diff --git a/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java b/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
index e3484ec..a592801 100644
--- a/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
+++ b/core/net/src/main/java/org/onosproject/core/impl/CoreManager.java
@@ -74,6 +74,12 @@
     }
 
     @Override
+    public ApplicationId getAppId(String name) {
+        return applicationIdStore.getAppId(name);
+    }
+
+
+    @Override
     public ApplicationId registerApplication(String name) {
         checkNotNull(name, "Application ID cannot be null");
         return applicationIdStore.registerApplication(name);
diff --git a/core/net/src/test/java/org/onosproject/core/impl/TestCoreManager.java b/core/net/src/test/java/org/onosproject/core/impl/TestCoreManager.java
index 2a5d5ff..1b4765c 100644
--- a/core/net/src/test/java/org/onosproject/core/impl/TestCoreManager.java
+++ b/core/net/src/test/java/org/onosproject/core/impl/TestCoreManager.java
@@ -34,7 +34,12 @@
     }
 
     @Override
-    public ApplicationId getAppId(Short id) {
+     public ApplicationId getAppId(Short id) {
+        return null;
+    }
+
+    @Override
+    public ApplicationId getAppId(String name) {
         return null;
     }
 
diff --git a/core/net/src/test/java/org/onosproject/net/flow/impl/FlowRuleManagerTest.java b/core/net/src/test/java/org/onosproject/net/flow/impl/FlowRuleManagerTest.java
index fbda6cd..f7d7287 100644
--- a/core/net/src/test/java/org/onosproject/net/flow/impl/FlowRuleManagerTest.java
+++ b/core/net/src/test/java/org/onosproject/net/flow/impl/FlowRuleManagerTest.java
@@ -600,6 +600,11 @@
         }
 
         @Override
+        public ApplicationId getAppId(String name) {
+            return null;
+        }
+
+        @Override
         public ApplicationId registerApplication(String identifier) {
             return null;
         }