opendaylight/md-sal/sal-binding-broker/src/main/java/org/opendaylight/controller/md/sal/binding/compat/HydrogenDataChangeEvent.java

   1 /*
   2  * Copyright (c) 2014 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 package org.opendaylight.controller.md.sal.binding.compat;
   9
  10 import java.util.Collections;
  11 import java.util.HashMap;
  12 import java.util.Map;
  13 import java.util.Set;
  14
  15 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
  16 import org.opendaylight.controller.md.sal.common.api.data.DataChangeEvent;
  17 import org.opendaylight.yangtools.yang.binding.DataObject;
  18 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  19
  20 @Deprecated
  21 public abstract class HydrogenDataChangeEvent implements
  22         DataChangeEvent<InstanceIdentifier<? extends DataObject>, DataObject> {
  23
  24     private HydrogenDataChangeEvent() {
  25     }
  26
  27     public static final DataChangeEvent<InstanceIdentifier<?>, DataObject> createOperational(
  28             final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
  29         return new OperationalChangeEvent(change);
  30     }
  31
  32     public static final DataChangeEvent<InstanceIdentifier<?>, DataObject> createConfiguration(
  33             final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
  34         return new ConfigurationChangeEvent(change);
  35     }
  36
  37     @Override
  38     public Map<InstanceIdentifier<?>, DataObject> getCreatedOperationalData() {
  39         return Collections.emptyMap();
  40     }
  41
  42     @Override
  43     public Map<InstanceIdentifier<?>, DataObject> getCreatedConfigurationData() {
  44         return Collections.emptyMap();
  45     }
  46
  47     @Override
  48     public Map<InstanceIdentifier<?>, DataObject> getUpdatedOperationalData() {
  49         return Collections.emptyMap();
  50     }
  51
  52     @Override
  53     public Map<InstanceIdentifier<?>, DataObject> getUpdatedConfigurationData() {
  54         return Collections.emptyMap();
  55     }
  56
  57     @Override
  58     public Set<InstanceIdentifier<?>> getRemovedConfigurationData() {
  59         return Collections.emptySet();
  60     }
  61
  62     @Override
  63     public Set<InstanceIdentifier<?>> getRemovedOperationalData() {
  64         return Collections.emptySet();
  65     }
  66
  67     @Override
  68     public Map<InstanceIdentifier<?>, DataObject> getOriginalConfigurationData() {
  69         return Collections.emptyMap();
  70     }
  71
  72     @Override
  73     public Map<InstanceIdentifier<?>, DataObject> getOriginalOperationalData() {
  74         return Collections.emptyMap();
  75     }
  76
  77     @Override
  78     public DataObject getOriginalConfigurationSubtree() {
  79         return null;
  80     }
  81
  82     @Override
  83     public DataObject getOriginalOperationalSubtree() {
  84         return null;
  85     }
  86
  87     @Override
  88     public DataObject getUpdatedConfigurationSubtree() {
  89         return null;
  90     }
  91
  92     @Override
  93     public DataObject getUpdatedOperationalSubtree() {
  94         return null;
  95     }
  96
  97     @SuppressWarnings({ "rawtypes", "unchecked" })
  98     private final static class OperationalChangeEvent extends HydrogenDataChangeEvent {
  99
 100         private final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> delegate;
 101         private Map<InstanceIdentifier<?>, DataObject> updatedCache;
 102
 103         public OperationalChangeEvent(final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
 104             this.delegate = change;
 105         }
 106
 107         @Override
 108         public Map<InstanceIdentifier<?>, DataObject> getCreatedOperationalData() {
 109             return delegate.getCreatedData();
 110         }
 111
 112         @Override
 113         public Set<InstanceIdentifier<?>> getRemovedOperationalData() {
 114             return delegate.getRemovedPaths();
 115         }
 116
 117         @Override
 118         public DataObject getOriginalOperationalSubtree() {
 119             return delegate.getOriginalSubtree();
 120         }
 121
 122         @Override
 123         public DataObject getUpdatedOperationalSubtree() {
 124             return delegate.getUpdatedSubtree();
 125         }
 126
 127         @Override
 128         public Map<InstanceIdentifier<?>, DataObject> getOriginalOperationalData() {
 129             return (Map) delegate.getOriginalData();
 130         }
 131
 132         @Override
 133         public Map<InstanceIdentifier<?>, DataObject> getUpdatedOperationalData() {
 134             if(updatedCache == null) {
 135                 Map<InstanceIdentifier<?>, DataObject> created = delegate.getCreatedData();
 136                 Map<InstanceIdentifier<?>, DataObject> updated = delegate.getUpdatedData();
 137                 HashMap<InstanceIdentifier<?>, DataObject> updatedComposite = new HashMap<>(created.size() + updated.size());
 138                 updatedComposite.putAll(created);
 139                 updatedComposite.putAll(updated);
 140                 updatedCache = Collections.unmodifiableMap(updatedComposite);
 141             }
 142             return updatedCache;
 143         }
 144
 145         @Override
 146         public String toString() {
 147             return "OperationalChangeEvent [delegate=" + delegate + "]";
 148         }
 149
 150     }
 151
 152     @SuppressWarnings({ "rawtypes", "unchecked" })
 153     private final static class ConfigurationChangeEvent extends HydrogenDataChangeEvent {
 154
 155         private final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> delegate;
 156         private Map<InstanceIdentifier<?>, DataObject> updatedCache;
 157
 158         public ConfigurationChangeEvent(final AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> change) {
 159             this.delegate = change;
 160         }
 161
 162         @Override
 163         public Map<InstanceIdentifier<?>, DataObject> getCreatedConfigurationData() {
 164             return delegate.getCreatedData();
 165         }
 166
 167         @Override
 168         public Set<InstanceIdentifier<?>> getRemovedConfigurationData() {
 169             return delegate.getRemovedPaths();
 170         }
 171
 172         @Override
 173         public DataObject getOriginalConfigurationSubtree() {
 174             return delegate.getOriginalSubtree();
 175         }
 176
 177         @Override
 178         public DataObject getUpdatedConfigurationSubtree() {
 179             return delegate.getUpdatedSubtree();
 180         }
 181
 182         @Override
 183         public Map<InstanceIdentifier<?>, DataObject> getOriginalConfigurationData() {
 184             return (Map) delegate.getOriginalData();
 185         }
 186
 187         @Override
 188         public Map<InstanceIdentifier<?>, DataObject> getUpdatedConfigurationData() {
 189             if(updatedCache == null) {
 190                 Map<InstanceIdentifier<?>, DataObject> created = delegate.getCreatedData();
 191                 Map<InstanceIdentifier<?>, DataObject> updated = delegate.getUpdatedData();
 192                 HashMap<InstanceIdentifier<?>, DataObject> updatedComposite = new HashMap<>(created.size() + updated.size());
 193                 updatedComposite.putAll(created);
 194                 updatedComposite.putAll(updated);
 195                 updatedCache = Collections.unmodifiableMap(updatedComposite);
 196             }
 197             return updatedCache;
 198         }
 199
 200         @Override
 201         public String toString() {
 202             return "ConfigurationChangeEvent [delegate=" + delegate + "]";
 203         }
 204
 205     }
 206
 207 }