处理退款带证书请求

src/main/java/com/sczx/pay/sdk/WXPay.java

@@ -1,11 +1,27 @@
 package com.sczx.pay.sdk;
 
 import com.sczx.pay.utils.WXPayUtil;
+import org.apache.http.HttpEntity;
+import org.apache.http.client.methods.CloseableHttpResponse;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.entity.StringEntity;
+import org.apache.http.impl.client.CloseableHttpClient;
+import org.apache.http.impl.client.HttpClients;
+import org.apache.http.ssl.SSLContexts;
+import org.apache.http.util.EntityUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+import java.io.File;
+import java.io.FileInputStream;
+import java.security.KeyStore;
 import java.util.Map;
 
+import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
+
+import javax.net.ssl.SSLContext;
+
+
 /**
  * 微信支付接口
  */
@@ -180,7 +196,7 @@ public class WXPay {
         String xml = WXPayUtil.mapToXml(reqData);
         logger.info("微信支付请求URL: {}, 请求数据: {}", url, xml);
 
-        String response = httpRequest(url, xml, connectTimeoutMs, readTimeoutMs);
+        String response = httpsRequestWithCert(url, xml, connectTimeoutMs, readTimeoutMs);
         logger.info("微信支付响应数据: {}", response);
 
         return response;
@@ -230,6 +246,59 @@ public class WXPay {
         }
     }
 
+    /**
+     * 带证书的HTTPS请求
+     */
+    private String httpsRequestWithCert(String url, String requestData, int connectTimeoutMs, int readTimeoutMs) throws Exception {
+        // 加载证书
+        KeyStore keyStore = KeyStore.getInstance("PKCS12");
+        FileInputStream instream = new FileInputStream(new File(this.config.getCertPath()));
+        try {
+            keyStore.load(instream, this.config.getMchID().toCharArray());
+        } finally {
+            instream.close();
+        }
+
+        // 创建SSL上下文
+        SSLContext sslcontext = SSLContexts.custom()
+                .loadKeyMaterial(keyStore, this.config.getMchID().toCharArray())
+                .build();
+
+        // 创建SSL连接工厂
+        SSLConnectionSocketFactory sslsf = new SSLConnectionSocketFactory(
+                sslcontext,
+                new String[]{"TLSv1", "TLSv1.1", "TLSv1.2"},
+                null,
+                (hostname, session) -> true);
+
+        // 创建HTTP客户端
+        CloseableHttpClient httpclient = HttpClients.custom()
+                .setSSLSocketFactory(sslsf)
+                .build();
+
+        try {
+            // 创建POST请求
+            HttpPost httpost = new HttpPost(url);
+            httpost.addHeader("Content-Type", "application/xml;charset=UTF-8");
+            httpost.setEntity(new StringEntity(requestData, "UTF-8"));
+
+            // 执行请求
+            CloseableHttpResponse response = httpclient.execute(httpost);
+            try {
+                HttpEntity entity = response.getEntity();
+                String result = EntityUtils.toString(response.getEntity(), "UTF-8");
+                EntityUtils.consume(entity);
+                return result;
+            } finally {
+                response.close();
+            }
+        } finally {
+            httpclient.close();
+        }
+    }
+
+
+
     /**
      * 判断支付结果
      */
@@ -241,4 +310,6 @@ public class WXPay {
             return false;
         }
     }
+
+
 }

src/main/java/com/sczx/pay/sdk/WXPayConfig.java

@@ -21,6 +21,8 @@ public abstract class WXPayConfig {
      * 获取 API 密钥
      */
     public abstract String getKey();
+
+    private String certPath;
     
     /**
      * 获取证书内容
@@ -40,4 +42,13 @@ public abstract class WXPayConfig {
     public int getHttpReadTimeoutMs() {
         return 8*1000;
     }
+
+
+    public String getCertPath() {
+        return certPath;
+    }
+
+    public void setCertPath(String certPath) {
+        this.certPath = certPath;
+    }
 }