[WIP] Upgrade ONOS to karaf version 4.2.1

Change-Id: I7cd40c995bdf1c80f94b1895fb3344e32404c7fa
diff --git a/apps/configsync/src/main/java/org/onosproject/d/config/sync/impl/DynamicDeviceConfigSynchronizer.java b/apps/configsync/src/main/java/org/onosproject/d/config/sync/impl/DynamicDeviceConfigSynchronizer.java
index c2f9a9e..ab094fc 100644
--- a/apps/configsync/src/main/java/org/onosproject/d/config/sync/impl/DynamicDeviceConfigSynchronizer.java
+++ b/apps/configsync/src/main/java/org/onosproject/d/config/sync/impl/DynamicDeviceConfigSynchronizer.java
@@ -15,27 +15,9 @@
  */
 package org.onosproject.d.config.sync.impl;
 
-import static java.util.concurrent.CompletableFuture.completedFuture;
-import static org.onosproject.d.config.DeviceResourceIds.isUnderDeviceRootNode;
-import static org.onosproject.d.config.DeviceResourceIds.toDeviceId;
-import static org.onosproject.d.config.DeviceResourceIds.toResourceId;
-import static org.onosproject.d.config.sync.operation.SetResponse.response;
-import static org.slf4j.LoggerFactory.getLogger;
-
-import java.time.Duration;
-import java.util.Collection;
-import java.util.HashMap;
-import java.util.List;
-import java.util.Map;
-import java.util.concurrent.CompletableFuture;
-import java.util.stream.Collectors;
-
-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 com.google.common.annotations.Beta;
+import com.google.common.collect.ImmutableList;
+import com.google.common.collect.ImmutableMap;
 import org.onlab.util.Tools;
 import org.onosproject.config.DynamicConfigEvent;
 import org.onosproject.config.DynamicConfigEvent.Type;
@@ -58,11 +40,27 @@
 import org.onosproject.store.primitives.TransactionId;
 import org.onosproject.yang.model.DataNode;
 import org.onosproject.yang.model.ResourceId;
+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.google.common.annotations.Beta;
-import com.google.common.collect.ImmutableList;
-import com.google.common.collect.ImmutableMap;
+import java.time.Duration;
+import java.util.Collection;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+import java.util.stream.Collectors;
+
+import static java.util.concurrent.CompletableFuture.completedFuture;
+import static org.onosproject.d.config.DeviceResourceIds.isUnderDeviceRootNode;
+import static org.onosproject.d.config.DeviceResourceIds.toDeviceId;
+import static org.onosproject.d.config.DeviceResourceIds.toResourceId;
+import static org.onosproject.d.config.sync.operation.SetResponse.response;
+import static org.slf4j.LoggerFactory.getLogger;
 
 /**
  * Component to bridge Dynamic Config store and the Device configuration state.
@@ -73,8 +71,7 @@
  * </ul>
  */
 @Beta
-@Component(immediate = true)
-@Service
+@Component(immediate = true, service = DeviceConfigSynchronizationProviderRegistry.class)
 public class DynamicDeviceConfigSynchronizer
     extends AbstractProviderRegistry<DeviceConfigSynchronizationProvider,
                                      DeviceConfigSynchronizationProviderService>
@@ -82,10 +79,10 @@
 
     private static final Logger log = getLogger(DynamicDeviceConfigSynchronizer.class);
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected DynamicConfigService dynConfigService;
 
-    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    @Reference(cardinality = ReferenceCardinality.MANDATORY)
     protected NetworkConfigService netcfgService;
 
     private DynamicConfigListener listener = new InnerDyConListener();