opendaylight/md-sal/sal-binding-api/src/main/java/org/opendaylight/controller/md/sal/binding/api/ForwardingReadOnlyTransaction.java

   1 /*
   2  * Copyright (c) 2017 Red Hat, Inc. and others. All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.controller.md.sal.binding.api;
   9
  10 import com.google.common.base.Optional;
  11 import com.google.common.collect.ForwardingObject;
  12 import com.google.common.util.concurrent.CheckedFuture;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
  15 import org.opendaylight.yangtools.yang.binding.DataObject;
  16 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  17
  18 /**
  19  * Utility {@link ReadOnlyTransaction} implementation which forwards all interface method
  20  * invocation to a delegate instance.
  21  *
  22  * @deprecated Use org.opendaylight.mdsal.binding.spi.ForwardingReadTransaction instead.
  23  */
  24 @Deprecated(forRemoval = true)
  25 public class ForwardingReadOnlyTransaction extends ForwardingObject implements ReadOnlyTransaction {
  26
  27     private final ReadOnlyTransaction delegate;
  28
  29     protected ForwardingReadOnlyTransaction(final ReadOnlyTransaction delegate) {
  30         this.delegate = delegate;
  31     }
  32
  33     @Override
  34     protected ReadTransaction delegate() {
  35         return delegate;
  36     }
  37
  38     @Override
  39     public <T extends DataObject> CheckedFuture<Optional<T>, ReadFailedException> read(final LogicalDatastoreType store,
  40             final InstanceIdentifier<T> path) {
  41         return delegate.read(store, path);
  42     }
  43
  44     @Override
  45     public CheckedFuture<Boolean, ReadFailedException> exists(final LogicalDatastoreType store,
  46             final InstanceIdentifier<?> path) {
  47         return delegate.exists(store, path);
  48     }
  49
  50     @Override
  51     public Object getIdentifier() {
  52         return delegate.getIdentifier();
  53     }
  54
  55     @Override
  56     public void close() {
  57         delegate.close();
  58     }
  59 }