package com.ruoyi.common.utils;
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import java.io.BufferedReader;
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import java.io.InputStreamReader;
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import java.io.OutputStream;
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import java.net.HttpURLConnection;
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import java.net.URL;
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import java.nio.charset.StandardCharsets;
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import java.util.Map;
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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.TrustManager;
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import javax.net.ssl.X509TrustManager;
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import java.security.cert.X509Certificate;
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import com.alibaba.fastjson.JSON;
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/**
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* HTTP工具类
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*/
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public class HttpUtil {
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private static final int CONNECT_TIMEOUT = 5000;
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private static final int READ_TIMEOUT = 5000;
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static {
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try {
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// 创建信任所有证书的TrustManager
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TrustManager[] trustAllCerts = new TrustManager[] {
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new X509TrustManager() {
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public X509Certificate[] getAcceptedIssuers() {
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return null;
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}
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public void checkClientTrusted(X509Certificate[] certs, String authType) {
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}
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public void checkServerTrusted(X509Certificate[] certs, String authType) {
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}
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}
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};
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// 初始化SSLContext
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SSLContext sc = SSLContext.getInstance("SSL");
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sc.init(null, trustAllCerts, new java.security.SecureRandom());
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HttpsURLConnection.setDefaultSSLSocketFactory(sc.getSocketFactory());
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// 设置主机名验证器
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HttpsURLConnection.setDefaultHostnameVerifier((hostname, session) -> true);
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} catch (Exception e) {
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throw new RuntimeException("初始化SSL上下文失败", e);
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}
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}
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/**
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* 发送POST请求
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* @param url 请求URL
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* @param params 请求参数
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* @return 响应内容
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*/
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public static String post(String url, Map<String, String> params) {
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StringBuilder response = new StringBuilder();
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HttpURLConnection conn = null;
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try {
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// 创建连接
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URL requestUrl = new URL(url);
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boolean isHttps = url.toLowerCase().startsWith("https");
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// 根据协议类型创建连接
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if (isHttps) {
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conn = (HttpsURLConnection) requestUrl.openConnection();
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} else {
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conn = (HttpURLConnection) requestUrl.openConnection();
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}
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// 设置请求属性
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conn.setRequestMethod("POST");
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conn.setDoOutput(true);
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conn.setDoInput(true);
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conn.setUseCaches(false);
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conn.setRequestProperty("Content-Type", "application/json");
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conn.setRequestProperty("Accept", "application/json");
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// 设置超时时间
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conn.setConnectTimeout(CONNECT_TIMEOUT);
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conn.setReadTimeout(READ_TIMEOUT);
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// 构建JSON参数字符串
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String jsonParams = JSON.toJSONString(params);
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// 发送请求参数
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try (OutputStream os = conn.getOutputStream()) {
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os.write(jsonParams.getBytes(StandardCharsets.UTF_8));
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os.flush();
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}
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// 获取响应码
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int responseCode = conn.getResponseCode();
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if (responseCode != HttpURLConnection.HTTP_OK) {
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throw new RuntimeException("HTTP请求失败，响应码: " + responseCode);
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}
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// 读取响应
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try (BufferedReader reader = new BufferedReader(
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new InputStreamReader(conn.getInputStream(), StandardCharsets.UTF_8))) {
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String line;
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while ((line = reader.readLine()) != null) {
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response.append(line);
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}
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}
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} catch (Exception e) {
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throw new RuntimeException("HTTP请求失败: " + e.getMessage(), e);
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} finally {
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if (conn != null) {
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conn.disconnect();
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}
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}
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return response.toString();
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}
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}
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