Rename: use plural according to the returned type

Change-Id: I7db9ae2fda2f7240d69ad7dbd028ccc0ea8a8fd8
diff --git a/core/api/src/main/java/org/onosproject/net/newresource/ResourceService.java b/core/api/src/main/java/org/onosproject/net/newresource/ResourceService.java
index 124205d..e0c7fd7 100644
--- a/core/api/src/main/java/org/onosproject/net/newresource/ResourceService.java
+++ b/core/api/src/main/java/org/onosproject/net/newresource/ResourceService.java
@@ -133,7 +133,7 @@
      * If the resource is not allocated, the return value is an empty list.
      */
     // TODO: need to change the argument type to ResourceId
-    List<ResourceAllocation> getResourceAllocation(Resource resource);
+    List<ResourceAllocation> getResourceAllocations(Resource resource);
 
     /**
      * Returns allocated resources being as children of the specified parent and being the specified resource type.