Simplify ListenableFuture translation

[controller.git] / opendaylight / md-sal / sal-distributed-datastore / src / main / java / org / opendaylight / controller / cluster / datastore / compat / LegacyDOMStoreAdapter.java

diff --git a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/compat/LegacyDOMStoreAdapter.java b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/compat/LegacyDOMStoreAdapter.java
index 114193fcd3d441a33f7488f915372cc6b614eb8c..2040420dda42ccd8f282baf697bfc48b9eba421c 100644 (file)
--- a/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/compat/LegacyDOMStoreAdapter.java
+++ b/opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/compat/LegacyDOMStoreAdapter.java
@@ -12,20 +12,18 @@ import com.google.common.base.Preconditions;
 import com.google.common.collect.ForwardingObject;
 import com.google.common.util.concurrent.CheckedFuture;
 import com.google.common.util.concurrent.ListenableFuture;
+import com.google.common.util.concurrent.MoreExecutors;
 import javax.annotation.Nonnull;
 import org.opendaylight.controller.cluster.datastore.DistributedDataStoreInterface;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataBroker.DataChangeScope;
-import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeListener;
+import org.opendaylight.controller.md.sal.common.api.MappingCheckedFuture;
 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
+import org.opendaylight.controller.sal.core.compat.ReadFailedExceptionAdapter;
 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.DOMStoreWriteTransaction;
-import org.opendaylight.mdsal.common.api.MappingCheckedFuture;
-import org.opendaylight.yangtools.concepts.ListenerRegistration;
-import org.opendaylight.yangtools.util.concurrent.ExceptionMapper;
 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
 import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
 
@@ -35,18 +33,6 @@ import org.opendaylight.yangtools.yang.data.api.schema.NormalizedNode;
  * @author Thomas Pantelis
  */
 public class LegacyDOMStoreAdapter extends ForwardingObject implements DOMStore, AutoCloseable {
-    public static final ExceptionMapper<ReadFailedException> READ_EX_MAPPER =
-            new ExceptionMapper<ReadFailedException>("read", ReadFailedException.class) {
-        @Override
-        protected ReadFailedException newWithCause(String message, Throwable cause) {
-            if (cause instanceof org.opendaylight.mdsal.common.api.ReadFailedException) {
-                return new ReadFailedException(cause.getMessage(), cause.getCause());
-            }
-
-            return new ReadFailedException(message, cause);
-        }
-    };
-
     private final DistributedDataStoreInterface delegate;
 
     public LegacyDOMStoreAdapter(DistributedDataStoreInterface delegate) {
@@ -68,12 +54,6 @@ public class LegacyDOMStoreAdapter extends ForwardingObject implements DOMStore,
         return new DOMStoreTransactionAdapter(delegate().newReadWriteTransaction());
     }
 
-    @Override
-    public <L extends AsyncDataChangeListener<YangInstanceIdentifier, NormalizedNode<?, ?>>> ListenerRegistration<L>
-            registerChangeListener(YangInstanceIdentifier path, L listener, DataChangeScope scope) {
-        return delegate().registerChangeListener(path, listener, scope);
-    }
-
     @Override
     public DOMStoreTransactionChain createTransactionChain() {
         final org.opendaylight.mdsal.dom.spi.store.DOMStoreTransactionChain delegateChain =
@@ -192,12 +172,13 @@ public class LegacyDOMStoreAdapter extends ForwardingObject implements DOMStore,
 
         @Override
         public CheckedFuture<Optional<NormalizedNode<?, ?>>, ReadFailedException> read(YangInstanceIdentifier path) {
-            return MappingCheckedFuture.create(readDelegate.read(path), READ_EX_MAPPER);
+            return MappingCheckedFuture.create(readDelegate.read(path).transform(
+                Optional::fromJavaUtil, MoreExecutors.directExecutor()), ReadFailedExceptionAdapter.INSTANCE);
         }
 
         @Override
         public CheckedFuture<Boolean, ReadFailedException> exists(YangInstanceIdentifier path) {
-            return MappingCheckedFuture.create(readDelegate.exists(path), READ_EX_MAPPER);
+            return MappingCheckedFuture.create(readDelegate.exists(path), ReadFailedExceptionAdapter.INSTANCE);
         }
     }
 }