X-Git-Url: https://git.opendaylight.org/gerrit/gitweb?p=controller.git;a=blobdiff_plain;f=opendaylight%2Fmd-sal%2Fsal-inmemory-datastore%2Fsrc%2Fmain%2Fjava%2Forg%2Fopendaylight%2Fcontroller%2Fmd%2Fsal%2Fdom%2Fstore%2Fimpl%2FInMemoryDOMDataStore.java;h=b617a8087fc771d6f413b1ec6c3dc4e5bf597aa3;hp=4e01fa98e4be2ab2692ac58fa0e14fe7f3fcffcb;hb=8edd92f999e5ff4588d284c3a1ae553549b84fb4;hpb=597ffbbfe362fcea479b7fdb52f685289b7ea5fd

diff --git a/opendaylight/md-sal/sal-inmemory-datastore/src/main/java/org/opendaylight/controller/md/sal/dom/store/impl/InMemoryDOMDataStore.java b/opendaylight/md-sal/sal-inmemory-datastore/src/main/java/org/opendaylight/controller/md/sal/dom/store/impl/InMemoryDOMDataStore.java
index 4e01fa98e4..b617a8087f 100644
--- a/opendaylight/md-sal/sal-inmemory-datastore/src/main/java/org/opendaylight/controller/md/sal/dom/store/impl/InMemoryDOMDataStore.java
+++ b/opendaylight/md-sal/sal-inmemory-datastore/src/main/java/org/opendaylight/controller/md/sal/dom/store/impl/InMemoryDOMDataStore.java
@@ -19,13 +19,16 @@ import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataCh
 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
 import org.opendaylight.controller.md.sal.common.api.data.OptimisticLockFailedException;
 import org.opendaylight.controller.md.sal.common.api.data.TransactionCommitFailedException;
+import org.opendaylight.controller.md.sal.dom.api.DOMDataTreeChangeListener;
 import org.opendaylight.controller.md.sal.dom.store.impl.SnapshotBackedWriteTransaction.TransactionReadyPrototype;
 import org.opendaylight.controller.md.sal.dom.store.impl.tree.ListenerTree;
+import org.opendaylight.controller.sal.core.spi.data.AbstractDOMStoreTransaction;
 import org.opendaylight.controller.sal.core.spi.data.DOMStore;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreThreePhaseCommitCohort;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
+import org.opendaylight.controller.sal.core.spi.data.DOMStoreTreeChangePublisher;
 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
 import org.opendaylight.yangtools.concepts.AbstractListenerRegistration;
 import org.opendaylight.yangtools.concepts.Identifiable;
@@ -56,7 +59,7 @@ import org.slf4j.LoggerFactory;
  * to implement {@link DOMStore} contract.
  *
  */
-public class InMemoryDOMDataStore extends TransactionReadyPrototype implements DOMStore, Identifiable<String>, SchemaContextListener, AutoCloseable {
+public class InMemoryDOMDataStore extends TransactionReadyPrototype implements DOMStore, Identifiable<String>, SchemaContextListener, AutoCloseable, DOMStoreTreeChangePublisher {
     private static final Logger LOG = LoggerFactory.getLogger(InMemoryDOMDataStore.class);
     private static final ListenableFuture<Void> SUCCESSFUL_FUTURE = Futures.immediateFuture(null);
     private static final ListenableFuture<Boolean> CAN_COMMIT_FUTURE = Futures.immediateFuture(Boolean.TRUE);
@@ -78,6 +81,7 @@ public class InMemoryDOMDataStore extends TransactionReadyPrototype implements D
     private final AtomicLong txCounter = new AtomicLong(0);
 
     private final QueuedNotificationManager<DataChangeListenerRegistration<?>, DOMImmutableDataChangeEvent> dataChangeListenerNotificationManager;
+    private final InMemoryDOMStoreTreeChangePublisher changePublisher;
     private final ExecutorService dataChangeListenerExecutor;
     private final boolean debugTransactions;
     private final String name;
@@ -98,6 +102,7 @@ public class InMemoryDOMDataStore extends TransactionReadyPrototype implements D
                 new QueuedNotificationManager<>(this.dataChangeListenerExecutor,
                         DCL_NOTIFICATION_MGR_INVOKER, maxDataChangeListenerQueueSize,
                         "DataChangeListenerQueueMgr");
+        changePublisher = new InMemoryDOMStoreTreeChangePublisher(this.dataChangeListenerExecutor, maxDataChangeListenerQueueSize);
     }
 
     public void setCloseable(final AutoCloseable closeable) {
@@ -199,6 +204,11 @@ public class InMemoryDOMDataStore extends TransactionReadyPrototype implements D
         };
     }
 
+    @Override
+    public <L extends DOMDataTreeChangeListener> ListenerRegistration<L> registerTreeChangeListener(final YangInstanceIdentifier treeId, final L listener) {
+        return changePublisher.registerTreeChangeListener(treeId, listener);
+    }
+
     @Override
     protected void transactionAborted(final SnapshotBackedWriteTransaction tx) {
         LOG.debug("Tx: {} is closed.", tx.getIdentifier());
@@ -214,6 +224,13 @@ public class InMemoryDOMDataStore extends TransactionReadyPrototype implements D
         return name + "-" + txCounter.getAndIncrement();
     }
 
+    private static void warnDebugContext(AbstractDOMStoreTransaction<?> transaction) {
+        final Throwable ctx = transaction.getDebugContext();
+        if (ctx != null) {
+            LOG.warn("Transaction {} has been allocated in the following context", transaction.getIdentifier(), ctx);
+        }
+    }
+
     private final class ThreePhaseCommitImpl implements DOMStoreThreePhaseCommitCohort {
         private final SnapshotBackedWriteTransaction transaction;
         private final DataTreeModification modification;
@@ -235,12 +252,17 @@ public class InMemoryDOMDataStore extends TransactionReadyPrototype implements D
             } catch (ConflictingModificationAppliedException e) {
                 LOG.warn("Store Tx: {} Conflicting modification for {}.", transaction.getIdentifier(),
                         e.getPath());
-                transaction.warnDebugContext(LOG);
+                warnDebugContext(transaction);
                 return Futures.immediateFailedFuture(new OptimisticLockFailedException("Optimistic lock failed.", e));
             } catch (DataValidationFailedException e) {
                 LOG.warn("Store Tx: {} Data Precondition failed for {}.", transaction.getIdentifier(),
                         e.getPath(), e);
-                transaction.warnDebugContext(LOG);
+                warnDebugContext(transaction);
+
+                // For debugging purposes, allow dumping of the modification. Coupled with the above
+                // precondition log, it should allow us to understand what went on.
+                LOG.trace("Store Tx: {} modifications: {} tree: {}", modification, dataTree);
+
                 return Futures.immediateFailedFuture(new TransactionCommitFailedException("Data did not pass validation.", e));
             } catch (Exception e) {
                 LOG.warn("Unexpected failure in validation phase", e);
@@ -276,6 +298,7 @@ public class InMemoryDOMDataStore extends TransactionReadyPrototype implements D
              */
             synchronized (InMemoryDOMDataStore.this) {
                 dataTree.commit(candidate);
+                changePublisher.publishChange(candidate);
                 listenerResolver.resolve(dataChangeListenerNotificationManager);
             }