opai-service-center/opai-api/src/main/java/com/bw/opai/utils/DownLoadUtil.java

package com.bw.opai.utils;

import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.security.KeyManagementException;
import java.security.NoSuchAlgorithmException;
import java.security.cert.CertificateException;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;

import javax.net.ssl.SSLContext;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

import org.apache.http.HttpEntity;
import org.apache.http.HttpHost;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.StatusLine;
import org.apache.http.auth.AuthScope;
import org.apache.http.auth.UsernamePasswordCredentials;
import org.apache.http.client.AuthCache;
import org.apache.http.client.ClientProtocolException;
import org.apache.http.client.CredentialsProvider;
import org.apache.http.client.HttpClient;
import org.apache.http.client.HttpRequestRetryHandler;
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.client.protocol.HttpClientContext;
import org.apache.http.config.Registry;
import org.apache.http.config.RegistryBuilder;
import org.apache.http.config.SocketConfig;
import org.apache.http.conn.socket.ConnectionSocketFactory;
import org.apache.http.conn.socket.LayeredConnectionSocketFactory;
import org.apache.http.conn.socket.PlainConnectionSocketFactory;
import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
import org.apache.http.entity.StringEntity;
import org.apache.http.impl.auth.BasicScheme;
import org.apache.http.impl.client.BasicAuthCache;
import org.apache.http.impl.client.BasicCredentialsProvider;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClientBuilder;
import org.apache.http.impl.client.HttpClients;
import org.apache.http.impl.client.LaxRedirectStrategy;
import org.apache.http.impl.conn.PoolingHttpClientConnectionManager;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * 下载工具类
 * @author jian.mao
 * @date 2023年9月19日
 * @description 
 */
public class DownLoadUtil {

	private static String ua = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.85 Safari/537.36";
	private final static Logger log = LoggerFactory.getLogger(DownLoadUtil.class);
	/** 代理服务器(产品官网 www.16yun.cn) **/
	final static String PROXYHOST = "u270.40.tp.16yun.cn";
	final static Integer PROXYPORT = 6448;
	/** 代理验证信息 **/
	final static String PROXYUSER = "16HFBVJC";
	final static String PROXYPASS = "897944";

	private static PoolingHttpClientConnectionManager cm = null;
	private static HttpRequestRetryHandler httpRequestRetryHandler = null;
	private static HttpHost proxy = null;

	private static CredentialsProvider credsProvider = null;
	private static RequestConfig reqConfig = null;

	static {
		ConnectionSocketFactory plainsf = PlainConnectionSocketFactory
				.getSocketFactory();
		LayeredConnectionSocketFactory sslsf = SSLConnectionSocketFactory
				.getSocketFactory();

		Registry registry = RegistryBuilder.create().register("http", plainsf)
				.register("https", sslsf).build();

		cm = new PoolingHttpClientConnectionManager(registry);
		cm.setMaxTotal(20);
		cm.setDefaultMaxPerRoute(5);

		proxy = new HttpHost(PROXYHOST, PROXYPORT, "https");

		credsProvider = new BasicCredentialsProvider();
		credsProvider.setCredentials(AuthScope.ANY,
				new UsernamePasswordCredentials(PROXYUSER, PROXYPASS));

		reqConfig = RequestConfig.custom().setConnectionRequestTimeout(5000)
				.setConnectTimeout(5000).setSocketTimeout(5000)
				.setExpectContinueEnabled(false)
				.setProxy(new HttpHost(PROXYHOST, PROXYPORT)).build();
	}

