package com.hxzkappboot.util;
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import org.apache.http.Consts;
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import org.apache.http.HttpEntity;
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import org.apache.http.NameValuePair;
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import org.apache.http.client.config.RequestConfig;
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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.HttpPost;
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import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
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import org.apache.http.entity.ContentType;
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import org.apache.http.entity.mime.HttpMultipartMode;
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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.message.BasicNameValuePair;
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import org.apache.http.util.EntityUtils;
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import javax.net.ssl.SSLContext;
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import javax.net.ssl.TrustManager;
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import javax.net.ssl.X509TrustManager;
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import java.io.*;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.nio.file.Files;
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import java.security.KeyManagementException;
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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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import java.util.Map;
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public class HttpClientUtil {
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final static int TIMEOUT = 1000;
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final static int TIMEOUT_MSEC = 5 * 1000;
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public static String doPost(String url, Map<String, String> paramMap) throws IOException {
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// 创建Httpclient对象
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CloseableHttpClient httpClient = HttpClients.createDefault();
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//创建响应对象
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CloseableHttpResponse response = null;
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String resultString = "";
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try {
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// 创建Http Post请求
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HttpPost httpPost = new HttpPost(url);
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// 创建参数列表
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if (paramMap != null) {
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List<NameValuePair> paramList = new ArrayList<>();
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for (Map.Entry<String, String> param : paramMap.entrySet()) {
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paramList.add(new BasicNameValuePair(param.getKey(), param.getValue()));
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}
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// 模拟表单
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UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList);
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httpPost.setEntity(entity);
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}
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httpPost.setConfig(builderRequestConfig());
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// 执行请求
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response = httpClient.execute(httpPost);
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resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
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} catch (Exception e) {
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throw new IOException("HttpClientUtil工具类执行请求失败---" + e);
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} finally {
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try {
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response.close();
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} catch (IOException e) {
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throw new IOException("HttpClientUtil工具类关闭响应资源失败---" + e);
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}
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}
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return resultString;
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}
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public static String doPost1(String url, Map<String, String> paramMap) throws IOException {
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// 创建Httpclient对象
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CloseableHttpClient httpClient = HttpClients.createDefault();
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//创建响应对象
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CloseableHttpResponse response = null;
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String resultString = "";
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try {
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// 创建Http Post请求
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HttpPost httpPost = new HttpPost(url);
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// 创建参数列表
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if (paramMap != null) {
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List<NameValuePair> paramList = new ArrayList<>();
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for (Map.Entry<String, String> param : paramMap.entrySet()) {
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paramList.add(new BasicNameValuePair(param.getKey(), param.getValue()));
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}
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// 模拟表单
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UrlEncodedFormEntity entity = new UrlEncodedFormEntity(paramList);
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httpPost.setEntity(entity);
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}
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httpPost.setConfig(builderRequestConfig());
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// 执行请求
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response = httpClient.execute(httpPost);
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resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
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} catch (Exception e) {
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throw new IOException("HttpClientUtil工具类执行请求失败---" + e);
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} finally {
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try {
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response.close();
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} catch (IOException e) {
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throw new IOException("HttpClientUtil工具类关闭响应资源失败---" + e);
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}
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}
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return resultString;
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}
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public static String doPostFile2(String url, Map<String, String> param, File file) {
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// 创建Httpclient对象
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CloseableHttpClient httpClient = HttpClients.createDefault();
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// 处理https链接
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if (url.startsWith("https://")) {
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httpClient = sslClient();
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}
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String resultString = "";
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CloseableHttpResponse response = null;
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HttpPost httppost = new HttpPost(url);
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try {
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// HttpMultipartMode.RFC6532参数的设定是为避免文件名为中文时乱码
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MultipartEntityBuilder builder = MultipartEntityBuilder.create().setMode(HttpMultipartMode.RFC6532);
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// 设置请求的编码格式
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builder.setCharset(Consts.UTF_8);
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builder.setContentType(ContentType.MULTIPART_FORM_DATA);
