2 * Copyright (c) 2014, 2015 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
9 package org.opendaylight.controller.cluster.datastore.node.utils;
11 import com.google.common.base.Splitter;
12 import java.util.ArrayList;
13 import java.util.Iterator;
14 import java.util.List;
16 import org.opendaylight.yangtools.yang.common.QName;
17 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier;
18 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.AugmentationIdentifier;
19 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifier;
20 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeIdentifierWithPredicates;
21 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.NodeWithValue;
22 import org.opendaylight.yangtools.yang.data.api.YangInstanceIdentifier.PathArgument;
24 public class PathUtils {
25 private static final Splitter SLASH_SPLITTER = Splitter.on('/').omitEmptyStrings();
28 * Given a serialized string version of a YangInstanceIdentifier convert
29 * to a YangInstanceIdentifier.
31 * @param path the path
32 * @return a YangInstanceIdentifier
34 public static YangInstanceIdentifier toYangInstanceIdentifier(String path) {
35 List<PathArgument> pathArguments = new ArrayList<>();
36 for (String segment : SLASH_SPLITTER.split(path)) {
37 pathArguments.add(NodeIdentifierFactory.getArgument(segment));
39 return YangInstanceIdentifier.create(pathArguments);
43 * Given a YangInstanceIdentifier return a serialized version of the same
46 * @param path the path
47 * @return the path as a String
49 public static String toString(YangInstanceIdentifier path) {
50 final Iterator<PathArgument> it = path.getPathArguments().iterator();
55 final StringBuilder sb = new StringBuilder();
57 sb.append(toString(it.next()));
68 * Given a YangInstanceIdentifier.PathArgument return a serialized version
69 * of the same as a String.
71 * @param pathArgument the path argument
72 * @return the path argument as a String
74 public static String toString(PathArgument pathArgument) {
75 if (pathArgument instanceof NodeIdentifier) {
76 return toString((NodeIdentifier) pathArgument);
77 } else if (pathArgument instanceof AugmentationIdentifier) {
78 return toString((AugmentationIdentifier) pathArgument);
79 } else if (pathArgument instanceof NodeWithValue) {
80 return toString((NodeWithValue<?>) pathArgument);
81 } else if (pathArgument instanceof NodeIdentifierWithPredicates) {
82 return toString((NodeIdentifierWithPredicates) pathArgument);
85 return pathArgument.toString();
88 private static String toString(NodeIdentifier pathArgument) {
89 return pathArgument.getNodeType().toString();
92 private static String toString(AugmentationIdentifier pathArgument) {
93 Set<QName> childNames = pathArgument.getPossibleChildNames();
94 final StringBuilder sb = new StringBuilder("AugmentationIdentifier{");
95 sb.append("childNames=").append(childNames).append('}');
100 private static String toString(NodeWithValue<?> pathArgument) {
101 return pathArgument.getNodeType().toString() + "[" + pathArgument.getValue() + "]";
104 private static String toString(NodeIdentifierWithPredicates pathArgument) {
105 return pathArgument.getNodeType().toString() + '[' + pathArgument.getKeyValues() + ']';