	/**
	 * 模拟客户端get请求
	 * 
	 * @param url
	 *            模拟请求得url
	 * @param headers
	 *            头部信息，没有可以不传
	 * @return
	 */
	@SafeVarargs
	public static String proxyDoGet(String url, Map<String, Object>... headers) {
		// 设置超时时间
		int timeout = 30;
		RequestConfig config = RequestConfig.custom()
				.setConnectTimeout(timeout * 1000)
				.setConnectionRequestTimeout(timeout * 1000)
				.setSocketTimeout(timeout * 1000).build();
		SocketConfig socketConfig = SocketConfig.custom()
                .setSoKeepAlive(false)
                .setSoLinger(1)
                .setSoReuseAddress(true)
                .setSoTimeout(timeout * 1000)
                .setTcpNoDelay(true).build();
		AuthCache authCache = new BasicAuthCache();
		authCache.put(proxy, new BasicScheme());
		HttpClientContext localContext = HttpClientContext.create();
		localContext.setAuthCache(authCache);
		HttpClientBuilder httpBuilder = HttpClientBuilder.create();
		CloseableHttpClient httpClient = httpBuilder
				.setDefaultSocketConfig(socketConfig)
				.setDefaultRequestConfig(config)
				.setDefaultCredentialsProvider(credsProvider).build();
		HttpGet httpGet = new HttpGet(url);
		httpGet.setConfig(reqConfig);
		if (headers != null && headers.length > 0) {
			Map<String, Object> tempHeaders = headers[0];
			for (String key : tempHeaders.keySet()) {
				httpGet.setHeader(key, tempHeaders.get(key).toString());
			}
		} else {
			httpGet.setHeader("Accept",
					"application/json, text/javascript, */*; q=0.01");
			httpGet.setHeader("Accept-Language", "zh-CN,zh;q=0.9,en;q=0.8");
		}
		CloseableHttpResponse response = null;
		String html = "";
		int notFundCode = 404;
		int successCode = 200;
		try {
			response = httpClient.execute(httpGet, localContext);
			// 从响应模型中获取响应实体
			HttpEntity responseEntity = response.getEntity();
			StatusLine statusLine = response.getStatusLine();
			System.out.println("响应状态为:" + response.getStatusLine());
			if (statusLine.getStatusCode() == successCode) {
				if (responseEntity != null) {
					html = EntityUtils.toString(responseEntity, "utf-8");
					System.out.println("响应内容长度为:"
							+ responseEntity.getContentLength());
					// 下载结果为空不正常
					if (html.equals(Constants.EMPTY)) {
						html = "Download failed error is:reslut is null";
					}
				}
			} else if (statusLine.getStatusCode() == notFundCode) {
				html = "<h2>页面404，正常结束请求即可</h2>";
			} else {
				throw new Exception("请求错误，code码为：" + statusLine.getStatusCode());
			}
		} catch (Exception e) {
			e.printStackTrace();
			html = "Download failed error is:reslut is null";
		}finally{
			try {
				response.close();
				httpClient.close();
			} catch (Exception e) {
				e.printStackTrace();
			}
		} 
		return html;

	}

	
	 public static String httpsslProxyGet(String url, Map<String, Object>... headers) throws Exception {
		 //采用绕过验证的方式处理https请求
			SSLContext sslcontext = createIgnoreVerifySSL();
			
	        // 设置协议http和https对应的处理socket链接工厂的对象
	        Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
	            .register("http", PlainConnectionSocketFactory.INSTANCE)
	            .register("https", new SSLConnectionSocketFactory(sslcontext))
	            .build();
	        PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
	        connManager.setMaxTotal(50);
	        connManager.setDefaultMaxPerRoute(10);
	        HttpClients.custom().setConnectionManager(connManager);
			// 设置超时时间
			int timeout = 30;
			RequestConfig config = RequestConfig.custom()
					.setConnectTimeout(timeout * 1000)
					.setConnectionRequestTimeout(timeout * 1000)
					.setSocketTimeout(timeout * 1000).build();
			SocketConfig socketConfig = SocketConfig.custom()
	                .setSoKeepAlive(false)
	                .setSoLinger(1)
	                .setSoReuseAddress(true)
	                .setSoTimeout(timeout * 1000)
	                .setTcpNoDelay(true).build();
			AuthCache authCache = new BasicAuthCache();
			authCache.put(proxy, new BasicScheme());
			HttpClientContext localContext = HttpClientContext.create();
			localContext.setAuthCache(authCache);
			HttpClientBuilder httpBuilder = HttpClientBuilder.create();
			CloseableHttpClient httpClient = httpBuilder
					.setConnectionManager(connManager)
					.setDefaultSocketConfig(socketConfig)
					.setDefaultRequestConfig(config)
					.setDefaultCredentialsProvider(credsProvider).build();
			HttpGet httpGet = new HttpGet(url);
			httpGet.setConfig(reqConfig);
			if (headers != null && headers.length > 0) {
				Map<String, Object> tempHeaders = headers[0];
				for (String key : tempHeaders.keySet()) {
					httpGet.setHeader(key, tempHeaders.get(key).toString());
				}
			} else {
				httpGet.setHeader("Accept",
						"application/json, text/javascript, */*; q=0.01");
				httpGet.setHeader("Accept-Language", "zh-CN,zh;q=0.9,en;q=0.8");
			}
			CloseableHttpResponse response = null;
			String html = "";
			int notFundCode = 404;
			int successCode = 200;
			try {
				response = httpClient.execute(httpGet, localContext);
				// 从响应模型中获取响应实体
				HttpEntity responseEntity = response.getEntity();
				StatusLine statusLine = response.getStatusLine();
				System.out.println("响应状态为:" + response.getStatusLine());
				if (statusLine.getStatusCode() == successCode) {
					if (responseEntity != null) {
						html = EntityUtils.toString(responseEntity, "utf-8");
						System.out.println("响应内容长度为:"
								+ responseEntity.getContentLength());
						// 下载结果为空不正常
						if (html.equals(Constants.EMPTY)) {
							html = "Download failed error is:reslut is null";
						}
					}
				} else if (statusLine.getStatusCode() == notFundCode) {
					html = "<h2>页面404，正常结束请求即可</h2>";
				} else {
					throw new Exception("请求错误，code码为：" + statusLine.getStatusCode());
				}
			} catch (Exception e) {
				e.printStackTrace();
				html = "Download failed error is:reslut is null";
			}finally{
				try {
					response.close();
					httpClient.close();
				} catch (Exception e) {
					e.printStackTrace();
				}
			} 
			return html;