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// 添加文件,也可以添加字节流
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// builder.addBinaryBody("file", file);
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//或者使用字节流也行,根据具体需要使用
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builder.addBinaryBody("file", Files.readAllBytes(file.toPath()),ContentType.APPLICATION_OCTET_STREAM,file.getName());
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// 或者builder.addPart("file",new FileBody(file));
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// 添加参数
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if (param != null) {
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for (String key : param.keySet()) {
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builder.addTextBody(key, param.get(key));
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}
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}
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//httppost.addHeader("token", param.get("token"));
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HttpEntity reqEntity = builder.build();
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httppost.setEntity(reqEntity);
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// 设置超时时间
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httppost.setConfig(getConfig());
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response = httpClient.execute(httppost);
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resultString = EntityUtils.toString(response.getEntity(), "UTF-8");
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} catch (Exception e) {
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e.printStackTrace();
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} finally {
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try {
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response.close();
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} catch (IOException e) {
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// TODO Auto-generated catch block
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e.printStackTrace();
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}
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}
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return resultString;
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}
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private static RequestConfig getConfig() {
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return RequestConfig.custom().setConnectionRequestTimeout(60000).setSocketTimeout(120000)
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.setConnectTimeout(60000).build();
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}
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private static CloseableHttpClient sslClient() {
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try {
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SSLContext ctx = SSLContext.getInstance("TLS");
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X509TrustManager tm = new X509TrustManager() {
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@Override
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public void checkClientTrusted(X509Certificate[] arg0, String arg1)
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throws CertificateException {
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// TODO Auto-generated method stub
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}
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@Override
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public void checkServerTrusted(X509Certificate[] arg0, String arg1)
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throws CertificateException {
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// TODO Auto-generated method stub
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}
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@Override
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public X509Certificate[] getAcceptedIssuers() {
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// TODO Auto-generated method stub
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return null;
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}
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};
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ctx.init(null, new TrustManager[] { tm }, null);
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SSLConnectionSocketFactory sslConnectionSocketFactory = SSLConnectionSocketFactory.getSocketFactory();
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return HttpClients.custom().setSSLSocketFactory(sslConnectionSocketFactory).build();
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} catch (NoSuchAlgorithmException e) {
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throw new RuntimeException(e);
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} catch (KeyManagementException e) {
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throw new RuntimeException(e);
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}
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}
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public static void sendPostRequestWithImage(String targetUrl, File imageFile) throws IOException {
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String boundary = Long.toHexString(System.currentTimeMillis()); // 随机边界
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String CRLF = "\r\n"; // 换行符
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URL url = new URL(targetUrl);
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HttpURLConnection connection = (HttpURLConnection) url.openConnection();
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connection.setDoOutput(true);
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connection.setRequestMethod("POST");
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connection.setRequestProperty("Content-Type", "multipart/form-data; boundary=" + boundary);
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try (
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OutputStream output = connection.getOutputStream();
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PrintWriter writer = new PrintWriter(new OutputStreamWriter(output, "UTF-8"), true);
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) {
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// 发送文件数据
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writer.append("--" + boundary).append(CRLF);
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writer.append("Content-Disposition: form-data; name=\"image\"; filename=\"" + imageFile.getName() + "\"").append(CRLF);
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writer.append("Content-Type: image/jpeg").append(CRLF); // 假设是jpeg格式
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writer.append(CRLF).flush();
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try (InputStream inputStream = new FileInputStream(imageFile)) {
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byte[] buffer = new byte[1024];
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int bytesRead;
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while ((bytesRead = inputStream.read(buffer)) != -1) {
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output.write(buffer, 0, bytesRead);
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}
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output.flush(); // 确保图片数据完全写出
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}
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// 结束边界
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writer.append(CRLF).flush();
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writer.append("--" + boundary + "--").append(CRLF).flush();
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}
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int responseCode = connection.getResponseCode();
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System.out.println("Response Code: " + responseCode);
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connection.disconnect();
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}
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private static RequestConfig builderRequestConfig() {
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return RequestConfig.custom()
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.setConnectTimeout(TIMEOUT_MSEC)
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.setConnectionRequestTimeout(TIMEOUT_MSEC)
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.setSocketTimeout(TIMEOUT_MSEC).build();
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}
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}
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