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.JavaAttribute;
  15 import org.opendaylight.controller.config.yangjmxgenerator.attribute.ListAttribute;
  16 import org.opendaylight.controller.config.yangjmxgenerator.attribute.ListDependenciesAttribute;
  17 import org.opendaylight.controller.config.yangjmxgenerator.attribute.TOAttribute;
  18 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.AttributeIfcSwitchStatement;
  19
  20 import javax.management.openmbean.ArrayType;
  21 import javax.management.openmbean.CompositeType;
  22 import javax.management.openmbean.OpenType;
  23 import javax.management.openmbean.SimpleType;
  24 import java.util.Map;
  25 import java.util.Map.Entry;
  26
  27 public class ObjectXmlReader extends AttributeIfcSwitchStatement<AttributeReadingStrategy> {
  28
  29     private String key;
  30
  31     public Map<String, AttributeReadingStrategy> prepareReading(Map<String, AttributeIfc> yangToAttrConfig) {
  32         Map<String, AttributeReadingStrategy> strategies = Maps.newHashMap();
  33
  34         for (Entry<String, AttributeIfc> attributeEntry : yangToAttrConfig.entrySet()) {
  35             AttributeReadingStrategy strat = prepareReadingStrategy(attributeEntry.getKey(), attributeEntry.getValue());
  36             strategies.put(attributeEntry.getKey(), strat);
  37         }
  38         return strategies;
  39     }
  40
  41     private AttributeReadingStrategy prepareReadingStrategy(String key, AttributeIfc attributeIfc) {
  42         this.key = key;
  43         return switchAttribute(attributeIfc);
  44     }
  45
  46     @Override
  47     protected AttributeReadingStrategy caseJavaBinaryAttribute(OpenType<?> openType) {
  48         return new SimpleBinaryAttributeReadingStrategy(lastAttribute.getNullableDefault());
  49     }
  50
  51     @Override
  52     protected AttributeReadingStrategy caseJavaUnionAttribute(OpenType<?> openType) {
  53         String mappingKey = JavaAttribute.DESCRIPTION_OF_VALUE_ATTRIBUTE_FOR_UNION;
  54         return new SimpleUnionAttributeReadingStrategy(lastAttribute.getNullableDefault(), mappingKey);
  55     }
  56
  57     @Override
  58     public AttributeReadingStrategy caseJavaSimpleAttribute(SimpleType<?> openType) {
  59         return new SimpleAttributeReadingStrategy(lastAttribute.getNullableDefault());
  60     }
  61
  62     @Override
  63     public AttributeReadingStrategy caseJavaArrayAttribute(ArrayType<?> openType) {
  64         SimpleAttributeReadingStrategy innerStrategy = new SimpleAttributeReadingStrategy(lastAttribute.getNullableDefault());
  65         return new ArrayAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategy);
  66     }
  67
  68     @Override
  69     public AttributeReadingStrategy caseJavaCompositeAttribute(CompositeType openType) {
  70         Preconditions.checkState(openType.keySet().size() == 1, "Unexpected number of elements for open type %s, should be 1", openType);
  71         String mappingKey = openType.keySet().iterator().next();
  72         return new SimpleCompositeAttributeReadingStrategy(lastAttribute.getNullableDefault(), mappingKey);
  73     }
  74
  75     @Override
  76     protected AttributeReadingStrategy caseDependencyAttribute(SimpleType<?> openType) {
  77         return new ObjectNameAttributeReadingStrategy(lastAttribute.getNullableDefault());
  78     }
  79
  80     @Override
  81     protected AttributeReadingStrategy caseTOAttribute(CompositeType openType) {
  82         Preconditions.checkState(lastAttribute instanceof TOAttribute);
  83         Map<String, AttributeIfc> inner = ((TOAttribute)lastAttribute).getYangPropertiesToTypesMap();
  84
  85         Map<String, AttributeReadingStrategy> innerStrategies = Maps.newHashMap();
  86
  87         for (Entry<String, AttributeIfc> innerAttrEntry : inner.entrySet()) {
  88             AttributeReadingStrategy innerStrat = prepareReadingStrategy(innerAttrEntry.getKey(),
  89                     innerAttrEntry.getValue());
  90             innerStrategies.put(innerAttrEntry.getKey(), innerStrat);
  91         }
  92
  93         return new CompositeAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategies);
  94     }
  95
  96     @Override
  97     protected AttributeReadingStrategy caseListAttribute(ArrayType<?> openType) {
  98         Preconditions.checkState(lastAttribute instanceof ListAttribute);
  99         AttributeReadingStrategy innerStrategy = prepareReadingStrategy(key, ((ListAttribute) lastAttribute).getInnerAttribute());
 100         return new ArrayAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategy);
 101     }
 102
 103     @Override
 104     protected AttributeReadingStrategy caseListDependeciesAttribute(ArrayType<?> openType) {
 105         Preconditions.checkState(lastAttribute instanceof ListDependenciesAttribute);
 106         AttributeReadingStrategy innerStrategy = caseDependencyAttribute(SimpleType.OBJECTNAME);
 107         return new ArrayAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategy);
 108     }
 109
 110 }