opendaylight/md-sal/sal-dom-broker/src/main/java/org/opendaylight/controller/config/yang/md/sal/dom/impl/DomInmemoryDataBrokerModule.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.config.yang.md.sal.dom.impl;
   9
  10 import java.util.concurrent.Executors;
  11
  12 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  13 import org.opendaylight.controller.md.sal.dom.broker.impl.DOMDataBrokerImpl;
  14 import org.opendaylight.controller.md.sal.dom.store.impl.InMemoryDOMDataStore;
  15 import org.opendaylight.controller.sal.core.spi.data.DOMStore;
  16
  17 import com.google.common.collect.ImmutableMap;
  18 import com.google.common.util.concurrent.ListeningExecutorService;
  19 import com.google.common.util.concurrent.MoreExecutors;
  20
  21 /**
  22 *
  23 */
  24 public final class DomInmemoryDataBrokerModule extends
  25         org.opendaylight.controller.config.yang.md.sal.dom.impl.AbstractDomInmemoryDataBrokerModule {
  26
  27     public DomInmemoryDataBrokerModule(final org.opendaylight.controller.config.api.ModuleIdentifier identifier,
  28             final org.opendaylight.controller.config.api.DependencyResolver dependencyResolver) {
  29         super(identifier, dependencyResolver);
  30     }
  31
  32     public DomInmemoryDataBrokerModule(final org.opendaylight.controller.config.api.ModuleIdentifier identifier,
  33             final org.opendaylight.controller.config.api.DependencyResolver dependencyResolver,
  34             final DomInmemoryDataBrokerModule oldModule, final java.lang.AutoCloseable oldInstance) {
  35
  36         super(identifier, dependencyResolver, oldModule, oldInstance);
  37     }
  38
  39     @Override
  40     protected void customValidation() {
  41         // Add custom validation for module attributes here.
  42     }
  43
  44     @Override
  45     public java.lang.AutoCloseable createInstance() {
  46         ListeningExecutorService storeExecutor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(2));
  47         //Initializing Operational DOM DataStore defaulting to InMemoryDOMDataStore if one is not configured
  48         DOMStore operStore =  getOperationalDataStoreDependency();
  49         if(operStore == null){
  50            //we will default to InMemoryDOMDataStore creation
  51           operStore = new InMemoryDOMDataStore("DOM-OPER", storeExecutor);
  52           //here we will register the SchemaContext listener
  53           getSchemaServiceDependency().registerSchemaServiceListener((InMemoryDOMDataStore)operStore);
  54         }
  55
  56         DOMStore configStore = getConfigDataStoreDependency();
  57         if(configStore == null){
  58            //we will default to InMemoryDOMDataStore creation
  59            configStore = new InMemoryDOMDataStore("DOM-CFG", storeExecutor);
  60           //here we will register the SchemaContext listener
  61           getSchemaServiceDependency().registerSchemaServiceListener((InMemoryDOMDataStore)configStore);
  62         }
  63         ImmutableMap<LogicalDatastoreType, DOMStore> datastores = ImmutableMap
  64                 .<LogicalDatastoreType, DOMStore> builder().put(LogicalDatastoreType.OPERATIONAL, operStore)
  65                 .put(LogicalDatastoreType.CONFIGURATION, configStore).build();
  66
  67         DOMDataBrokerImpl newDataBroker = new DOMDataBrokerImpl(datastores, MoreExecutors.listeningDecorator(Executors.newSingleThreadExecutor()));
  68
  69         return newDataBroker;
  70     }
  71 }