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