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diff --git a/src/foundation/api/revel/filter.go b/src/foundation/api/revel/filter.go
new file mode 100644
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+++ b/src/foundation/api/revel/filter.go
@@ -0,0 +1,31 @@
+// Copyright (c) 2012-2016 The Revel Framework Authors, All rights reserved.
+// Revel Framework source code and usage is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+package revel
+
+// Filter type definition for Revel's filter
+type Filter func(c *Controller, filterChain []Filter)
+
+// Filters is the default set of global filters.
+// It may be set by the application on initialization.
+var Filters = []Filter{
+	PanicFilter,             // Recover from panics and display an error page instead.
+	RouterFilter,            // Use the routing table to select the right Action.
+	FilterConfiguringFilter, // A hook for adding or removing per-Action filters.
+	ParamsFilter,            // Parse parameters into Controller.Params.
+	SessionFilter,           // Restore and write the session cookie.
+	FlashFilter,             // Restore and write the flash cookie.
+	ValidationFilter,        // Restore kept validation errors and save new ones from cookie.
+	I18nFilter,              // Resolve the requested language.
+	InterceptorFilter,       // Run interceptors around the action.
+	CompressFilter,          // Compress the result.
+	BeforeAfterFilter,
+	ActionInvoker, // Invoke the action.
+}
+
+// NilFilter and NilChain are helpful in writing filter tests.
+var (
+	NilFilter = func(_ *Controller, _ []Filter) {}
+	NilChain  = []Filter{NilFilter}
+)