public static String sendGet(String url, String param)
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{
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return sendGet(url, param, Constants.UTF8);
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}
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/**
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* 向指定 URL 发送GET方法的请求
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*
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* @param url 发送请求的 URL
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* @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
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* @param contentType 编码类型
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* @return 所代表远程资源的响应结果
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*/
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public static String sendGet(String url, String param, String contentType)
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{
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StringBuilder result = new StringBuilder();
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BufferedReader in = null;
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try
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{
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String urlNameString = StringUtils.isNotBlank(param) ? url + "?" + param : url;
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log.info("sendGet - {}", urlNameString);
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URL realUrl = new URL(urlNameString);
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URLConnection connection = realUrl.openConnection();
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connection.setRequestProperty("accept", "*/*");
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connection.setRequestProperty("connection", "Keep-Alive");
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connection.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
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connection.connect();
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in = new BufferedReader(new InputStreamReader(connection.getInputStream(), contentType));
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String line;
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while ((line = in.readLine()) != null)
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{
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result.append(line);
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}
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log.info("recv - {}", result);
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}
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catch (ConnectException e)
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{
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log.error("调用HttpUtils.sendGet ConnectException, url=" + url + ",param=" + param, e);
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}
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catch (SocketTimeoutException e)
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{
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log.error("调用HttpUtils.sendGet SocketTimeoutException, url=" + url + ",param=" + param, e);
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}
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catch (IOException e)
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{
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log.error("调用HttpUtils.sendGet IOException, url=" + url + ",param=" + param, e);
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}
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catch (Exception e)
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{
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log.error("调用HttpsUtil.sendGet Exception, url=" + url + ",param=" + param, e);
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}
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finally
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{
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try
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{
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if (in != null)
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{
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in.close();
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}
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}
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catch (Exception ex)
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{
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log.error("调用in.close Exception, url=" + url + ",param=" + param, ex);
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}
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}
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return result.toString();
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}
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/**
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* 向指定 URL 发送POST方法的请求
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*
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* @param url 发送请求的 URL
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* @param param 请求参数，请求参数应该是 name1=value1&name2=value2 的形式。
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* @return 所代表远程资源的响应结果
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*/
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public static String sendPost(String url, String param)
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{
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PrintWriter out = null;
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BufferedReader in = null;
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StringBuilder result = new StringBuilder();
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try
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{
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log.info("sendPost - {}", url);
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URL realUrl = new URL(url);
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URLConnection conn = realUrl.openConnection();
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conn.setRequestProperty("accept", "*/*");
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conn.setRequestProperty("connection", "Keep-Alive");
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conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
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conn.setRequestProperty("Accept-Charset", "utf-8");
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conn.setRequestProperty("contentType", "utf-8");
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conn.setDoOutput(true);
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conn.setDoInput(true);
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out = new PrintWriter(conn.getOutputStream());
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out.print(param);
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out.flush();
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in = new BufferedReader(new InputStreamReader(conn.getInputStream(), StandardCharsets.UTF_8));
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String line;
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while ((line = in.readLine()) != null)
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{
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result.append(line);
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}
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log.info("recv - {}", result);
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}
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catch (ConnectException e)
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{
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log.error("调用HttpUtils.sendPost ConnectException, url=" + url + ",param=" + param, e);
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}
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catch (SocketTimeoutException e)
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{
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log.error("调用HttpUtils.sendPost SocketTimeoutException, url=" + url + ",param=" + param, e);
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}
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catch (IOException e)
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{
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log.error("调用HttpUtils.sendPost IOException, url=" + url + ",param=" + param, e);
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}
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catch (Exception e)
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{
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log.error("调用HttpsUtil.sendPost Exception, url=" + url + ",param=" + param, e);
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}
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finally
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{
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try
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{
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if (out != null)
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{
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out.close();
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}
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if (in != null)
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{
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in.close();
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}
