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

   1 /*
   2  * Copyright (c) 2015 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.base.Preconditions;
  12 import com.google.common.collect.Maps;
  13 import java.util.Date;
  14 import java.util.Map;
  15 import java.util.Map.Entry;
  16 import java.util.Set;
  17 import javax.management.openmbean.ArrayType;
  18 import javax.management.openmbean.CompositeType;
  19 import javax.management.openmbean.OpenType;
  20 import javax.management.openmbean.SimpleType;
  21 import org.opendaylight.controller.config.facade.xml.mapping.IdentityMapping;
  22 import org.opendaylight.controller.config.facade.xml.mapping.attributes.AttributeIfcSwitchStatement;
  23 import org.opendaylight.controller.config.yangjmxgenerator.attribute.AttributeIfc;
  24 import org.opendaylight.controller.config.yangjmxgenerator.attribute.JavaAttribute;
  25 import org.opendaylight.controller.config.yangjmxgenerator.attribute.ListAttribute;
  26 import org.opendaylight.controller.config.yangjmxgenerator.attribute.ListDependenciesAttribute;
  27 import org.opendaylight.controller.config.yangjmxgenerator.attribute.TOAttribute;
  28
  29 public class ObjectXmlReader extends AttributeIfcSwitchStatement<AttributeReadingStrategy> {
  30
  31     private String key;
  32     private Map<String, Map<Date, IdentityMapping>> identityMap;
  33
  34     public Map<String, AttributeReadingStrategy> prepareReading(Map<String, AttributeIfc> yangToAttrConfig, Map<String, Map<Date, IdentityMapping>> identityMap) {
  35         Map<String, AttributeReadingStrategy> strategies = Maps.newHashMap();
  36         this.identityMap = identityMap;
  37
  38         for (Entry<String, AttributeIfc> attributeEntry : yangToAttrConfig.entrySet()) {
  39             AttributeReadingStrategy strat = prepareReadingStrategy(attributeEntry.getKey(), attributeEntry.getValue());
  40             strategies.put(attributeEntry.getKey(), strat);
  41         }
  42         return strategies;
  43     }
  44
  45     private AttributeReadingStrategy prepareReadingStrategy(String key, AttributeIfc attributeIfc) {
  46         this.key = key;
  47         return switchAttribute(attributeIfc);
  48     }
  49
  50     @Override
  51     protected AttributeReadingStrategy caseJavaBinaryAttribute(OpenType<?> openType) {
  52         return new SimpleBinaryAttributeReadingStrategy(getLastAttribute().getNullableDefault());
  53     }
  54
  55     @Override
  56     protected AttributeReadingStrategy caseJavaUnionAttribute(OpenType<?> openType) {
  57         String mappingKey = JavaAttribute.DESCRIPTION_OF_VALUE_ATTRIBUTE_FOR_UNION;
  58         return new SimpleUnionAttributeReadingStrategy(getLastAttribute().getNullableDefault(), mappingKey);
  59     }
  60
  61     @Override
  62     public AttributeReadingStrategy caseJavaSimpleAttribute(SimpleType<?> openType) {
  63         return new SimpleAttributeReadingStrategy(getLastAttribute().getNullableDefault());
  64     }
  65
  66     @Override
  67     public AttributeReadingStrategy caseJavaArrayAttribute(ArrayType<?> openType) {
  68         SimpleAttributeReadingStrategy innerStrategy = new SimpleAttributeReadingStrategy(getLastAttribute().getNullableDefault());
  69         return new ArrayAttributeReadingStrategy(getLastAttribute().getNullableDefault(), innerStrategy);
  70     }
  71
  72     @Override
  73     public AttributeReadingStrategy caseJavaCompositeAttribute(CompositeType openType) {
  74         Preconditions.checkState(openType.keySet().size() == 1, "Unexpected number of elements for open type %s, should be 1", openType);
  75         String mappingKey = openType.keySet().iterator().next();
  76         return new SimpleCompositeAttributeReadingStrategy(getLastAttribute().getNullableDefault(), mappingKey);
  77     }
  78
  79     @Override
  80     protected AttributeReadingStrategy caseJavaIdentityRefAttribute(OpenType<?> openType) {
  81         Preconditions.checkState(openType instanceof CompositeType);
  82         Set<String> keys = ((CompositeType) openType).keySet();
  83         Preconditions.checkState(keys.size() == 1, "Unexpected number of elements for open type %s, should be 1", openType);
  84         String mappingKey = keys.iterator().next();
  85         return new SimpleIdentityRefAttributeReadingStrategy(getLastAttribute().getNullableDefault(), mappingKey, identityMap);
  86     }
  87
  88     @Override
  89     protected AttributeReadingStrategy caseDependencyAttribute(SimpleType<?> openType) {
  90         return new ObjectNameAttributeReadingStrategy(getLastAttribute().getNullableDefault());
  91     }
  92
  93     @Override
  94     protected AttributeReadingStrategy caseTOAttribute(CompositeType openType) {
  95         AttributeIfc lastAttribute = getLastAttribute();
  96         Preconditions.checkState(lastAttribute instanceof TOAttribute);
  97         Map<String, AttributeIfc> inner = ((TOAttribute)lastAttribute).getYangPropertiesToTypesMap();
  98
  99         Map<String, AttributeReadingStrategy> innerStrategies = Maps.newHashMap();
 100
 101         for (Entry<String, AttributeIfc> innerAttrEntry : inner.entrySet()) {
 102             AttributeReadingStrategy innerStrat = prepareReadingStrategy(innerAttrEntry.getKey(),
 103                     innerAttrEntry.getValue());
 104             innerStrategies.put(innerAttrEntry.getKey(), innerStrat);
 105         }
 106
 107         return new CompositeAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategies);
 108     }
 109
 110     @Override
 111     protected AttributeReadingStrategy caseListAttribute(ArrayType<?> openType) {
 112         AttributeIfc lastAttribute = getLastAttribute();
 113         Preconditions.checkState(lastAttribute instanceof ListAttribute);
 114         AttributeReadingStrategy innerStrategy = prepareReadingStrategy(key, ((ListAttribute) lastAttribute).getInnerAttribute());
 115         return new ArrayAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategy);
 116     }
 117
 118     @Override
 119     protected AttributeReadingStrategy caseListDependeciesAttribute(ArrayType<?> openType) {
 120         AttributeIfc lastAttribute = getLastAttribute();
 121         Preconditions.checkState(lastAttribute instanceof ListDependenciesAttribute);
 122         AttributeReadingStrategy innerStrategy = caseDependencyAttribute(SimpleType.OBJECTNAME);
 123         return new ArrayAttributeReadingStrategy(lastAttribute.getNullableDefault(), innerStrategy);
 124     }
 125
 126 }