opendaylight/netconf/config-netconf-connector/src/main/java/org/opendaylight/controller/netconf/confignetconfconnector/mapping/runtime/InstanceRuntime.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.runtime;
  10
  11 import com.google.common.base.Optional;
  12 import com.google.common.base.Predicate;
  13 import com.google.common.collect.Collections2;
  14 import com.google.common.collect.Sets;
  15 import org.opendaylight.controller.netconf.confignetconfconnector.mapping.config.InstanceConfig;
  16 import org.opendaylight.controller.netconf.util.xml.XmlUtil;
  17 import org.w3c.dom.Document;
  18 import org.w3c.dom.Element;
  19
  20 import javax.management.ObjectName;
  21 import java.util.Map;
  22 import java.util.Map.Entry;
  23 import java.util.Set;
  24
  25 public class InstanceRuntime {
  26
  27     /**
  28      *
  29      */
  30     private static final String KEY_ATTRIBUTE_KEY = "key";
  31
  32     private final InstanceConfig instanceMapping;
  33     private final Map<String, InstanceRuntime> childrenMappings;
  34     private final Map<String, String> jmxToYangChildRbeMapping;
  35
  36     public InstanceRuntime(InstanceConfig instanceMapping, Map<String, InstanceRuntime> childrenMappings,
  37             Map<String, String> jmxToYangChildRbeMapping) {
  38         this.instanceMapping = instanceMapping;
  39         this.childrenMappings = childrenMappings;
  40         this.jmxToYangChildRbeMapping = jmxToYangChildRbeMapping;
  41     }
  42
  43     /**
  44      * Finds all children runtime beans, same properties and values as current
  45      * root + any number of additional properties
  46      */
  47     private Set<ObjectName> findChildren(ObjectName innerRootBean, Set<ObjectName> childRbeOns) {
  48         final Map<String, String> wantedProperties = innerRootBean.getKeyPropertyList();
  49
  50         return Sets.newHashSet(Collections2.filter(childRbeOns, new Predicate<ObjectName>() {
  51
  52             @Override
  53             public boolean apply(ObjectName on) {
  54                 Map<String, String> localProperties = on.getKeyPropertyList();
  55                 for (Entry<String, String> propertyEntry : wantedProperties.entrySet()) {
  56                     if (!localProperties.containsKey(propertyEntry.getKey())){
  57                         return false;
  58                     }
  59                     if (!localProperties.get(propertyEntry.getKey()).equals(propertyEntry.getValue())){
  60                         return false;
  61                     }
  62                     if (localProperties.size() <= wantedProperties.size()){
  63                         return false;
  64                     }
  65                 }
  66                 return true;
  67             }
  68         }));
  69     }
  70
  71     /**
  72      * Finds next level root runtime beans, beans that have the same properties
  73      * as current root + one additional
  74      */
  75     private Set<ObjectName> getRootBeans(Set<ObjectName> childRbeOns, final String string, final int keyListSize) {
  76         return Sets.newHashSet(Collections2.filter(childRbeOns, new Predicate<ObjectName>() {
  77
  78             @Override
  79             public boolean apply(ObjectName on) {
  80                 if (on.getKeyPropertyList().size() != keyListSize + 1){
  81                     return false;
  82                 }
  83                 return on.getKeyPropertyList().containsKey(string);
  84             }
  85         }));
  86     }
  87
  88     public Element toXml(ObjectName rootOn, Set<ObjectName> childRbeOns, Document document, Element parentElement, String namespace) {
  89         return toXml(rootOn, childRbeOns, document, null, parentElement, namespace);
  90     }
  91
  92     public Element toXml(ObjectName rootOn, Set<ObjectName> childRbeOns, Document document, String instanceIndex,
  93                          Element parentElement, String namespace) {
  94         Element xml = instanceMapping.toXml(rootOn, namespace, document, parentElement);
  95
  96         if (instanceIndex != null) {
  97             xml.setAttribute(KEY_ATTRIBUTE_KEY, instanceIndex);
  98         }
  99
 100         for (Entry<String, InstanceRuntime> childMappingEntry : childrenMappings.entrySet()) {
 101             Set<ObjectName> innerRootBeans = getRootBeans(childRbeOns, childMappingEntry.getKey(), rootOn
 102                     .getKeyPropertyList().size());
 103
 104             for (ObjectName objectName : innerRootBeans) {
 105                 Set<ObjectName> innerChildRbeOns = findChildren(objectName, childRbeOns);
 106                 String runtimeInstanceIndex = objectName.getKeyProperty(childMappingEntry.getKey());
 107
 108                 String elementName = jmxToYangChildRbeMapping.get(childMappingEntry.getKey());
 109
 110                 Element innerXml = XmlUtil.createElement(document, elementName, Optional.<String>absent());
 111                 childMappingEntry.getValue().toXml(objectName, innerChildRbeOns, document,
 112                         runtimeInstanceIndex, innerXml, namespace);
 113                 xml.appendChild(innerXml);
 114             }
 115         }
 116
 117         return xml;
 118     }
 119
 120 }