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.CursorAwareWriteTransaction;
  13 import org.opendaylight.mdsal.binding.api.DataTreeIdentifier;
  14 import org.opendaylight.mdsal.binding.api.DataTreeProducer;
  15 import org.opendaylight.mdsal.binding.api.DataTreeProducerException;
  16 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  17 import org.opendaylight.mdsal.dom.api.DOMDataTreeCursorAwareTransaction;
  18 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
  19 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducer;
  20 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducerBusyException;
  21 import org.opendaylight.mdsal.dom.api.DOMDataTreeProducerException;
  22 import org.opendaylight.mdsal.dom.api.DOMDataTreeWriteTransaction;
  23
  24 class BindingDOMDataTreeProducerAdapter implements DataTreeProducer {
  25
  26     private final DOMDataTreeProducer delegate;
  27     private final BindingToNormalizedNodeCodec codec;
  28
  29     protected BindingDOMDataTreeProducerAdapter(final DOMDataTreeProducer delegate,
  30             final BindingToNormalizedNodeCodec codec) {
  31         super();
  32         this.delegate = Preconditions.checkNotNull(delegate);
  33         this.codec = codec;
  34     }
  35
  36     @Override
  37     public CursorAwareWriteTransaction createTransaction(final boolean isolated) {
  38         final DOMDataTreeCursorAwareTransaction domTx = delegate.createTransaction(isolated);
  39         return new BindingDOMCursorAwareWriteTransactionAdapter<>(domTx, codec);
  40     }
  41
  42     static DataTreeProducer create(final DOMDataTreeProducer domProducer,
  43             final BindingToNormalizedNodeCodec codec) {
  44         return new BindingDOMDataTreeProducerAdapter(domProducer, codec);
  45     }
  46
  47     @Override
  48     public DataTreeProducer createProducer(final Collection<DataTreeIdentifier<?>> subtrees) {
  49         final Collection<DOMDataTreeIdentifier> domSubtrees = codec.toDOMDataTreeIdentifiers(subtrees);
  50         final DOMDataTreeProducer domChildProducer = delegate.createProducer(domSubtrees);
  51         return BindingDOMDataTreeProducerAdapter.create(domChildProducer, codec);
  52     }
  53
  54     @Override
  55     public void close() throws DataTreeProducerException {
  56         try {
  57             delegate.close();
  58         } catch (final DOMDataTreeProducerBusyException e) {
  59             throw new DataTreeProducerException(e.getMessage(), e);
  60         } catch (final DOMDataTreeProducerException e) {
  61             throw new DataTreeProducerException(e.getMessage(), e);
  62         }
  63     }
  64
  65 }