		}
	    

    /**
     * json参数方式POST提交
     * @param url
     * @param params
     * @return
     */
    public static String doPost(String url, String params, Map<String, Object>... headers){
        String strResult = "";
      //设置超时时间
  		int timeout = 600;
  		RequestConfig config = RequestConfig.custom().
  		  setConnectTimeout(timeout * 1000).
  		  setConnectionRequestTimeout(timeout * 1000).
  		  setSocketTimeout(timeout * 1000).build();
  		SocketConfig socketConfig = SocketConfig.custom()
                .setSoKeepAlive(false)
                .setSoLinger(1)
                .setSoReuseAddress(true)
                .setSoTimeout(timeout * 1000)
                .setTcpNoDelay(true).build();
//  		AuthCache authCache = new BasicAuthCache();
//        authCache.put(proxy, new BasicScheme());
//        HttpClientContext localContext = HttpClientContext.create();
//        localContext.setAuthCache(authCache);
        // 1. 获取默认的client实例
  		HttpClientBuilder httpBuilder = HttpClientBuilder.create();
		httpBuilder.setUserAgent(ua);
		HttpClient client = httpBuilder.setDefaultSocketConfig(socketConfig).setDefaultRequestConfig(config).build();
//		HttpClient client = httpBuilder.setDefaultSocketConfig(socketConfig).setDefaultRequestConfig(config).setConnectionManager(cm)
//				.setDefaultCredentialsProvider(credsProvider).build();
        // 2. 创建httppost实例
        HttpPost httpPost = new HttpPost(url);
//        httpPost.setConfig(reqConfig);
        if (headers != null && headers.length > 0) {
			Map<String, Object> tempHeaders = headers[0];
			for (String key : tempHeaders.keySet()) {
				httpPost.setHeader(key, tempHeaders.get(key).toString());
			}
		} else {
			httpPost.addHeader("Content-Type", "application/json;charset=utf-8"); 
		}
        HttpResponse resp = null;
        try {
            httpPost.setEntity(new StringEntity(params,"utf-8"));
            resp = client.execute(httpPost);
//            resp = client.execute(httpPost,localContext);
            StatusLine statusLine =  resp.getStatusLine();
//			System.out.println("响应状态为:" + resp.getStatusLine());
			int successCode = 200;
			if(statusLine.getStatusCode() == successCode){
	            // 7. 获取响应entity
	            HttpEntity respEntity = resp.getEntity();
	            strResult = EntityUtils.toString(respEntity, "UTF-8");
	            if(strResult.equals(Constants.EMPTY)){
	            	strResult = "Download failed error is:reslut is null";
				}
			}else{
				throw new Exception("请求错误，code码为："+statusLine.getStatusCode());
			}
        } catch (Exception e) {
            e.printStackTrace();
            strResult = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
        } 
        return strResult;
    }
    public static String httpPost(String url,String params) {
		String html="";
		html = doPost(url,params);
		int i = 1;
		while(true){
			if(html.contains("Download failed error is:")){
				log.error("DownLoadUtil------------->download is failure,url is:"+url);
				DateUtil.sleep(5000);
				i++;
			}else{
				break;
			}
			if(i > 5){
				break;
			}
			html = doPost(url,params);
		}
		return html;
	}
    /**
	 * 绕过验证
	 * 	
	 * @return
	 * @throws NoSuchAlgorithmException 
	 * @throws KeyManagementException 
	 */
	public static SSLContext createIgnoreVerifySSL() throws NoSuchAlgorithmException, KeyManagementException {
		SSLContext sc = SSLContext.getInstance("SSLv3");
 
		// 实现一个X509TrustManager接口，用于绕过验证，不用修改里面的方法
		X509TrustManager trustManager = new X509TrustManager() {
			@Override
			public void checkClientTrusted(
					java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
					String paramString) throws CertificateException {
			}
 
