[WIP] Upgrade ONOS to karaf version 4.2.1

Change-Id: I7cd40c995bdf1c80f94b1895fb3344e32404c7fa
diff --git a/apps/test/demo/src/main/java/org/onosproject/demo/DemoInstaller.java b/apps/test/demo/src/main/java/org/onosproject/demo/DemoInstaller.java
index 3772bdb..8283a22 100644
--- a/apps/test/demo/src/main/java/org/onosproject/demo/DemoInstaller.java
+++ b/apps/test/demo/src/main/java/org/onosproject/demo/DemoInstaller.java
@@ -15,36 +15,16 @@
  */
 package org.onosproject.demo;
 
-import java.security.SecureRandom;
-import java.util.Collection;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.concurrent.atomic.AtomicLong;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.LinkedList;
-import java.util.List;
-import java.util.Objects;
-import java.util.Optional;
-import java.util.Random;
-import java.util.Set;
-import java.util.concurrent.Callable;
-import java.util.concurrent.CountDownLatch;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Executors;
-import java.util.concurrent.Future;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
-
+import com.fasterxml.jackson.databind.JsonNode;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import com.fasterxml.jackson.databind.node.ObjectNode;
+import com.google.common.base.Predicate;
+import com.google.common.base.Stopwatch;
+import com.google.common.collect.FluentIterable;
+import com.google.common.collect.Lists;
+import com.google.common.collect.Sets;
+import com.google.common.util.concurrent.ThreadFactoryBuilder;
 import org.apache.commons.lang.math.RandomUtils;
-import org.apache.felix.scr.annotations.Activate;
-import org.apache.felix.scr.annotations.Component;
-import org.apache.felix.scr.annotations.Deactivate;
-import org.apache.felix.scr.annotations.Reference;
-import org.apache.felix.scr.annotations.ReferenceCardinality;
-import org.apache.felix.scr.annotations.Service;
 import org.onlab.packet.MacAddress;
 import org.onosproject.cluster.ClusterService;
 import org.onosproject.cluster.ControllerNode;
@@ -53,6 +33,7 @@
 import org.onosproject.core.CoreService;
 import org.onosproject.mastership.MastershipService;
 import org.onosproject.net.Device;
+import org.onosproject.net.DeviceId;
 import org.onosproject.net.Host;
 import org.onosproject.net.HostId;
 import org.onosproject.net.MastershipRole;
@@ -69,64 +50,80 @@
 import org.onosproject.net.flow.TrafficTreatment;
 import org.onosproject.net.flow.criteria.Criterion;
 import org.onosproject.net.flow.instructions.Instructions;
-import org.onosproject.net.flowobjective.FlowObjectiveService;
 import org.onosproject.net.flowobjective.DefaultFilteringObjective;
 import org.onosproject.net.flowobjective.DefaultForwardingObjective;
-import org.onosproject.net.flowobjective.ForwardingObjective;
-import org.onosproject.net.flowobjective.FilteringObjective;
 import org.onosproject.net.flowobjective.DefaultObjectiveContext;
+import org.onosproject.net.flowobjective.FilteringObjective;
+import org.onosproject.net.flowobjective.FlowObjectiveService;
+import org.onosproject.net.flowobjective.ForwardingObjective;
 import org.onosproject.net.flowobjective.ObjectiveContext;
-import org.onosproject.net.DeviceId;
 import org.onosproject.net.host.HostService;
 import org.onosproject.net.intent.Constraint;
 import org.onosproject.net.intent.HostToHostIntent;
 import org.onosproject.net.intent.Intent;
 import org.onosproject.net.intent.IntentService;
+import org.osgi.service.component.annotations.Activate;
+import org.osgi.service.component.annotations.Component;
+import org.osgi.service.component.annotations.Deactivate;
+import org.osgi.service.component.annotations.Reference;
+import org.osgi.service.component.annotations.ReferenceCardinality;
 import org.slf4j.Logger;
 
-import com.fasterxml.jackson.databind.JsonNode;
-import com.fasterxml.jackson.databind.ObjectMapper;
-import com.fasterxml.jackson.databind.node.ObjectNode;
-import com.google.common.base.Predicate;
-import com.google.common.base.Stopwatch;
-import com.google.common.collect.FluentIterable;
-import com.google.common.collect.Lists;
-import com.google.common.collect.Sets;
-import com.google.common.util.concurrent.ThreadFactoryBuilder;
+import java.security.SecureRandom;
+import java.util.Collection;
+import java.util.Collections;
+import java.util.HashMap;
+import java.util.HashSet;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.Random;
+import java.util.Set;
+import java.util.concurrent.Callable;
+import java.util.concurrent.CountDownLatch;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+import java.util.concurrent.atomic.AtomicLong;
 
 import static org.slf4j.LoggerFactory.getLogger;
 
 /**
  * Application to set up demos.
  */
-@Component(immediate = true)
-@Service
+@Component(immediate = true, service = DemoApi.class)
 public class DemoInstaller implements DemoApi {
 
     private final Logger log = getLogger(getClass());
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected CoreService coreService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected IntentService intentService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected HostService hostService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected MastershipService mastershipService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected ClusterService clusterService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected DeviceService deviceService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected FlowRuleService flowService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected FlowObjectiveService objectiveService;
 
     private ExecutorService worker;