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package cn.iocoder.yudao.module.iot.framework.util;
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import org.apache.http.Header;
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import org.apache.http.StatusLine;
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import org.apache.http.client.entity.UrlEncodedFormEntity;
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import org.apache.http.client.methods.CloseableHttpResponse;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.client.methods.HttpPost;
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import org.apache.http.conn.ssl.NoopHostnameVerifier;
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import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
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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.message.BasicNameValuePair;
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import org.apache.http.ssl.SSLContextBuilder;
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import org.apache.http.ssl.TrustStrategy;
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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 javax.net.ssl.*;
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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.security.KeyManagementException;
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import java.security.KeyStoreException;
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import java.security.NoSuchAlgorithmException;
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import java.security.cert.CertificateException;
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import java.security.cert.X509Certificate;
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import java.util.ArrayList;
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import java.util.List;
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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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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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* @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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return sendGet(url, param, "UTF-8");
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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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StringBuilder result = new StringBuilder();
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BufferedReader in = null;
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try {
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String urlNameString = url + "?" + param;
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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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result.append(line);
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}
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log.info("recv - {}", result);
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} catch (ConnectException e) {
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log.error("调用HttpUtils.sendGet ConnectException, url=" + url + ",param=" + param, e);
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} catch (SocketTimeoutException e) {
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log.error("调用HttpUtils.sendGet SocketTimeoutException, url=" + url + ",param=" + param, e);
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} catch (IOException e) {
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log.error("调用HttpUtils.sendGet IOException, url=" + url + ",param=" + param, e);
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} catch (Exception e) {
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log.error("调用HttpsUtil.sendGet Exception, url=" + url + ",param=" + param, e);
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} finally {
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try {
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if (in != null) {
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in.close();
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}
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} catch (Exception 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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/**
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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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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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String urlNameString = url;
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log.info("sendPost - {}", urlNameString);
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URL realUrl = new URL(urlNameString);
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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(), "utf-8"));
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String line;
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while ((line = in.readLine()) != null) {
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result.append(line);
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}
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log.info("recv - {}", result);
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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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}
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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 sendSSLPost(String url, String param) {
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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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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", "*/*");
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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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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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if (ret != null && !"".equals(ret.trim())) {
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result.append(new String(ret.getBytes("ISO-8859-1"), "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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} catch (ConnectException e) {
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log.error("调用HttpUtils.sendSSLPost ConnectException, url=" + url + ",param=" + param, e);
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} catch (SocketTimeoutException e) {
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log.error("调用HttpUtils.sendSSLPost SocketTimeoutException, url=" + url + ",param=" + param, e);
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} catch (IOException e) {
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log.error("调用HttpUtils.sendSSLPost IOException, url=" + url + ",param=" + param, e);
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} catch (Exception e) {
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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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@Override
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public void checkClientTrusted(X509Certificate[] chain, String authType) {
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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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@Override
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public X509Certificate[] getAcceptedIssuers() {
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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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@Override
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public boolean verify(String hostname, SSLSession session) {
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return true;
