opendaylight/config/config-manager-facade-xml/src/main/java/org/opendaylight/controller/config/facade/xml/mapping/attributes/fromxml/ArrayAttributeReadingStrategy.java

   1 /*
   2  * Copyright (c) 2015, 2017 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
   9 package org.opendaylight.controller.config.facade.xml.mapping.attributes.fromxml;
  10
  11 import com.google.common.collect.Lists;
  12 import java.util.List;
  13 import org.opendaylight.controller.config.facade.xml.strategy.EditStrategyType;
  14 import org.opendaylight.controller.config.util.xml.DocumentedException;
  15 import org.opendaylight.controller.config.util.xml.XmlElement;
  16
  17 public class ArrayAttributeReadingStrategy extends AbstractAttributeReadingStrategy {
  18
  19     private final AttributeReadingStrategy innerStrategy;
  20
  21     public ArrayAttributeReadingStrategy(final String nullableDefault, final AttributeReadingStrategy innerStrategy) {
  22         super(nullableDefault);
  23         this.innerStrategy = innerStrategy;
  24     }
  25
  26     @Override
  27     AttributeConfigElement readElementHook(final List<XmlElement> configNodes) throws DocumentedException {
  28         List<Object> innerList = Lists.newArrayList();
  29         EditStrategyType innerEditStrategy = null;
  30         for (XmlElement configNode : configNodes) {
  31             final AttributeConfigElement attributeConfigElement = innerStrategy
  32                     .readElement(Lists.newArrayList(configNode));
  33             if (attributeConfigElement.getEditStrategy().isPresent()) {
  34                 // TODO this sets the last operation for the entire array
  35                 innerEditStrategy = attributeConfigElement.getEditStrategy().get();
  36             }
  37             innerList.add(attributeConfigElement.getValue());
  38         }
  39         return innerEditStrategy == null ? AttributeConfigElement.create(getNullableDefault(), innerList)
  40                 : AttributeConfigElement.create(getNullableDefault(), innerList, innerEditStrategy);
  41     }
  42
  43 }