diff --git a/ktx/src/main/java/com/llobile/android/ktx/clone/activity/Activity.kt b/ktx/src/main/java/com/llobile/android/ktx/clone/activity/Activity.kt
new file mode 100644
index 0000000..6eaf543
--- /dev/null
+++ b/ktx/src/main/java/com/llobile/android/ktx/clone/activity/Activity.kt
@@ -0,0 +1,9 @@
+package com.llobile.android.ktx.clone.activity
+
+import android.app.Activity
+
+inline fun <reified T> Activity.needsToBe() {
+    if(this !is T){
+        throw Exception("Unsupported Type")
+    }
+}
\ No newline at end of file