diff --git a/pecan-swagger/examples/industrial-ai-apiserver/industrialai/api/controllers/root.py b/pecan-swagger/examples/industrial-ai-apiserver/industrialai/api/controllers/root.py
index aefd782d67a5ca1c99d42d13e999710ebfad57ce..1450b12304027c5949ddedde3690ea40709c4276 100644
--- a/pecan-swagger/examples/industrial-ai-apiserver/industrialai/api/controllers/root.py
+++ b/pecan-swagger/examples/industrial-ai-apiserver/industrialai/api/controllers/root.py
@@ -35,7 +35,11 @@ class registryForm:
 class RootController(object):
 
     _custom_actions = {
-        'test': ['GET']
+        'test': ['GET'],
+        'signin': ['POST'],
+        'pwdcheck': ['POST'],
+        'myself': ['POST'],
+        'index': ['POST'],
     }
 
     @expose('json')
diff --git a/pecan-swagger/pecan_swagger/decorators.py b/pecan-swagger/pecan_swagger/decorators.py
index d84bf64e4a815096452151b023a38c5fe47d2ac5..3be6739baecfb64f6badc0470facf068b70aa6b1 100644
--- a/pecan-swagger/pecan_swagger/decorators.py
+++ b/pecan-swagger/pecan_swagger/decorators.py
@@ -54,4 +54,15 @@ def description(method, des):
         m.__swag['method'][method]['description'] = des
         return m
     
+    return decorator
+
+def parameter(parameter,*args):
+    def decorator(m):
+        if not m.__swag['method'][parameter].get('parameter'):
+            m.__swag['method'][parameter]['parameter']=[]
+        for i in args:
+            if i.get('schema'):
+                i['schema']={'$ref':'#/definitions/'+i['schema']}
+            m.__swag['method'][parameter]['parameter'].append(i)
+        return m
     return decorator
\ No newline at end of file