dom/mdsal-dom-inmemory-datastore/src/main/java/org/opendaylight/mdsal/dom/store/inmemory/ShardDataModificationFactory.java

   1 /*
   2  * Copyright (c) 2016 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.dom.store.inmemory;
   9
  10 import com.google.common.annotations.VisibleForTesting;
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.collect.ImmutableMap;
  13 import java.util.Map;
  14 import org.opendaylight.mdsal.dom.api.DOMDataTreeIdentifier;
  15 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
  16 import org.opendaylight.yangtools.yang.data.api.schema.tree.CursorAwareDataTreeSnapshot;
  17
  18 final class ShardDataModificationFactory {
  19     private final Map<DOMDataTreeIdentifier, ForeignShardModificationContext> childShards;
  20     private final Map<PathArgument, WriteableModificationNode> children;
  21     private final DOMDataTreeIdentifier root;
  22
  23     ShardDataModificationFactory(final DOMDataTreeIdentifier root,
  24         final Map<PathArgument, WriteableModificationNode> children,
  25         final Map<DOMDataTreeIdentifier, ForeignShardModificationContext> childShards) {
  26         this.root = Preconditions.checkNotNull(root);
  27         this.children = ImmutableMap.copyOf(children);
  28         this.childShards = ImmutableMap.copyOf(childShards);
  29     }
  30
  31     @VisibleForTesting
  32     Map<PathArgument, WriteableModificationNode> getChildren() {
  33         return children;
  34     }
  35
  36     @VisibleForTesting
  37     Map<DOMDataTreeIdentifier, ForeignShardModificationContext> getChildShards() {
  38         return childShards;
  39     }
  40
  41     ShardDataModification createModification(final CursorAwareDataTreeSnapshot snapshot) {
  42         return new ShardDataModification(new ShardRootModificationContext(root, snapshot), children, childShards);
  43     }
  44 }