diff --git a/core/api/src/main/java/org/onosproject/net/meter/DefaultMeter.java b/core/api/src/main/java/org/onosproject/net/meter/DefaultMeter.java
index e2e049d..f33c914 100644
--- a/core/api/src/main/java/org/onosproject/net/meter/DefaultMeter.java
+++ b/core/api/src/main/java/org/onosproject/net/meter/DefaultMeter.java
@@ -222,7 +222,7 @@
         public DefaultMeter build() {
             checkNotNull(deviceId, "Must specify a device");
             checkNotNull(bands, "Must have bands.");
-            checkArgument(bands.size() > 0, "Must have at least one band.");
+            checkArgument(!bands.isEmpty(), "Must have at least one band.");
             checkNotNull(appId, "Must have an application id");
             checkNotNull(id, "Must specify a meter id");
             return new DefaultMeter(deviceId, id, appId, unit, burst, bands);