opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/DatastoreContextIntrospectorFactory.java

   1 /*
   2  * Copyright (c) 2018 Inocybe Technologies 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.cluster.datastore;
   9
  10 import com.google.common.annotations.VisibleForTesting;
  11 import javassist.ClassPool;
  12 import org.opendaylight.mdsal.binding.dom.codec.api.BindingNormalizedNodeSerializer;
  13 import org.opendaylight.mdsal.binding.dom.codec.gen.impl.StreamWriterGenerator;
  14 import org.opendaylight.mdsal.binding.dom.codec.impl.BindingNormalizedNodeCodecRegistry;
  15 import org.opendaylight.mdsal.binding.generator.api.ClassLoadingStrategy;
  16 import org.opendaylight.mdsal.binding.generator.util.BindingRuntimeContext;
  17 import org.opendaylight.mdsal.binding.generator.util.JavassistUtils;
  18 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  19 import org.opendaylight.mdsal.dom.api.DOMSchemaService;
  20
  21 /**
  22  * Factory for creating DatastoreContextIntrospector instances.
  23  *
  24  * @author Thomas Pantelis
  25  */
  26 public class DatastoreContextIntrospectorFactory {
  27     private final DOMSchemaService schemaService;
  28     private final ClassLoadingStrategy classLoadingStrategy;
  29
  30     public DatastoreContextIntrospectorFactory(DOMSchemaService schemaService,
  31             ClassLoadingStrategy classLoadingStrategy) {
  32         this.schemaService = schemaService;
  33         this.classLoadingStrategy = classLoadingStrategy;
  34     }
  35
  36     public DatastoreContextIntrospector newInstance(LogicalDatastoreType datastoreType) {
  37         return new DatastoreContextIntrospector(DatastoreContext.newBuilder()
  38                 .logicalStoreType(datastoreType).tempFileDirectory("./data").build(), newBindingSerializer());
  39     }
  40
  41     @VisibleForTesting
  42     DatastoreContextIntrospector newInstance(DatastoreContext context) {
  43         return new DatastoreContextIntrospector(context, newBindingSerializer());
  44     }
  45
  46     private BindingNormalizedNodeSerializer newBindingSerializer() {
  47         BindingNormalizedNodeCodecRegistry codecRegistry = new BindingNormalizedNodeCodecRegistry(
  48                 StreamWriterGenerator.create(JavassistUtils.forClassPool(ClassPool.getDefault())));
  49         codecRegistry.onBindingRuntimeContextUpdated(BindingRuntimeContext.create(classLoadingStrategy,
  50                 schemaService.getGlobalContext()));
  51         return codecRegistry;
  52     }
  53 }