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