diff --git a/inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/utils/HttpContextUtils.java b/inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/utils/HttpContextUtils.java
index d2544160b20..ce17a35eb05 100644
--- a/inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/utils/HttpContextUtils.java
+++ b/inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/utils/HttpContextUtils.java
@@ -74,6 +74,7 @@ public static Map<String, String[]> getParameterMap(HttpServletRequest request)
                 }
             }
         }
+        paramMap.putAll(request.getParameterMap());
         return paramMap;
     }
 
diff --git a/inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/utils/InlongRequestWrapper.java b/inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/utils/InlongRequestWrapper.java
index efbe6846e61..00a839dcfd3 100644
--- a/inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/utils/InlongRequestWrapper.java
+++ b/inlong-manager/manager-web/src/main/java/org/apache/inlong/manager/web/utils/InlongRequestWrapper.java
@@ -51,11 +51,16 @@ public class InlongRequestWrapper extends HttpServletRequestWrapper {
 
     public InlongRequestWrapper(HttpServletRequest request) {
         super(request);
-        this.bodyParams = HttpContextUtils.getBodyString(request);
         this.params = HttpContextUtils.getParameterMap(request);
+        this.bodyParams = HttpContextUtils.getBodyString(request);
         this.headers = HttpContextUtils.getHeaderMapAll(request);
     }
 
+    @Override
+    public int getContentLength() {
+        return bodyParams.length();
+    }
+
     @Override
     public String getParameter(String name) {
         String result;