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.collect.Maps;
  12 import org.opendaylight.controller.config.yangjmxgenerator.attribute.AttributeIfc;
  13 import org.opendaylight.controller.config.yangjmxgenerator.attribute.DependencyAttribute;
  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.TOAttribute;
  17 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.AttributeIfcSwitchStatement;
  18
  19 import javax.management.openmbean.ArrayType;
  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     protected AttributeReadingStrategy caseJavaAttribute(JavaAttribute attributeIfc) {
  45         if (attributeIfc.getOpenType() instanceof SimpleType<?>)
  46             return new SimpleAttributeReadingStrategy(attributeIfc);
  47         else if (attributeIfc.getOpenType() instanceof ArrayType<?>) {
  48             SimpleAttributeReadingStrategy innerStrategy = new SimpleAttributeReadingStrategy(
  49                     ((ArrayType<?>) attributeIfc.getOpenType()).getElementOpenType());
  50             return new ArrayAttributeReadingStrategy(attributeIfc, innerStrategy);
  51         }
  52         throw new IllegalStateException(JavaAttribute.class + " can only provide open type " + SimpleType.class
  53                 + " or " + ArrayType.class);
  54     }
  55
  56     @Override
  57     protected AttributeReadingStrategy caseDependencyAttribute(DependencyAttribute attributeIfc) {
  58         return new ObjectNameAttributeReadingStrategy(attributeIfc);
  59     }
  60
  61     @Override
  62     protected AttributeReadingStrategy caseTOAttribute(TOAttribute attributeIfc) {
  63         Map<String, AttributeIfc> inner = attributeIfc.getYangPropertiesToTypesMap();
  64         Map<String, AttributeReadingStrategy> innerStrategies = Maps.newHashMap();
  65
  66         for (Entry<String, AttributeIfc> innerAttrEntry : inner.entrySet()) {
  67             AttributeReadingStrategy innerStrat = prepareReadingStrategy(innerAttrEntry.getKey(),
  68                     innerAttrEntry.getValue());
  69             innerStrategies.put(innerAttrEntry.getKey(), innerStrat);
  70         }
  71
  72         return new CompositeAttributeReadingStrategy(attributeIfc, innerStrategies);
  73     }
  74
  75     @Override
  76     protected AttributeReadingStrategy caseListAttribute(ListAttribute attributeIfc) {
  77         AttributeIfc innerAttr = attributeIfc.getInnerAttribute();
  78         AttributeReadingStrategy innerStrategy = prepareReadingStrategy(key, innerAttr);
  79         return new ArrayAttributeReadingStrategy(attributeIfc, innerStrategy);
  80     }
  81
  82 }