			@Override
			public void checkServerTrusted(
					java.security.cert.X509Certificate[] paramArrayOfX509Certificate,
					String paramString) throws CertificateException {
			}
 
			@Override
			public java.security.cert.X509Certificate[] getAcceptedIssuers() {
				return null;
			}
		};
 
		sc.init(null, new TrustManager[] { trustManager }, null);
		return sc;
	}
    /**
	 * 模拟请求
	 * 
	 * @param url		资源地址
	 * @param map	参数列表
	 * @param encoding	编码
	 * @return
	 * @throws NoSuchAlgorithmException 
	 * @throws KeyManagementException 
	 * @throws IOException 
	 * @throws ClientProtocolException 
	 */
	public static String httpsslGet(String url,Map<String, Object> ... headers) {
		String html="";
		CloseableHttpClient client = null;
		HttpEntity responseEntity = null;
		CloseableHttpResponse  response = null;
		try {
			log.debug("DownLoadUtil------------->设置下载相关信息， start....");
			//采用绕过验证的方式处理https请求
			SSLContext sslcontext = createIgnoreVerifySSL();
			
	        // 设置协议http和https对应的处理socket链接工厂的对象
	        Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
	            .register("http", PlainConnectionSocketFactory.INSTANCE)
	            .register("https", new SSLConnectionSocketFactory(sslcontext))
	            .build();
	        PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
	        connManager.setMaxTotal(50);
	        connManager.setDefaultMaxPerRoute(10);
	        HttpClients.custom().setConnectionManager(connManager);
	      //设置超时时间
			int timeout = 30;
	        RequestConfig config = RequestConfig.custom().
	      		  setConnectTimeout(timeout * 1000).
	      		  setConnectionRequestTimeout(timeout * 1000).
	      		  setSocketTimeout(timeout * 1000).build();
	        SocketConfig socketConfig = SocketConfig.custom()
	                .setSoKeepAlive(false)
	                .setSoLinger(1)
	                .setSoReuseAddress(true)
	                .setSoTimeout(10000)
	                .setTcpNoDelay(true).build();
	     // 设置重定向策略
	        LaxRedirectStrategy redirectStrategy = new LaxRedirectStrategy();
	        //创建自定义的httpclient对象
			client = HttpClients.custom().setConnectionManager(connManager).setDefaultRequestConfig(config).setRedirectStrategy(redirectStrategy).setDefaultSocketConfig(socketConfig).setUserAgent("Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.77 Safari/537.36").build();
//			CloseableHttpClient client = HttpClients.createDefault();
			
			HttpGet httpGet = new HttpGet(url);
			if(headers != null && headers.length > 0){
				Map<String, Object> tempHeaders = headers[0];
				for (String key : tempHeaders.keySet()) {
					httpGet.setHeader(key,tempHeaders.get(key).toString());
				}
			}else{
				httpGet.setHeader("Accept", "application/json, text/javascript, */*; q=0.01");
				httpGet.setHeader("Accept-Language","zh-CN,zh;q=0.9,en;q=0.8");
				httpGet.setHeader("User-Agent","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.77 Safari/537.36");
			}
			log.debug("DownLoadUtil------------->设置下载相关信息， end....");
			try {
				int notFundCode = 404;
				int successCode = 200;
				log.debug("DownLoadUtil------------->下载执行，start....");
				httpGet.setConfig(config);
				response = client.execute(httpGet);
				log.debug("DownLoadUtil------------->下载执行，end....");
				// 从响应模型中获取响应实体
				StatusLine statusLine =  response.getStatusLine();
				log.debug("DownLoadUtil------------->响应状态为:" + response.getStatusLine()+",下载请求没问题url:"+url+"，read is start ....");
				System.out.println("响应状态为:" + response.getStatusLine());
				responseEntity = response.getEntity();
				log.debug("DownLoadUtil------------->响应状态为:" + response.getStatusLine()+",下载请求没问题url:"+url+"，read is end ....");
				if(statusLine.getStatusCode() == successCode){
					if (responseEntity != null) {
						html=EntityUtils.toString(responseEntity,"utf-8");
						System.out.println("响应内容长度为:" + responseEntity.getContentLength());
					}
				}else if(statusLine.getStatusCode() == notFundCode){
					html = "<h2>页面404，正常结束请求即可</h2>";
				}else{
					throw new Exception("请求错误，code码为："+statusLine.getStatusCode());
				}	
			} catch (Exception e) {
				e.printStackTrace();
				html = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
				
			} 
		} catch (Exception e) {
			e.printStackTrace();
			html = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
		}finally{
			try {
				responseEntity.getContent().close();
				response.close();
				client.close();
			} catch (Exception e) {
				e.printStackTrace();
			}

