2 * Copyright (c) 2014 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.controller.xml.codec;
11 import javax.annotation.Nonnull;
12 import org.opendaylight.yangtools.yang.common.QName;
13 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
14 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
15 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
16 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
17 import org.opendaylight.yangtools.yang.data.impl.codec.TypeDefinitionAwareCodec;
18 import org.opendaylight.yangtools.yang.data.impl.codec.xml.XmlCodecProvider;
19 import org.opendaylight.yangtools.yang.model.api.TypeDefinition;
22 * Common XML-related utility methods, which are not specific to a particular
25 public class XmlUtils {
27 public static final XmlCodecProvider DEFAULT_XML_CODEC_PROVIDER = new XmlCodecProvider() {
29 public TypeDefinitionAwareCodec<Object, ? extends TypeDefinition<?>> codecFor(final TypeDefinition<?> baseType) {
30 return TypeDefinitionAwareCodec.from(baseType);
37 public static TypeDefinition<?> resolveBaseTypeFrom(final @Nonnull TypeDefinition<?> type) {
38 TypeDefinition<?> superType = type;
39 while (superType.getBaseType() != null) {
40 superType = superType.getBaseType();
46 * This code is picked from yangtools and modified to add type of instance identifier
47 * output of instance identifier something like below for a flow ref composite node of type instance identifier,
48 * which has path arguments with predicates, whose value is of type java.lang.short
49 * <flow-ref xmlns:bgkj="urn:opendaylight:flow:inventory" xmlns:jdlk="urn:opendaylight:inventory">
50 * /jdlk:nodes/jdlk:node[jdlk:id='openflow:205558455098190@java.lang.String']
51 * /bgkj:table[bgkj:id='3@java.lang.Short']
52 * /bgkj:flow[bgkj:id='156@java.lang.String']
57 public static String encodeIdentifier(final RandomPrefix prefixes, final YangInstanceIdentifier id) {
58 final StringBuilder textContent = new StringBuilder();
59 for (final PathArgument pathArgument : id.getPathArguments()) {
60 textContent.append('/');
61 textContent.append(prefixes.encodeQName(pathArgument.getNodeType()));
62 if (pathArgument instanceof NodeIdentifierWithPredicates) {
63 final Map<QName, Object> predicates = ((NodeIdentifierWithPredicates) pathArgument).getKeyValues();
65 for (final QName keyValue : predicates.keySet()) {
66 final Object value = predicates.get(keyValue);
67 final String type = value.getClass().getName();
68 final String predicateValue = String.valueOf(value);
69 textContent.append('[');
70 textContent.append(prefixes.encodeQName(keyValue));
71 textContent.append("='");
72 textContent.append(predicateValue);
73 textContent.append("@");
74 textContent.append(type);
75 textContent.append("']");
77 } else if (pathArgument instanceof NodeWithValue) {
78 textContent.append("[.='");
79 textContent.append(((NodeWithValue<?>) pathArgument).getValue());
80 textContent.append("']");
84 return textContent.toString();