diff --git a/core/api/src/main/java/org/onosproject/net/newresource/ResourceId.java b/core/api/src/main/java/org/onosproject/net/newresource/ResourceId.java
index 002dc87..c4df116 100644
--- a/core/api/src/main/java/org/onosproject/net/newresource/ResourceId.java
+++ b/core/api/src/main/java/org/onosproject/net/newresource/ResourceId.java
@@ -31,6 +31,12 @@
 
     abstract String simpleTypeName();
 
+    // caller must pass a non-null value
+    abstract boolean isTypeOf(Class<?> type);
+
+    // caller must pass a non-null value
+    abstract boolean isSubTypeOf(Class<?> ancestor);
+
     /**
      * Returns the parent resource ID of this instance.
      *