opendaylight/md-sal/sal-distributed-datastore/src/main/java/org/opendaylight/controller/cluster/datastore/TransactionChainProxy.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
   9 package org.opendaylight.controller.cluster.datastore;
  10
  11 import org.opendaylight.controller.cluster.datastore.utils.ActorContext;
  12 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadTransaction;
  13 import org.opendaylight.controller.sal.core.spi.data.DOMStoreReadWriteTransaction;
  14 import org.opendaylight.controller.sal.core.spi.data.DOMStoreTransactionChain;
  15 import org.opendaylight.controller.sal.core.spi.data.DOMStoreWriteTransaction;
  16 import org.opendaylight.yangtools.yang.model.api.SchemaContext;
  17
  18 import com.google.common.util.concurrent.ListeningExecutorService;
  19
  20 /**
  21  * TransactionChainProxy acts as a proxy for a DOMStoreTransactionChain created on a remote shard
  22  */
  23 public class TransactionChainProxy implements DOMStoreTransactionChain{
  24     private final ActorContext actorContext;
  25     private final ListeningExecutorService transactionExecutor;
  26     private final SchemaContext schemaContext;
  27
  28     public TransactionChainProxy(ActorContext actorContext, ListeningExecutorService transactionExecutor,
  29             SchemaContext schemaContext) {
  30         this.actorContext = actorContext;
  31         this.transactionExecutor = transactionExecutor;
  32         this.schemaContext = schemaContext;
  33     }
  34
  35     @Override
  36     public DOMStoreReadTransaction newReadOnlyTransaction() {
  37         return new TransactionProxy(actorContext,
  38             TransactionProxy.TransactionType.READ_ONLY, transactionExecutor, schemaContext);
  39     }
  40
  41     @Override
  42     public DOMStoreReadWriteTransaction newReadWriteTransaction() {
  43         return new TransactionProxy(actorContext,
  44             TransactionProxy.TransactionType.WRITE_ONLY, transactionExecutor, schemaContext);
  45     }
  46
  47     @Override
  48     public DOMStoreWriteTransaction newWriteOnlyTransaction() {
  49         return new TransactionProxy(actorContext,
  50             TransactionProxy.TransactionType.READ_WRITE, transactionExecutor, schemaContext);
  51     }
  52
  53     @Override
  54     public void close() {
  55         // FIXME : The problem here is don't know which shard the transaction chain is to be created on ???
  56         throw new UnsupportedOperationException("close - not sure what to do here?");
  57     }
  58 }