opendaylight/netconf/config-netconf-connector/src/main/java/org/opendaylight/controller/netconf/confignetconfconnector/mapping/attributes/fromxml/ObjectNameAttributeReadingStrategy.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   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
   7  */
   8 package org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.fromxml;
   9
  10 import com.google.common.base.Preconditions;
  11 import org.opendaylight.controller.config.yangjmxgenerator.attribute.AttributeIfc;
  12 import org.opendaylight.controller.config.yangjmxgenerator.attribute.DependencyAttribute;
  13 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.mapping.ObjectNameAttributeMappingStrategy;
  14 import org.opendaylight.controller.netconf.util.xml.XmlElement;
  15 import org.opendaylight.controller.netconf.util.xml.XmlNetconfConstants;
  16
  17 import java.util.List;
  18
  19 public class ObjectNameAttributeReadingStrategy extends AbstractAttributeReadingStrategy<AttributeIfc> {
  20
  21     public ObjectNameAttributeReadingStrategy(DependencyAttribute attributeIfc) {
  22         super(attributeIfc);
  23     }
  24
  25     @Override
  26     AttributeConfigElement readElementHook(List<XmlElement> configNodes) {
  27
  28         XmlElement firstChild = configNodes.get(0);
  29         Preconditions.checkState(configNodes.size() == 1, "This element should be present only once " + firstChild
  30                 + " but was " + configNodes.size());
  31
  32         Preconditions.checkNotNull(firstChild, "Element %s should be present", firstChild);
  33         return AttributeConfigElement.create(getAttributeIfc(), resolve(firstChild));
  34     }
  35
  36     private ObjectNameAttributeMappingStrategy.MappedDependency resolve(XmlElement firstChild) {
  37         XmlElement typeElement = firstChild.getOnlyChildElementWithSameNamespace(XmlNetconfConstants.TYPE_KEY);
  38         String serviceName = typeElement.getTextContent();
  39         XmlElement nameElement = firstChild.getOnlyChildElementWithSameNamespace(XmlNetconfConstants.NAME_KEY);
  40         String dependencyName = nameElement.getTextContent();
  41
  42         return new ObjectNameAttributeMappingStrategy.MappedDependency(serviceName, dependencyName);
  43     }
  44
  45 }