2 * Copyright (c) 2013 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.netconf.util.messages;
11 import com.google.common.base.Function;
12 import com.google.common.collect.Collections2;
13 import org.opendaylight.controller.netconf.api.NetconfMessage;
14 import org.opendaylight.controller.netconf.util.xml.XmlElement;
15 import org.opendaylight.controller.netconf.util.xml.XmlNetconfConstants;
16 import org.w3c.dom.Document;
18 import javax.annotation.Nullable;
19 import java.util.Collection;
20 import java.util.List;
22 public final class NetconfMessageUtil {
24 private NetconfMessageUtil() {}
26 public static boolean isOKMessage(NetconfMessage message) {
27 return isOKMessage(message.getDocument());
30 public static boolean isOKMessage(Document document) {
31 return isOKMessage(XmlElement.fromDomDocument(document));
34 public static boolean isOKMessage(XmlElement xmlElement) {
35 if(xmlElement.getChildElements().size() != 1) {
38 return xmlElement.getOnlyChildElement().getName().equals(XmlNetconfConstants.OK);
41 public static boolean isErrorMessage(NetconfMessage message) {
42 return isErrorMessage(message.getDocument());
45 public static boolean isErrorMessage(Document document) {
46 return isErrorMessage(XmlElement.fromDomDocument(document));
49 public static boolean isErrorMessage(XmlElement xmlElement) {
50 if(xmlElement.getChildElements().size() != 1) {
53 return xmlElement.getOnlyChildElement().getName().equals(XmlNetconfConstants.RPC_ERROR);
56 public static Collection<String> extractCapabilitiesFromHello(Document doc) {
57 XmlElement responseElement = XmlElement.fromDomDocument(doc);
58 XmlElement capabilitiesElement = responseElement
59 .getOnlyChildElementWithSameNamespace(XmlNetconfConstants.CAPABILITIES);
60 List<XmlElement> caps = capabilitiesElement.getChildElements(XmlNetconfConstants.CAPABILITY);
61 return Collections2.transform(caps, new Function<XmlElement, String>() {
65 public String apply(@Nullable XmlElement input) {
66 // Trim possible leading/tailing whitespace
67 return input.getTextContent().trim();