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}
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catch (IOException ex)
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{
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log.error("调用in.close Exception, url=" + url + ",param=" + param, ex);
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}
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}
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return result.toString();
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}
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public static String sendPostBody(String url, String param) {
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PrintWriter out = null;
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BufferedReader in = null;
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StringBuilder result = new StringBuilder();
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try
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{
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log.info("sendPost - {}", url);
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URL realUrl = new URL(url);
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URLConnection conn = realUrl.openConnection();
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conn.setRequestProperty("accept", "text/plain");
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conn.setRequestProperty("connection", "Keep-Alive");
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conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
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conn.setRequestProperty("Accept-Charset", "utf-8");
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conn.setRequestProperty("contentType", "utf-8");
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conn.setRequestProperty("Content-Type", "application/json-patch+json");
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setRequestProperty("Content-type", "application/json");
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out = new PrintWriter(conn.getOutputStream());
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out.print(param);
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out.flush();
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in = new BufferedReader(new InputStreamReader(conn.getInputStream(), StandardCharsets.UTF_8));
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String line;
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while ((line = in.readLine()) != null)
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{
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result.append(line);
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}
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log.info("recv - {}", result);
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}
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catch (ConnectException e){
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log.error("调用HttpUtils.sendPost ConnectException, url=" + url + ",param=" + param, e);
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}catch (SocketTimeoutException e){
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log.error("调用HttpUtils.sendPost SocketTimeoutException, url=" + url + ",param=" + param, e);
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}catch (IOException e){
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log.error("调用HttpUtils.sendPost IOException, url=" + url + ",param=" + param, e);
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}catch (Exception e){
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log.error("调用HttpsUtil.sendPost Exception, url=" + url + ",param=" + param, e);
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}finally{
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try{
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if (out != null){
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out.close();
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}if (in != null){
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in.close();
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}
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}catch (IOException ex){
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log.error("调用in.close Exception, url=" + url + ",param=" + param, ex);
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}
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}
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return result.toString();
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}
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public static String sendSSLFilePost(String url, Map<String, String> params, Map<String, File> files) throws NoSuchAlgorithmException, KeyManagementException {
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//HttpPost请求实体
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HttpPost httpPost = new HttpPost(url);
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//使用工具类创建 httpClient
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CloseableHttpClient client = HttpClients.createDefault();
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CloseableHttpResponse resp = null;
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String respondBody = null;
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try {
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//设置请求超时时间和 sockect 超时时间
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RequestConfig requestConfig = RequestConfig.custom().setConnectTimeout(200000).setSocketTimeout(200000000).build();
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httpPost.setConfig(requestConfig);
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//附件参数需要用到的请求参数实体构造器
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MultipartEntityBuilder multipartEntityBuilder = MultipartEntityBuilder.create();
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System.out.println("0000000000000");
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if (!CollectionUtils.isEmpty(files)) {
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files.forEach((name, file) -> {
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//附件参数,name对应请求参数的key值，file为文件
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//添加文件参数，分隔符号会被自动设置，我们无须关注
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multipartEntityBuilder.addBinaryBody(name,file);
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});
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}
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if (!CollectionUtils.isEmpty(params)) {
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params.forEach((key, value) -> {
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//此处的字符串参数会被设置到请求体Query String Parameters中
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multipartEntityBuilder.addTextBody(key, value);
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});
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}
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HttpEntity httpEntity = multipartEntityBuilder.build();
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//将请求参数放入 HttpPost 请求体中
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//使用 httpEntity 后 Content-Type会自动被设置成 multipart/form-data
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httpPost.setEntity(httpEntity);
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System.out.println("1111111111111");
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//执行发送post请求
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resp = client.execute(httpPost);
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System.out.println("222222222222222");
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//将返回结果转成String
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respondBody = EntityUtils.toString(resp.getEntity());
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} catch (IOException e) {
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//日志信息及异常处理
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String msg = "执行HTTP响应时抛出异常，需要关注";
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System.err.println(msg+e);
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} finally {
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if (resp != null) {
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try {
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//关闭请求
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resp.close();
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} catch (IOException e) {
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System.err.println("关闭HTTP响应时抛出异常，需要关注"+e);
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}
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}
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}
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return respondBody;
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}
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/**
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* post方式请求服务器(https协议)
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*
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* @param url 求地址
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* @param content 参数
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* @return
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*/
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public static String sendJsonToHttpsPost(String url, String content) {
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try {
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/*
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* 类HttpsURLConnection似乎并没有提供方法设置信任管理器。其实，