		}
		

		return html;
	}
	
	public static String httpSSLGet(String url,Map<String, Object> ... headers) {
		String html="";
		html = httpsslGet(url,headers);
		int i = 1;
		while(true){
			if(html.contains("Download failed error is:")){
				log.error("DownLoadUtil------------->download is failure,url is:"+url);
				DateUtil.sleep(30000);
				i++;
			}else{
				break;
			}
			if(i > 5){
				break;
			}
			html = httpsslGet(url,headers);
		}
		return html;
	}
	public static String doPostFrom(String url,Map<String, Object> param,Map<String, Object> ... headers){
		//设置超时时间
		int timeout = 15;
		RequestConfig config = RequestConfig.custom().
		  setConnectTimeout(timeout * 1000).
		  setConnectionRequestTimeout(timeout * 1000).
		  setSocketTimeout(timeout * 1000).build();
		SocketConfig socketConfig = SocketConfig.custom()
                .setSoKeepAlive(false)
                .setSoLinger(1)
                .setSoReuseAddress(true)
                .setSoTimeout(10000)
                .setTcpNoDelay(true).build();
//		AuthCache authCache = new BasicAuthCache();
//        authCache.put(proxy, new BasicScheme());
//        HttpClientContext localContext = HttpClientContext.create();
//        localContext.setAuthCache(authCache);
		HttpClientBuilder httpBuilder = HttpClientBuilder.create();
		httpBuilder.setUserAgent(ua);
//		HttpClient httpClient = httpBuilder.setDefaultSocketConfig(socketConfig).setDefaultRequestConfig(config).setConnectionManager(cm)
//	              .setDefaultCredentialsProvider(credsProvider).build();
		HttpClient httpClient = httpBuilder.setDefaultSocketConfig(socketConfig).setDefaultRequestConfig(config).build();
		HttpPost httpPost = new HttpPost(url);
//		httpPost.setConfig(reqConfig);
		if(headers != null && headers.length > 0){
			Map<String, Object> tempHeaders = headers[0];
			for (String key : tempHeaders.keySet()) {
				httpPost.setHeader(key,tempHeaders.get(key).toString());
			}
		}else{
			httpPost.addHeader("accept", "text/html,application/xhtml+xml,application/xml;q=0.9,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.9");
			httpPost.addHeader("accept-Language", "zh-CN,zh;q=0.9,en;q=0.8");
			httpPost.addHeader("content-type", "application/x-www-form-urlencoded");
			httpPost.addHeader("User-Agent", "Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/80.0.3987.149 Safari/537.36");
//			httpPost.addHeader("Referer", "http://www.neeq.com.cn/rule/Business_rules.html");
		}
		 // 创建请求参数
        List<NameValuePair> list = new LinkedList<>();
        for (String key : param.keySet()) {
        	BasicNameValuePair param1 = new BasicNameValuePair(key,param.get(key).toString());
        	list.add(param1);
		}
        // 使用URL实体转换工具
		String html="";
		try {
			UrlEncodedFormEntity entityParam = new UrlEncodedFormEntity(list, "UTF-8");
			httpPost.setEntity(entityParam);
			HttpResponse response = httpClient.execute(httpPost);
//			HttpResponse response = httpClient.execute(httpPost,localContext);
			// 从响应模型中获取响应实体
			HttpEntity responseEntity = response.getEntity();
			StatusLine statusLine =  response.getStatusLine();
			System.out.println("响应状态为:" + response.getStatusLine());
			int notFundCode = 404;
			int successCode = 200;
			if(statusLine.getStatusCode() == successCode){
				if (responseEntity != null) {
					html=EntityUtils.toString(responseEntity,"utf-8");
				}
			}else{
				throw new Exception("请求错误，code码为："+statusLine.getStatusCode());
			}
			
		} catch (Exception e) {
			e.printStackTrace();
			html = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
		} 

		return html;
		
	}
	public static String httpPostForm(String url,Map<String,Object> params,Map<String, Object> ... headers) {
		String html="";
		html = doPostFrom(url,params);
		int i = 1;
		while(true){
			if(html.contains("Download failed error is:")){
				log.error("DownLoadUtil------------->download is failure,url is:"+url);
				DateUtil.sleep(5000);
				i++;
			}else{
				break;
			}
			if(i > 5){
				break;
			}
			html = doPostFrom(url,params,headers);
		}
		return html;
	}
	
