2 * Copyright (c) 2016 Cisco Systems, Inc. and others. All rights reserved.
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
8 package org.opendaylight.yangtools.yang.data.util;
10 import com.google.common.base.Preconditions;
11 import java.io.IOException;
12 import java.util.Collection;
13 import java.util.HashMap;
14 import java.util.LinkedHashMap;
15 import java.util.List;
17 import org.opendaylight.yangtools.yang.common.QName;
18 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
19 import org.opendaylight.yangtools.yang.data.api.schema.stream.SchemaAwareNormalizedNodeStreamWriter;
20 import org.opendaylight.yangtools.yang.model.api.DataSchemaNode;
21 import org.opendaylight.yangtools.yang.model.api.LeafSchemaNode;
22 import org.opendaylight.yangtools.yang.model.api.ListSchemaNode;
24 public class ListEntryNodeDataWithSchema extends CompositeNodeDataWithSchema {
26 private final Map<QName, SimpleNodeDataWithSchema> qNameToKeys = new HashMap<>();
28 public ListEntryNodeDataWithSchema(final DataSchemaNode schema) {
33 public void addChild(final AbstractNodeDataWithSchema newChild) {
34 final DataSchemaNode childSchema = newChild.getSchema();
35 if (childSchema instanceof LeafSchemaNode && isPartOfKey((LeafSchemaNode) childSchema)) {
36 qNameToKeys.put(childSchema.getQName(), (SimpleNodeDataWithSchema)newChild);
38 super.addChild(newChild);
41 private boolean isPartOfKey(final LeafSchemaNode potentialKey) {
42 List<QName> keys = ((ListSchemaNode) getSchema()).getKeyDefinition();
43 for (QName qName : keys) {
44 if (qName.equals(potentialKey.getQName())) {
52 public void write(final SchemaAwareNormalizedNodeStreamWriter writer) throws IOException {
53 final Collection<QName> keyDef = ((ListSchemaNode) getSchema()).getKeyDefinition();
54 if (keyDef.isEmpty()) {
55 writer.nextDataSchemaNode(getSchema());
56 writer.startUnkeyedListItem(provideNodeIdentifier(), childSizeHint());
62 Preconditions.checkState(keyDef.size() == qNameToKeys.size(), "Input is missing some of the keys of %s", getSchema().getQName());
64 // Need to restore schema order...
65 final Map<QName, Object> predicates = new LinkedHashMap<>();
66 for (QName qname : keyDef) {
67 predicates.put(qname, qNameToKeys.get(qname).getValue());
70 writer.nextDataSchemaNode(getSchema());
71 writer.startMapEntryNode(
72 new NodeIdentifierWithPredicates(getSchema().getQName(), predicates),