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* HttpsURLConnection通过SSLSocket来建立与HTTPS的安全连接
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* ，SSLSocket对象是由SSLSocketFactory生成的。
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* HttpsURLConnection提供了方法setSSLSocketFactory
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* (SSLSocketFactory)设置它使用的SSLSocketFactory对象。
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* SSLSocketFactory通过SSLContext对象来获得，在初始化SSLContext对象时，可指定信任管理器对象。
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*/
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SSLContext sc = SSLContext.getInstance("SSL");
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sc.init(null, new TrustManager[]{new TrustAnyTrustManager()},
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new java.security.SecureRandom());
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URL console = new URL(url);
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HttpsURLConnection conn = (HttpsURLConnection) console.openConnection();
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conn.setSSLSocketFactory(sc.getSocketFactory());
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conn.setHostnameVerifier(new TrustAnyHostnameVerifier());
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conn.setDoOutput(true);
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// 设置请求头
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conn.setRequestProperty("Accept", "text/plain");
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conn.setRequestProperty("Content-Type", "application/json-patch+json;charset=utf-8");
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conn.connect();
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DataOutputStream out = new DataOutputStream(conn.getOutputStream());
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out.write(content.getBytes(Constants.UTF8));
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// 刷新、关闭
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out.flush();
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out.close();
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InputStream is = conn.getInputStream();
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if (is != null) {
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ByteArrayOutputStream outStream = new ByteArrayOutputStream();
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byte[] buffer = new byte[1024];
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int len = 0;
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while ((len = is.read(buffer)) != -1) {
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outStream.write(buffer, 0, len);
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}
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is.close();
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return new String(outStream.toByteArray(), Constants.UTF8);
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}
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} catch (Exception e) {
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log.info("JSON数据发送失败，异常：{}", e.getMessage());
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log.error("异常：", e);
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}
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return null;
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}
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public static String sendSSLPost(String url, String param)
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{
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StringBuilder result = new StringBuilder();
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String urlNameString = url + "?" + param;
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try
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{
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log.info("sendSSLPost - {}", urlNameString);
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SSLContext sc = SSLContext.getInstance("SSL");
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sc.init(null, new TrustManager[] { new TrustAnyTrustManager() }, new java.security.SecureRandom());
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URL console = new URL(urlNameString);
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HttpsURLConnection conn = (HttpsURLConnection) console.openConnection();
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conn.setRequestProperty("accept", "text/plain");
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conn.setRequestProperty("connection", "Keep-Alive");
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conn.setRequestProperty("user-agent", "Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1;SV1)");
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conn.setRequestProperty("Accept-Charset", "utf-8");
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conn.setRequestProperty("contentType", "utf-8");
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conn.setRequestProperty("Content-Type", "application/json-patch+json");
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setSSLSocketFactory(sc.getSocketFactory());
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conn.setHostnameVerifier(new TrustAnyHostnameVerifier());
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conn.connect();
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InputStream is = conn.getInputStream();
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BufferedReader br = new BufferedReader(new InputStreamReader(is));
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String ret = "";
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while ((ret = br.readLine()) != null)
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{
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if (ret != null && !"".equals(ret.trim()))
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{
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result.append(new String(ret.getBytes(StandardCharsets.ISO_8859_1), StandardCharsets.UTF_8));
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}
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}
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log.info("recv - {}", result);
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conn.disconnect();
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br.close();
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}
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catch (ConnectException e)
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{
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log.error("调用HttpUtils.sendSSLPost ConnectException, url=" + url + ",param=" + param, e);
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}
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catch (SocketTimeoutException e)
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{
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log.error("调用HttpUtils.sendSSLPost SocketTimeoutException, url=" + url + ",param=" + param, e);
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}
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catch (IOException e)
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{
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log.error("调用HttpUtils.sendSSLPost IOException, url=" + url + ",param=" + param, e);
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}
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catch (Exception e)
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{
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log.error("调用HttpsUtil.sendSSLPost Exception, url=" + url + ",param=" + param, e);
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}
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return result.toString();
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}
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private static class TrustAnyTrustManager implements X509TrustManager
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{
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@Override
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public void checkClientTrusted(X509Certificate[] chain, String authType)
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{
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}
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@Override
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public void checkServerTrusted(X509Certificate[] chain, String authType)
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{
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}
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@Override
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public X509Certificate[] getAcceptedIssuers()
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{
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return new X509Certificate[] {};
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}
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}
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private static class TrustAnyHostnameVerifier implements HostnameVerifier
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{
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@Override
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public boolean verify(String hostname, SSLSession session)
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{
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return true;
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}
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}
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}
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