binding/mdsal-binding-dom-adapter/src/main/java/org/opendaylight/mdsal/binding/dom/adapter/BindingDOMDataTreeProducerAdapter.java

   1 /*
   2  * Copyright (c) 2015 Cisco Systems, 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.mdsal.binding.dom.adapter;
   9
  10 import com.google.common.base.Preconditions;
  11 import java.util.Collection;
  12 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
  13 import org.opendaylight.mdsal.binding.api.DataTreeProducer;
  14 import org.opendaylight.mdsal.binding.api.DataTreeProducerException;
  15 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  16 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
  17 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducer;
  18 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducerBusyException;
  19 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducerException;
  20 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
  21
  22 class BindingDOMDataTreeProducerAdapter implements DataTreeProducer {
  23
  24     private final DOMDataTreeProducer delegate;
  25     private final BindingToNormalizedNodeCodec codec;
  26
  27     protected BindingDOMDataTreeProducerAdapter(final DOMDataTreeProducer delegate,
  28             final BindingToNormalizedNodeCodec codec) {
  29         super();
  30         this.delegate = Preconditions.checkNotNull(delegate);
  31         this.codec = codec;
  32     }
  33
  34     @Override
  35     public WriteTransaction createTransaction(final boolean isolated) {
  36         final DOMDataTreeWriteTransaction domTx = delegate.createTransaction(isolated);
  37         return new BindingDOMWriteTransactionAdapter<DOMDataTreeWriteTransaction>(domTx, codec);
  38     }
  39
  40     static DataTreeProducer create(final DOMDataTreeProducer domProducer,
  41             final BindingToNormalizedNodeCodec codec) {
  42         return new BindingDOMDataTreeProducerAdapter(domProducer, codec);
  43     }
  44
  45     @Override
  46     public DataTreeProducer createProducer(final Collection<DataTreeIdentifier<?>> subtrees) {
  47         final Collection<DOMDataTreeIdentifier> domSubtrees = codec.toDOMDataTreeIdentifiers(subtrees);
  48         final DOMDataTreeProducer domChildProducer = delegate.createProducer(domSubtrees);
  49         return BindingDOMDataTreeProducerAdapter.create(domChildProducer, codec);
  50     }
  51
  52     @Override
  53     public void close() throws DataTreeProducerException {
  54         try {
  55             delegate.close();
  56         } catch (final DOMDataTreeProducerBusyException e) {
  57             throw new DataTreeProducerException(e.getMessage(), e);
  58         } catch (final DOMDataTreeProducerException e) {
  59             throw new DataTreeProducerException(e.getMessage(), e);
  60         }
  61     }
  62
  63 }