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}
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}
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public static CloseableHttpClient createSSLClientDefault() {
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try {
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//使用 loadTrustMaterial() 方法实现一个信任策略，信任所有证书
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SSLContext sslContext = new SSLContextBuilder().loadTrustMaterial(null, new TrustStrategy() {
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// 信任所有
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public boolean isTrusted(X509Certificate[] chain, String authType) throws CertificateException {
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return true;
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}
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}).build();
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//NoopHostnameVerifier类: 作为主机名验证工具，实质上关闭了主机名验证，它接受任何
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//有效的SSL会话并匹配到目标主机。
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HostnameVerifier hostnameVerifier = NoopHostnameVerifier.INSTANCE;
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SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(sslContext, hostnameVerifier);
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return HttpClients.custom().setSSLSocketFactory(sslsf).build();
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} catch (KeyManagementException e) {
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e.printStackTrace();
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} catch (NoSuchAlgorithmException e) {
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e.printStackTrace();
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} catch (KeyStoreException e) {
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e.printStackTrace();
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}
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return HttpClients.createDefault();
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}
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public static HttpPost getHttpPost(String url, List<BasicNameValuePair> list) throws UnsupportedEncodingException {
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// 创建 HttpPost 请求
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HttpPost httpPost = new HttpPost(url);
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// 设置长连接
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httpPost.setHeader("Connection", "keep-alive");
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// 设置代理（模拟浏览器版本）
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httpPost.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36");
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httpPost.setHeader("Accept", "application/json, text/javascript, */*; q=0.01");
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httpPost.setHeader("Accept-Encoding", "gzip, deflate, br");
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httpPost.setHeader("Accept-Language", "zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7");
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httpPost.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
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// 设置 Cookie
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//httpPost.setHeader("Cookie", "UM_distinctid=16442706a09352-0376059833914f-3c604504-1fa400-16442706a0b345; CNZZDATA1262458286=1603637673-1530123020-%7C1530123020; JSESSIONID=805587506F1594AE02DC45845A7216A4");
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// 创建 HttpPost 参数
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if (list != null) {
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List<BasicNameValuePair> params = new ArrayList<BasicNameValuePair>(list);
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// 设置 HttpPost 参数
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httpPost.setEntity(new UrlEncodedFormEntity(params, "UTF-8"));
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}
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return httpPost;
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}
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public static HttpGet getHttpGet(String url, List<BasicNameValuePair> list) throws UnsupportedEncodingException {
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// 创建 HttpGet 请求
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HttpGet httpGet = new HttpGet(url);
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// 设置长连接
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httpGet.setHeader("Connection", "keep-alive");
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// 设置代理（模拟浏览器版本）
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httpGet.setHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36");
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httpGet.setHeader("Accept", "application/json, text/javascript, */*; q=0.01");
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httpGet.setHeader("Accept-Encoding", "gzip, deflate, br");
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httpGet.setHeader("Accept-Language", "zh-CN,zh;q=0.9,en-US;q=0.8,en;q=0.7");
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httpGet.setHeader("Content-Type", "application/x-www-form-urlencoded;charset=UTF-8");
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// 创建 httpGet 参数
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if (list != null) {
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for (BasicNameValuePair pair : list) {
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// 设置 httpGet 参数
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httpGet.setHeader(pair.getName(), pair.getValue());
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}
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}
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return httpGet;
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}
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public static boolean testNetworkConnected(String url) {
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// 创建 HttpClient 客户端
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CloseableHttpClient httpClient = HttpUtils.createSSLClientDefault();
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CloseableHttpResponse httpResponse = null;
|
|
|
|
|
try {
|
|
|
|
|
HttpGet httpGet = HttpUtils.getHttpGet(url, new ArrayList<>());
|
|
|
|
|
httpResponse = httpClient.execute(httpGet);
|
|
|
|
|
StatusLine statusLine = httpResponse.getStatusLine();
|
|
|
|
|
if (statusLine.getStatusCode() == 200) return true;
|
|
|
|
|
}
|
|
|
|
|
// 无论如何必须关闭连接
|
|
|
|
|
catch (IOException e) {
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
} finally {
|
|
|
|
|
HttpUtils.closeHttp(httpClient, httpResponse);
|
|
|
|
|
}
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public static String getCookies(CloseableHttpResponse httpResponse) {
|
|
|
|
|
Header str = httpResponse.getHeaders("Set-Cookie")[0];
|
|
|
|
|
return str.getValue().split(";")[0];
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
public static void closeHttp(CloseableHttpClient httpClient, CloseableHttpResponse httpResponse) {
|
|
|
|
|
try {
|
|
|
|
|
if (httpClient != null) {
|
|
|
|
|
httpClient.close();
|
|
|
|
|
}
|
|
|
|
|
if (httpResponse != null) {
|
|
|
|
|
httpResponse.close();
|
|
|
|
|
}
|
|
|
|
|
} catch (IOException e) {
|
|
|
|
|
e.printStackTrace();
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
/*post操作是否成功*/
|
|
|
|
|
public static Boolean isOk(CloseableHttpResponse httpResponse) {
|
|
|
|
|
try {
|
|
|
|
|
return "200".equals(EntityUtils.toString(httpResponse.getEntity()));
|
|
|
|
|
} catch (IOException e) {
|
|
|
|
|
}
|
|
|
|
|
return false;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
}
|
chenshuichuan
2 years ago