	public static String dosslPost(String url,String params,Map<String, Object> ... headers) {
		String html="";
		CloseableHttpClient client = null;
		HttpEntity responseEntity = null;
		CloseableHttpResponse  response = null;
		try {
			//采用绕过验证的方式处理https请求
			SSLContext sslcontext = createIgnoreVerifySSL();
	        // 设置协议http和https对应的处理socket链接工厂的对象
	        Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
	            .register("http", PlainConnectionSocketFactory.INSTANCE)
	            .register("https", new SSLConnectionSocketFactory(sslcontext))
	            .build();
	        PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
	        HttpClients.custom().setConnectionManager(connManager);
	      //设置超时时间
			int timeout = 5;
	        RequestConfig config = RequestConfig.custom().
	      		  setConnectTimeout(timeout * 1000).
	      		  setConnectionRequestTimeout(timeout * 1000).
	      		  setSocketTimeout(timeout * 1000).build();
	        SocketConfig socketConfig = SocketConfig.custom()
	                .setSoKeepAlive(false)
	                .setSoLinger(1)
	                .setSoReuseAddress(true)
	                .setSoTimeout(10000)
	                .setTcpNoDelay(true).build();
	        //创建自定义的httpclient对象
			client = HttpClients.custom().setConnectionManager(connManager).setDefaultRequestConfig(config).setDefaultSocketConfig(socketConfig).build();
//			CloseableHttpClient client = HttpClients.createDefault();
			 // 2. 创建httppost实例
	        HttpPost httpPost = new HttpPost(url);
//	        httpPost.setConfig(reqConfig);
	        httpPost.addHeader("Content-Type", "application/json;charset=utf-8"); 
			if(headers != null && headers.length > 0){
				Map<String, Object> tempHeaders = headers[0];
				for (String key : tempHeaders.keySet()) {
					httpPost.setHeader(key,tempHeaders.get(key).toString());
				}
			}else{
				httpPost.setHeader("Accept", "application/json, text/javascript, */*; q=0.01");
				httpPost.setHeader("Accept-Language","zh-CN,zh;q=0.9,en;q=0.8");
				httpPost.setHeader("User-Agent","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.77 Safari/537.36");
			}
			
			try {
				httpPost.setEntity(new StringEntity(params,"utf-8"));
				response = client.execute(httpPost);
				int notFundCode = 404;
				int successCode = 200;
				// 从响应模型中获取响应实体
				StatusLine statusLine =  response.getStatusLine();
				System.out.println("响应状态为:" + response.getStatusLine());
				responseEntity = response.getEntity();
				if(statusLine.getStatusCode() == successCode){
					if (responseEntity != null) {
						html=EntityUtils.toString(responseEntity,"utf-8");
						System.out.println("响应内容长度为:" + responseEntity.getContentLength());
					}
				}else if(statusLine.getStatusCode() == notFundCode){
					html = "<h2>页面404，正常结束请求即可</h2>";
				}else{
					throw new Exception("请求错误，code码为："+statusLine.getStatusCode());
				}	
			} catch (Exception e) {
				e.printStackTrace();
				html = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
				
			} 
		} catch (Exception e) {
			e.printStackTrace();
			html = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
		}finally{
			try {
				responseEntity.getContent().close();
				response.close();
				client.close();
			} catch (UnsupportedOperationException e) {
				e.printStackTrace();
			} catch (IOException e) {
				e.printStackTrace();
			}

		}
		

		return html;
	}
	public static String dosslPostForm(String url,Map<String, Object> param,Map<String, Object> ... headers) {
		String html="";
		try {
			//采用绕过验证的方式处理https请求
			SSLContext sslcontext = createIgnoreVerifySSL();
			
			// 设置协议http和https对应的处理socket链接工厂的对象
			Registry<ConnectionSocketFactory> socketFactoryRegistry = RegistryBuilder.<ConnectionSocketFactory>create()
					.register("http", PlainConnectionSocketFactory.INSTANCE)
					.register("https", new SSLConnectionSocketFactory(sslcontext))
					.build();
			PoolingHttpClientConnectionManager connManager = new PoolingHttpClientConnectionManager(socketFactoryRegistry);
			HttpClients.custom().setConnectionManager(connManager);
			//设置超时时间
			int timeout = 5;
			RequestConfig config = RequestConfig.custom().
					setConnectTimeout(timeout * 1000).
					setConnectionRequestTimeout(timeout * 1000).
					setSocketTimeout(timeout * 1000).build();
			SocketConfig socketConfig = SocketConfig.custom()
					.setSoKeepAlive(false)
					.setSoLinger(1)
					.setSoReuseAddress(true)
					.setSoTimeout(10000)
					.setTcpNoDelay(true).build();
			//创建自定义的httpclient对象
			CloseableHttpClient client = HttpClients.custom().setConnectionManager(connManager).setDefaultRequestConfig(config).setDefaultSocketConfig(socketConfig).build();
//			CloseableHttpClient client = HttpClients.createDefault();
			// 2. 创建httppost实例
			HttpPost httpPost = new HttpPost(url);
//	        httpPost.setConfig(reqConfig);
			if(headers != null && headers.length > 0){
				Map<String, Object> tempHeaders = headers[0];
				for (String key : tempHeaders.keySet()) {
					httpPost.setHeader(key,tempHeaders.get(key).toString());
				}
			}else{
				httpPost.setHeader("Accept", "application/json, text/javascript, */*; q=0.01");
				httpPost.setHeader("Accept-Language","zh-CN,zh;q=0.9,en;q=0.8");
				httpPost.addHeader("content-type", "application/x-www-form-urlencoded");
				httpPost.setHeader("User-Agent","Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.77 Safari/537.36");
			}
			
