Simplify code using Java 8 features

[controller.git] / opendaylight / md-sal / sal-clustering-commons / src / main / java / org / opendaylight / controller / cluster / messaging / MessageAssembler.java

diff --git a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/messaging/MessageAssembler.java b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/messaging/MessageAssembler.java
index 45e3a8e828fef4ba58c321b8437902e9aaaa5b55..4b7f8546082aea5d49838aa15ae1eca34eb15da2 100644 (file)
--- a/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/messaging/MessageAssembler.java
+++ b/opendaylight/md-sal/sal-clustering-commons/src/main/java/org/opendaylight/controller/cluster/messaging/MessageAssembler.java
@@ -12,7 +12,6 @@ import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
 import com.google.common.cache.Cache;
 import com.google.common.cache.CacheBuilder;
-import com.google.common.cache.RemovalListener;
 import com.google.common.cache.RemovalNotification;
 import com.google.common.io.ByteSource;
 import java.io.IOException;
@@ -32,7 +31,7 @@ import org.slf4j.LoggerFactory;
  * @author Thomas Pantelis
  * @see MessageSlicer
  */
-public class MessageAssembler implements AutoCloseable {
+public final  class MessageAssembler implements AutoCloseable {
     private static final Logger LOG = LoggerFactory.getLogger(MessageAssembler.class);
 
     private final Cache<Identifier, AssembledMessageState> stateCache;
@@ -40,7 +39,7 @@ public class MessageAssembler implements AutoCloseable {
     private final BiConsumer<Object, ActorRef> assembledMessageCallback;
     private final String logContext;
 
-    private MessageAssembler(final Builder builder) {
+    MessageAssembler(final Builder builder) {
         this.fileBackedStreamFactory = Preconditions.checkNotNull(builder.fileBackedStreamFactory,
                 "FiledBackedStreamFactory cannot be null");
         this.assembledMessageCallback = Preconditions.checkNotNull(builder.assembledMessageCallback,
@@ -49,8 +48,7 @@ public class MessageAssembler implements AutoCloseable {
 
         stateCache = CacheBuilder.newBuilder()
                 .expireAfterAccess(builder.expireStateAfterInactivityDuration, builder.expireStateAfterInactivityUnit)
-                .removalListener((RemovalListener<Identifier, AssembledMessageState>) notification ->
-                    stateRemoved(notification)).build();
+                .removalListener(this::stateRemoved).build();
     }
 
     /**