增加 sendGet 无参判断

ruoyi-common/src/main/java/com/ruoyi/common/utils/http/HttpUtils.java

@@ -19,6 +19,7 @@ import javax.net.ssl.X509TrustManager;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import com.ruoyi.common.constant.Constants;
+import com.ruoyi.common.utils.StringUtils;
 
 /**
  * 通用http发送方法
@@ -55,7 +56,7 @@ public class HttpUtils
         BufferedReader in = null;
         try
         {
-            String urlNameString = url + "?" + param;
+            String urlNameString = StringUtils.isNotBlank(param) ? url + "?" + param : url;
             log.info("sendGet - {}", urlNameString);
             URL realUrl = new URL(urlNameString);
             URLConnection connection = realUrl.openConnection();