			 // 创建请求参数
	        List<NameValuePair> list = new LinkedList<>();
	        for (String key : param.keySet()) {
	        	BasicNameValuePair param1 = new BasicNameValuePair(key,param.get(key).toString());
	        	list.add(param1);
			}
	     // 使用URL实体转换工具
			try {
				UrlEncodedFormEntity entityParam = new UrlEncodedFormEntity(list, "UTF-8");
				httpPost.setEntity(entityParam);
				HttpResponse response = client.execute(httpPost);
//				HttpResponse response = httpClient.execute(httpPost,localContext);
				// 从响应模型中获取响应实体
				int notFundCode = 404;
				int successCode = 200;
				HttpEntity responseEntity = response.getEntity();
				StatusLine statusLine =  response.getStatusLine();
				System.out.println("响应状态为:" + response.getStatusLine());
				if(statusLine.getStatusCode() == successCode){
					if (responseEntity != null) {
						html=EntityUtils.toString(responseEntity,"utf-8");
					}
				}else{
					throw new Exception("请求错误，code码为："+statusLine.getStatusCode());
				}
				
			} catch (Exception e) {
				e.printStackTrace();
				html = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
			} 
		} catch (Exception e) {
			e.printStackTrace();
			html = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
		}
		
		
		return html;
	}
	public static String httpSSLPostForm(String url,Map<String, Object> params,Map<String, Object> ...headers) {
		String html="";
		try {
			html = dosslPostForm(url,params,headers);
		} catch (Exception e) {
			e.printStackTrace();
			// TODO: handle exception
			html = "Download failed error is:Exception!";
		}
		int i = 1;
		while(true){
			if(html.contains("Download failed error is:")){
				log.error("DownLoadUtil------------->download is failure,url is:"+url);
				DateUtil.sleep(30000);
				i++;
			}else{
				break;
			}
			if(i > 5){
				break;
			}
			try {
				html = dosslPostForm(url,params,headers);
			} catch (Exception e) {
				e.printStackTrace();
				// TODO: handle exception
				html = "Download failed error is:Exception!";
			}
		}
		return html;
	}
	public static String httpSSLPost(String url,String params,Map<String, Object> ...headers) {
		String html="";
		try {
			html = dosslPost(url,params,headers);
		} catch (Throwable e) {
			e.printStackTrace();
			// TODO: handle exception
			html = "Download failed error is:Exception!";
		}
		int i = 1;
		while(true){
			if(html.contains("Download failed error is:")){
				log.error("DownLoadUtil------------->download is failure,url is:"+url);
				DateUtil.sleep(30000);
				i++;
			}else{
				break;
			}
			if(i > 5){
				break;
			}
			try {
				html = dosslPost(url,params,headers);
			} catch (Throwable e) {
				e.printStackTrace();
				// TODO: handle exception
				html = "Download failed error is:Exception!";
			}
		}
		return html;
	}
	
