Bump versions to 4.0.0-SNAPSHOT
[controller.git] / opendaylight / md-sal / samples / clustering-test-app / provider / src / main / java / org / opendaylight / controller / clustering / it / provider / impl / IdIntsDOMDataTreeLIstener.java
index fd5e893cd7189233457cf6a1b213fed2bdfee52e..3c88f991755c10f40e83128a7a91460f450cf483 100644 (file)
@@ -5,13 +5,18 @@
  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
  * and is available at http://www.eclipse.org/legal/epl-v10.html
  */
-
 package org.opendaylight.controller.clustering.it.provider.impl;
 
 import com.google.common.base.Preconditions;
+import com.google.common.util.concurrent.SettableFuture;
 import java.util.Collection;
 import java.util.Map;
-import javax.annotation.Nonnull;
+import java.util.concurrent.Executors;
+import java.util.concurrent.Future;
+import java.util.concurrent.ScheduledExecutorService;
+import java.util.concurrent.ScheduledFuture;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.atomic.AtomicLong;
 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
 import org.opendaylight.mdsal.dom.api.DOMDataTreeListener;
 import org.opendaylight.mdsal.dom.api.DOMDataTreeListeningException;
@@ -20,25 +25,32 @@ import org.opendaylight.yangtools.yang.data.api.schema.tree.DataTreeCandidate;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
+@Deprecated(forRemoval = true)
 public class IdIntsDOMDataTreeLIstener implements DOMDataTreeListener {
 
     private static final Logger LOG = LoggerFactory.getLogger(IdIntsDOMDataTreeLIstener.class);
+    private static final long SECOND_AS_NANO = 1000000000;
 
     private NormalizedNode<?, ?> localCopy = null;
+    private final AtomicLong lastNotifTimestamp = new AtomicLong(0);
+    private ScheduledFuture<?> scheduledFuture;
+    private ScheduledExecutorService executorService;
 
     @Override
-    public void onDataTreeChanged(@Nonnull final Collection<DataTreeCandidate> changes,
-                                  @Nonnull final Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>> subtrees) {
+    public void onDataTreeChanged(final Collection<DataTreeCandidate> changes,
+                                  final Map<DOMDataTreeIdentifier, NormalizedNode<?, ?>> subtrees) {
 
         // There should only be one candidate reported
         Preconditions.checkState(changes.size() == 1);
 
+        lastNotifTimestamp.set(System.nanoTime());
+
         // do not log the change into debug, only use trace since it will lead to OOM on default heap settings
         LOG.debug("Received data tree changed");
 
         changes.forEach(change -> {
             if (change.getRootNode().getDataAfter().isPresent()) {
-                LOG.trace("Received change, data before: {}, data after: ",
+                LOG.trace("Received change, data before: {}, data after: {}",
                         change.getRootNode().getDataBefore().isPresent()
                                 ? change.getRootNode().getDataBefore().get() : "",
                         change.getRootNode().getDataAfter().get());
@@ -56,7 +68,7 @@ public class IdIntsDOMDataTreeLIstener implements DOMDataTreeListener {
     }
 
     @Override
-    public void onDataTreeFailed(@Nonnull Collection<DOMDataTreeListeningException> causes) {
+    public void onDataTreeFailed(final Collection<DOMDataTreeListeningException> causes) {
 
     }
 
@@ -64,7 +76,35 @@ public class IdIntsDOMDataTreeLIstener implements DOMDataTreeListener {
         return localCopy != null;
     }
 
+    public Future<Void> tryFinishProcessing() {
+        executorService = Executors.newSingleThreadScheduledExecutor();
+        final SettableFuture<Void> settableFuture = SettableFuture.create();
+
+        scheduledFuture = executorService.scheduleAtFixedRate(new CheckFinishedTask(settableFuture),
+                0, 1, TimeUnit.SECONDS);
+        return settableFuture;
+    }
+
     public boolean checkEqual(final NormalizedNode<?, ?> expected) {
         return localCopy.equals(expected);
     }
+
+    private class CheckFinishedTask implements Runnable {
+
+        private final SettableFuture<Void> future;
+
+        CheckFinishedTask(final SettableFuture<Void> future) {
+            this.future = future;
+        }
+
+        @Override
+        public void run() {
+            if (System.nanoTime() - lastNotifTimestamp.get() > SECOND_AS_NANO * 4) {
+                scheduledFuture.cancel(false);
+                future.set(null);
+
+                executorService.shutdown();
+            }
+        }
+    }
 }