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
8 package org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.fromxml;
10 import com.google.common.base.Preconditions;
11 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.mapping.ObjectNameAttributeMappingStrategy;
12 import org.opendaylight.controller.netconf.util.xml.XmlElement;
13 import org.opendaylight.controller.netconf.util.xml.XmlNetconfConstants;
15 import java.util.List;
18 public class ObjectNameAttributeReadingStrategy extends AbstractAttributeReadingStrategy {
20 private static final Object PREFIX_SEPARATOR = ":";
22 public ObjectNameAttributeReadingStrategy(String nullableDefault) {
23 super(nullableDefault);
27 AttributeConfigElement readElementHook(List<XmlElement> configNodes) {
29 XmlElement firstChild = configNodes.get(0);
30 Preconditions.checkState(configNodes.size() == 1, "This element should be present only once " + firstChild
31 + " but was " + configNodes.size());
33 Preconditions.checkNotNull(firstChild, "Element %s should be present", firstChild);
34 return AttributeConfigElement.create(getNullableDefault(), resolve(firstChild));
37 private ObjectNameAttributeMappingStrategy.MappedDependency resolve(XmlElement firstChild) {
38 XmlElement typeElement = firstChild.getOnlyChildElementWithSameNamespace(XmlNetconfConstants.TYPE_KEY);
39 Map.Entry<String, String> prefixNamespace = typeElement.findNamespaceOfTextContent();
41 String serviceName = checkPrefixAndExtractServiceName(typeElement, prefixNamespace);
43 XmlElement nameElement = firstChild.getOnlyChildElementWithSameNamespace(XmlNetconfConstants.NAME_KEY);
44 String dependencyName = nameElement.getTextContent();
46 return new ObjectNameAttributeMappingStrategy.MappedDependency(prefixNamespace.getValue(), serviceName,
50 public static String checkPrefixAndExtractServiceName(XmlElement typeElement, Map.Entry<String, String> prefixNamespace) {
51 String serviceName = typeElement.getTextContent();
53 Preconditions.checkState(prefixNamespace.equals("") == false, "Service %s value not prefixed with namespace",
54 XmlNetconfConstants.TYPE_KEY);
55 String prefix = prefixNamespace.getKey() + PREFIX_SEPARATOR;
56 Preconditions.checkState(serviceName.startsWith(prefix),
57 "Service %s not correctly prefixed, expected %s, but was %s", XmlNetconfConstants.TYPE_KEY, prefix,
59 serviceName = serviceName.substring(prefix.length());