	/**
	 * 模拟客户端get请求
	 * @param url 模拟请求得url
	 * @param headers 头部信息，没有可以不传
	 * @return
	 */
	public static String doGet(String url,Map<String, Object> ... headers){
		//设置超时时间
		int timeout = 15;
		RequestConfig config = RequestConfig.custom().
		  setConnectTimeout(timeout * 1000).
		  setConnectionRequestTimeout(timeout * 1000).
		  setSocketTimeout(timeout * 1000).build();
		SocketConfig socketConfig = SocketConfig.custom()
                .setSoKeepAlive(false)
                .setSoLinger(1)
                .setSoReuseAddress(true)
                .setSoTimeout(10000)
                .setTcpNoDelay(true).build();
        HttpClientBuilder httpBuilder = HttpClientBuilder.create();
		httpBuilder.setUserAgent(ua);
		HttpClient httpClient = httpBuilder.setDefaultSocketConfig(socketConfig).setDefaultRequestConfig(config).build();
		HttpGet httpGet = new HttpGet(url);
		if(headers != null && headers.length > 0){
			Map<String, Object> tempHeaders = headers[0];
			for (String key : tempHeaders.keySet()) {
				httpGet.setHeader(key,tempHeaders.get(key).toString());
			}
		}else{
			httpGet.setHeader("Accept", "application/json, text/javascript, */*; q=0.01");
			httpGet.setHeader("Accept-Language","zh-CN,zh;q=0.9,en;q=0.8");
		}
		String html="";
		try {
			int notFundCode = 404;
			int successCode = 200;
			HttpResponse response = httpClient.execute(httpGet);
			// 从响应模型中获取响应实体
			HttpEntity responseEntity = response.getEntity();
			StatusLine statusLine =  response.getStatusLine();
			System.out.println("响应状态为:" + response.getStatusLine());
			if(statusLine.getStatusCode() == successCode){
				if (responseEntity != null) {
					html=EntityUtils.toString(responseEntity,"utf-8");
					if(html.equals("")){
						html = "Download failed error is:reslut is null";
					}
				}
			}else if(statusLine.getStatusCode() == notFundCode){
				html = "<h2>页面404，正常结束请求即可</h2>";
			}else{
				throw new Exception("请求错误，code码为："+statusLine.getStatusCode());
			}
		} catch (Exception e) {
			e.printStackTrace();
			html = "Download failed error is:"+ThrowMessageUtil.getErrmessage(e);
		} 
		return html;
		
	}
	
	/**
	 * 文件下载
	 * @param fileURL 文件连接
	 * @param saveFilePath 文件存储地址
	 * @throws IOException
	 */
	public static void downloadFile(String fileURL, String saveFilePath,Map<String, Object> ... headers) {
		//设置超时时间
		int timeout = 60;
		RequestConfig config = RequestConfig.custom().
		  setConnectTimeout(timeout * 1000).
		  setConnectionRequestTimeout(timeout * 1000).
		  setSocketTimeout(timeout * 1000).build();
		SocketConfig socketConfig = SocketConfig.custom()
                .setSoKeepAlive(false)
                .setSoLinger(1)
                .setSoReuseAddress(true)
                .setSoTimeout(timeout * 1000)
                .setTcpNoDelay(true).build();
        HttpClientBuilder httpBuilder = HttpClientBuilder.create();
		httpBuilder.setUserAgent(ua);
		HttpClient httpClient = httpBuilder.setDefaultSocketConfig(socketConfig).setDefaultRequestConfig(config).build();
		HttpGet httpGet = new HttpGet(fileURL);
		if(headers != null && headers.length > 0){
			Map<String, Object> tempHeaders = headers[0];
			for (String key : tempHeaders.keySet()) {
				httpGet.setHeader(key,tempHeaders.get(key).toString());
			}
		}else{
			httpGet.setHeader("Accept", "application/json, text/javascript, */*; q=0.01");
			httpGet.setHeader("Accept-Language","zh-CN,zh;q=0.9,en;q=0.8");
		}
		try {
			int successCode = 200;
			HttpResponse response = httpClient.execute(httpGet);
			// 从响应模型中获取响应实体
			StatusLine statusLine =  response.getStatusLine();
			int statusCode = statusLine.getStatusCode();
			if(statusCode == successCode){
                // 获取响应体
				HttpEntity entity = response.getEntity();
                if (entity != null) {
                    // 创建输入流来读取文件内容
                    try (InputStream inputStream = entity.getContent();
                         FileOutputStream fileOutputStream = new FileOutputStream(new File(saveFilePath))) {

                        byte[] buffer = new byte[4096];
                        int bytesRead;
                        while ((bytesRead = inputStream.read(buffer)) != -1) {
                            fileOutputStream.write(buffer, 0, bytesRead);
                        }
                    }
                    log.info("文件下载成功，保存路径为: {}" , saveFilePath);
                }
            } else {
            	log.error("文件下载失败，HTTP 响应状态码为: {}" , statusCode);
            }
            EntityUtils.consume(response.getEntity());
		} catch (Exception e) {
			log.error("下载文件异常：{}",e);
		} 
		
    }
	
    /**
     * 删除文件
     * @param filePath
     */
    public static void delFile(String filePath) {
    	try {
    		// 创建 File 对象
            File file = new File(filePath);
            // 检查文件是否存在
            if (file.exists()) {
                // 尝试删除文件
                if (file.delete()) {
                    log.info("文件删除成功: " + filePath);
                } else {
                	 log.error("无法删除文件: " + filePath);
                }
            } else {
                log.warn("文件不存在: " + filePath);
            }
		} catch (Exception e) {
			// TODO: handle exception
			log.error("删除文件异常：{}",filePath);
		}
    }
    
}