兼容v6

springboot-backend/src/main/java/com/admin/common/utils/HttpUtils.java

@@ -28,6 +28,7 @@ import org.springframework.http.client.ClientHttpResponse;
 import org.springframework.stereotype.Component;
 import org.springframework.web.client.ResponseErrorHandler;
 import org.springframework.web.client.RestTemplate;
+import org.springframework.util.StreamUtils;
 
 import java.io.IOException;
 import java.net.URI;
@@ -100,16 +101,34 @@ public class HttpUtils implements ApplicationContextAware {
     }
 
     /**
-     * 自定义错误处理器，不抛出异常
+     * 自定义错误处理器，不抛出异常但记录错误信息
      */
     private static class NoOpResponseErrorHandler implements ResponseErrorHandler {
         @Override
         public boolean hasError(ClientHttpResponse response) throws IOException {
-            return false;
+            HttpStatus statusCode = response.getStatusCode();
+            return statusCode.series() == HttpStatus.Series.CLIENT_ERROR || 
+                   statusCode.series() == HttpStatus.Series.SERVER_ERROR;
         }
 
         @Override
         public void handleError(ClientHttpResponse response) throws IOException {
+            HttpStatus statusCode = response.getStatusCode();
+            String statusText = response.getStatusText();
+            String responseBody = "";
+            
+            try {
+                // 使用Spring的StreamUtils来读取响应体
+                responseBody = new String(
+                    StreamUtils.copyToByteArray(response.getBody()), 
+                    StandardCharsets.UTF_8
+                );
+            } catch (Exception e) {
+                responseBody = "无法读取响应体: " + e.getMessage();
+            }
+            
+            logger.error("HTTP请求错误 - 状态码: {} {}, 响应体: {}", 
+                        statusCode.value(), statusText, responseBody);
         }
     }