Adding emptyTreatment() and emptySelector()

Note: There was a change that adds a DROP action to
a traffic treatment if there are no other actions present.
To get a traffic treatment without the drop rule, use
emptyTreatment()

Change-Id: I1f23ed5e1fa7519eb94fcafa85facbad815d5e9c
diff --git a/cli/src/main/java/org/onosproject/cli/net/AddHostToHostIntentCommand.java b/cli/src/main/java/org/onosproject/cli/net/AddHostToHostIntentCommand.java
index eb5161b..4fcf131 100644
--- a/cli/src/main/java/org/onosproject/cli/net/AddHostToHostIntentCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/AddHostToHostIntentCommand.java
@@ -50,8 +50,8 @@
         HostId oneId = HostId.hostId(one);
         HostId twoId = HostId.hostId(two);
 
-        TrafficSelector selector = DefaultTrafficSelector.builder().build();
-        TrafficTreatment treatment = DefaultTrafficTreatment.builder().build();
+        TrafficSelector selector = DefaultTrafficSelector.emptySelector();
+        TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
         List<Constraint> constraints = buildConstraints();
 
         HostToHostIntent intent = new HostToHostIntent(appId(), key(),
diff --git a/cli/src/main/java/org/onosproject/cli/net/AddSinglePointToMultiPointIntentCommand.java b/cli/src/main/java/org/onosproject/cli/net/AddSinglePointToMultiPointIntentCommand.java
index 5185d65..8ac8186 100644
--- a/cli/src/main/java/org/onosproject/cli/net/AddSinglePointToMultiPointIntentCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/AddSinglePointToMultiPointIntentCommand.java
@@ -68,7 +68,7 @@
         }
 
         TrafficSelector selector = buildTrafficSelector();
-        TrafficTreatment treatment = DefaultTrafficTreatment.builder().build();
+        TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
         List<Constraint> constraints = buildConstraints();
 
         SinglePointToMultiPointIntent intent =
diff --git a/cli/src/main/java/org/onosproject/cli/net/IntentCycleCommand.java b/cli/src/main/java/org/onosproject/cli/net/IntentCycleCommand.java
index 1d067b6..109f669 100644
--- a/cli/src/main/java/org/onosproject/cli/net/IntentCycleCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/IntentCycleCommand.java
@@ -120,7 +120,7 @@
     private List<Intent> generateIntents(ConnectPoint ingress, ConnectPoint egress) {
         TrafficSelector.Builder selectorBldr = DefaultTrafficSelector.builder()
                 .matchEthType(Ethernet.TYPE_IPV4);
-        TrafficTreatment treatment = DefaultTrafficTreatment.builder().build();
+        TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
 
         List<Intent> intents = Lists.newArrayList();
         for (int i = 0; i < count; i++) {
diff --git a/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java b/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java
index 8a488a8..d140f97 100644
--- a/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/IntentPushTestCommand.java
@@ -129,7 +129,7 @@
     private List<Intent> generateIntents(ConnectPoint ingress, ConnectPoint egress) {
         TrafficSelector.Builder selectorBldr = DefaultTrafficSelector.builder()
                 .matchEthType(Ethernet.TYPE_IPV4);
-        TrafficTreatment treatment = DefaultTrafficTreatment.builder().build();
+        TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
 
         List<Intent> intents = Lists.newArrayList();
         for (int i = 0; i < count; i++) {
diff --git a/cli/src/main/java/org/onosproject/cli/net/RandomIntentCommand.java b/cli/src/main/java/org/onosproject/cli/net/RandomIntentCommand.java
index b8f25fc..5eb592a 100644
--- a/cli/src/main/java/org/onosproject/cli/net/RandomIntentCommand.java
+++ b/cli/src/main/java/org/onosproject/cli/net/RandomIntentCommand.java
@@ -67,8 +67,8 @@
     }
 
     private Collection<Intent> generateIntents() {
-        TrafficSelector selector = DefaultTrafficSelector.builder().build();
-        TrafficTreatment treatment = DefaultTrafficTreatment.builder().build();
+        TrafficSelector selector = DefaultTrafficSelector.emptySelector();
+        TrafficTreatment treatment = DefaultTrafficTreatment.emptyTreatment();
 
         List<Host> hosts = Lists.newArrayList(hostService.getHosts());
         List<Intent> fullMesh = Lists.newArrayList();