import com.google.common.base.Preconditions;
import com.google.common.util.concurrent.CheckedFuture;
import com.google.common.util.concurrent.Futures;
+import org.opendaylight.controller.md.sal.common.api.MappingCheckedFuture;
import org.opendaylight.controller.md.sal.common.api.data.AsyncTransaction;
import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
import org.opendaylight.controller.md.sal.dom.api.DOMDataReadTransaction;
-import org.opendaylight.mdsal.common.api.MappingCheckedFuture;
import org.opendaylight.yangtools.concepts.Delegator;
import org.opendaylight.yangtools.concepts.Identifiable;
import org.opendaylight.yangtools.yang.binding.DataObject;
return codec;
}
- protected final <D extends DataObject> CheckedFuture<Optional<D>,ReadFailedException> doRead(
+ protected final <D extends DataObject> CheckedFuture<Optional<D>, ReadFailedException> doRead(
final DOMDataReadTransaction readTx, final LogicalDatastoreType store,
final InstanceIdentifier<D> path) {
Preconditions.checkArgument(!path.isWildcarded(), "Invalid read of wildcarded path %s", path);
codec.deserializeFunction(path)),
ReadFailedException.MAPPER);
}
+
+ protected final CheckedFuture<Boolean, ReadFailedException> doExists(
+ final DOMDataReadTransaction readTx, final LogicalDatastoreType store,
+ final InstanceIdentifier<?> path) {
+ Preconditions.checkArgument(!path.isWildcarded(), "Invalid read of wildcarded path %s", path);
+
+ return MappingCheckedFuture.create(readTx.exists(store, codec.toYangInstanceIdentifierBlocking(path)),
+ ReadFailedException.MAPPER);
+ }
}