opendaylight/netconf/config-netconf-connector/src/main/java/org/opendaylight/controller/netconf/confignetconfconnector/mapping/attributes/fromxml/ObjectXmlReader.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
   9 package org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.fromxml;
  10
  11 import com.google.common.base.Preconditions;
  12 import com.google.common.collect.Maps;
  13 import org.opendaylight.controller.config.yangjmxgenerator.attribute.AttributeIfc;
  14 import org.opendaylight.controller.config.yangjmxgenerator.attribute.ListAttribute;
  15 import org.opendaylight.controller.config.yangjmxgenerator.attribute.TOAttribute;
  16 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.AttributeIfcSwitchStatement;
  17
  18 import javax.management.openmbean.ArrayType;
  19 import javax.management.openmbean.CompositeType;
  20 import javax.management.openmbean.SimpleType;
  21 import java.util.Map;
  22 import java.util.Map.Entry;
  23
  24 public class ObjectXmlReader extends AttributeIfcSwitchStatement<AttributeReadingStrategy> {
  25
  26     private String key;
  27
  28     public Map<String, AttributeReadingStrategy> prepareReading(Map<String, AttributeIfc> yangToAttrConfig) {
  29         Map<String, AttributeReadingStrategy> strategies = Maps.newHashMap();
  30
  31         for (Entry<String, AttributeIfc> attributeEntry : yangToAttrConfig.entrySet()) {
  32             AttributeReadingStrategy strat = prepareReadingStrategy(attributeEntry.getKey(), attributeEntry.getValue());
  33             strategies.put(attributeEntry.getKey(), strat);
  34         }
  35         return strategies;
  36     }
  37
  38     private AttributeReadingStrategy prepareReadingStrategy(String key, AttributeIfc attributeIfc) {
  39         this.key = key;
  40         return switchAttribute(attributeIfc);
  41     }
  42
  43     @Override
  44     public AttributeReadingStrategy caseJavaSimpleAttribute(SimpleType<?> openType) {
  45         return new SimpleAttributeReadingStrategy(lastAttribute.getNullableDefault());
  46     }
  47
  48     @Override
  49     public AttributeReadingStrategy caseJavaArrayAttribute(ArrayType<?> openType) {
  50         SimpleAttributeReadingStrategy innerStrategy = new SimpleAttributeReadingStrategy(lastAttribute.getNullableDefault());
  51         return new ArrayAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategy);
  52     }
  53
  54     @Override
  55     public AttributeReadingStrategy caseJavaCompositeAttribute(CompositeType openType) {
  56         Preconditions.checkState(openType.keySet().size() == 1, "Unexpected number of elements for open type %s, should be 1", openType);
  57         String mappingKey = openType.keySet().iterator().next();
  58         return new SimpleCompositeAttributeReadingStrategy(lastAttribute.getNullableDefault(), mappingKey);
  59     }
  60
  61     @Override
  62     protected AttributeReadingStrategy caseDependencyAttribute(SimpleType<?> openType) {
  63         return new ObjectNameAttributeReadingStrategy(lastAttribute.getNullableDefault());
  64     }
  65
  66     @Override
  67     protected AttributeReadingStrategy caseTOAttribute(CompositeType openType) {
  68         Preconditions.checkState(lastAttribute instanceof TOAttribute);
  69         Map<String, AttributeIfc> inner = ((TOAttribute)lastAttribute).getYangPropertiesToTypesMap();
  70
  71         Map<String, AttributeReadingStrategy> innerStrategies = Maps.newHashMap();
  72
  73         for (Entry<String, AttributeIfc> innerAttrEntry : inner.entrySet()) {
  74             AttributeReadingStrategy innerStrat = prepareReadingStrategy(innerAttrEntry.getKey(),
  75                     innerAttrEntry.getValue());
  76             innerStrategies.put(innerAttrEntry.getKey(), innerStrat);
  77         }
  78
  79         return new CompositeAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategies);
  80     }
  81
  82     @Override
  83     protected AttributeReadingStrategy caseListAttribute(ArrayType<?> openType) {
  84         Preconditions.checkState(lastAttribute instanceof ListAttribute);
  85         AttributeReadingStrategy innerStrategy = prepareReadingStrategy(key, ((ListAttribute) lastAttribute).getInnerAttribute());
  86         return new ArrayAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategy);
  87     }
  88
  89 }