opendaylight/netconf/config-netconf-connector/src/main/java/org/opendaylight/controller/netconf/confignetconfconnector/mapping/attributes/resolving/ObjectResolver.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.resolving;
  10
  11 import java.util.Map;
  12 import java.util.Map.Entry;
  13
  14 import javax.management.openmbean.ArrayType;
  15 import javax.management.openmbean.CompositeType;
  16 import javax.management.openmbean.OpenType;
  17 import javax.management.openmbean.SimpleType;
  18
  19 import org.opendaylight.controller.config.yangjmxgenerator.attribute.AttributeIfc;
  20 import org.opendaylight.controller.config.yangjmxgenerator.attribute.DependencyAttribute;
  21 import org.opendaylight.controller.config.yangjmxgenerator.attribute.JavaAttribute;
  22 import org.opendaylight.controller.config.yangjmxgenerator.attribute.ListAttribute;
  23 import org.opendaylight.controller.config.yangjmxgenerator.attribute.TOAttribute;
  24 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.attributes.AttributeIfcSwitchStatement;
  25 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.config.Services;
  26
  27 import com.google.common.base.Preconditions;
  28 import com.google.common.collect.Maps;
  29
  30 public class ObjectResolver extends AttributeIfcSwitchStatement<AttributeResolvingStrategy<?, ? extends OpenType<?>>> {
  31
  32     private final Services serviceTracker;
  33     private OpenType<?> openType;
  34
  35     public ObjectResolver(Services serviceTracker) {
  36         this.serviceTracker = serviceTracker;
  37     }
  38
  39     public Map<String, AttributeResolvingStrategy<?, ? extends OpenType<?>>> prepareResolving(
  40             Map<String, AttributeIfc> configDefinition) {
  41         Map<String, AttributeResolvingStrategy<?, ? extends OpenType<?>>> strategies = Maps.newHashMap();
  42
  43         for (Entry<String, AttributeIfc> attrEntry : configDefinition.entrySet()) {
  44             strategies.put(attrEntry.getKey(),
  45                     prepareStrategy(attrEntry.getValue(), attrEntry.getValue().getOpenType()));
  46         }
  47
  48         return strategies;
  49     }
  50
  51     private AttributeResolvingStrategy<?, ? extends OpenType<?>> prepareStrategy(AttributeIfc attributeIfc,
  52             OpenType<?> openType) {
  53
  54         this.openType = openType;
  55         return switchAttribute(attributeIfc);
  56     }
  57
  58     private Map<String, String> createYangToJmxMapping(TOAttribute attributeIfc) {
  59         Map<String, String> retVal = Maps.newHashMap();
  60         for (Entry<String, AttributeIfc> entry : attributeIfc.getYangPropertiesToTypesMap().entrySet()) {
  61             retVal.put(entry.getKey(), (entry.getValue()).getLowerCaseCammelCase());
  62         }
  63         return retVal;
  64     }
  65
  66     @Override
  67     protected AttributeResolvingStrategy<?, ? extends OpenType<?>> caseJavaAttribute(JavaAttribute attributeIfc) {
  68         if (attributeIfc.getOpenType() instanceof SimpleType<?>)
  69             return new SimpleAttributeResolvingStrategy((SimpleType<?>) openType);
  70         else if (attributeIfc.getOpenType() instanceof ArrayType<?>) {
  71             ArrayType<?> arrayType = (ArrayType<?>) openType;
  72             SimpleType<?> innerType = (SimpleType<?>) arrayType.getElementOpenType();
  73             AttributeResolvingStrategy<?, ? extends OpenType<?>> strat = new SimpleAttributeResolvingStrategy(innerType);
  74             return new ArrayAttributeResolvingStrategy(strat, arrayType);
  75         }
  76         throw new IllegalStateException(JavaAttribute.class + " can only provide open type " + SimpleType.class
  77                 + " or " + ArrayType.class);
  78     }
  79
  80     @Override
  81     protected AttributeResolvingStrategy<?, ? extends OpenType<?>> caseDependencyAttribute(
  82             DependencyAttribute attributeIfc) {
  83         return new ObjectNameAttributeResolvingStrategy(serviceTracker);
  84     }
  85
  86     @Override
  87     protected AttributeResolvingStrategy<?, ? extends OpenType<?>> caseTOAttribute(TOAttribute attributeIfc) {
  88         CompositeType compositeType = (CompositeType) openType;
  89         Map<String, AttributeResolvingStrategy<?, ? extends OpenType<?>>> innerMap = Maps.newHashMap();
  90         for (String innerName : compositeType.keySet()) {
  91             Preconditions.checkState(attributeIfc instanceof TOAttribute, "Unexpected state, " + attributeIfc
  92                     + " should be instance of " + TOAttribute.class.getName());
  93             AttributeIfc innerAttributeIfc = attributeIfc.getJmxPropertiesToTypesMap().get(innerName);
  94             innerMap.put(innerAttributeIfc.getAttributeYangName(),
  95                     prepareStrategy(innerAttributeIfc, compositeType.getType(innerName)));
  96         }
  97         return new CompositeAttributeResolvingStrategy(innerMap, compositeType, createYangToJmxMapping(attributeIfc));
  98     }
  99
 100     @Override
 101     protected AttributeResolvingStrategy<?, ? extends OpenType<?>> caseListAttribute(ListAttribute attributeIfc) {
 102         ArrayType<?> arrayType = (ArrayType<?>) openType;
 103         OpenType<?> innerType = arrayType.getElementOpenType();
 104         AttributeIfc inner = attributeIfc.getInnerAttribute();
 105         return new ArrayAttributeResolvingStrategy(prepareStrategy(inner, innerType), arrayType);
 106     }
 107
 108 }