southbound/southbound-impl/src/main/java/org/opendaylight/ovsdb/southbound/ovsdb/transact/TransactInvokerImpl.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.ovsdb.southbound.ovsdb.transact;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import java.util.Collection;
  12 import java.util.List;
  13 import java.util.concurrent.CancellationException;
  14 import java.util.concurrent.ExecutionException;
  15
  16 import org.opendaylight.controller.md.sal.binding.api.DataTreeModification;
  17 import org.opendaylight.controller.md.sal.common.api.data.AsyncDataChangeEvent;
  18 import org.opendaylight.ovsdb.lib.operations.OperationResult;
  19 import org.opendaylight.ovsdb.lib.operations.TransactionBuilder;
  20 import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
  21 import org.opendaylight.ovsdb.southbound.InstanceIdentifierCodec;
  22 import org.opendaylight.ovsdb.southbound.OvsdbConnectionInstance;
  23 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  24 import org.opendaylight.yangtools.yang.binding.DataObject;
  25 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  26 import org.slf4j.Logger;
  27 import org.slf4j.LoggerFactory;
  28
  29 public class TransactInvokerImpl implements TransactInvoker {
  30     private static final Logger LOG = LoggerFactory.getLogger(TransactInvokerImpl.class);
  31     private OvsdbConnectionInstance connectionInstance;
  32     private DatabaseSchema dbSchema;
  33
  34     public TransactInvokerImpl(OvsdbConnectionInstance connectionInstance, DatabaseSchema dbSchema) {
  35         this.connectionInstance = connectionInstance;
  36         this.dbSchema = dbSchema;
  37     }
  38
  39     @Override
  40     public void invoke(TransactCommand command, BridgeOperationalState state,
  41             AsyncDataChangeEvent<InstanceIdentifier<?>, DataObject> events,
  42             InstanceIdentifierCodec instanceIdentifierCodec) {
  43         TransactionBuilder tb = new TransactionBuilder(connectionInstance.getOvsdbClient(), dbSchema);
  44         command.execute(tb, state, events, instanceIdentifierCodec);
  45         invoke(command, tb);
  46     }
  47
  48     @Override
  49     public void invoke(TransactCommand command, BridgeOperationalState state,
  50             Collection<DataTreeModification<Node>> modifications, InstanceIdentifierCodec instanceIdentifierCodec) {
  51         TransactionBuilder tb = new TransactionBuilder(connectionInstance.getOvsdbClient(), dbSchema);
  52         command.execute(tb, state, modifications, instanceIdentifierCodec);
  53         invoke(command, tb);
  54     }
  55
  56     private void invoke(TransactCommand command, TransactionBuilder tb) {
  57         ListenableFuture<List<OperationResult>> result = tb.execute();
  58         LOG.debug("invoke: command: {}, tb: {}", command, tb);
  59         if (tb.getOperations().size() > 0) {
  60             try {
  61                 if (!result.isCancelled()) {
  62                     List<OperationResult> got = result.get();
  63                     LOG.debug("OVSDB transaction result: {}", got);
  64                 } else {
  65                     LOG.debug("Operation task cancelled for transaction : {}", tb);
  66                 }
  67             } catch (InterruptedException | ExecutionException | CancellationException e) {
  68                 LOG.warn("Transact execution exception: ", e);
  69             }
  70             LOG.trace("invoke exit command: {}, tb: {}", command, tb);
  71         }
  72     }
  73 }