hwvtepsouthbound/hwvtepsouthbound-impl/src/main/java/org/opendaylight/ovsdb/hwvtepsouthbound/transactions/md/LogicalSwitchRemoveCommand.java

   1 /*
   2  * Copyright (c) 2015 Ericsson India Global Services Pvt Ltd. 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.ovsdb.hwvtepsouthbound.transactions.md;
  10
  11 import java.util.Collection;
  12 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  13 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  14 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepConnectionInstance;
  15 import org.opendaylight.ovsdb.hwvtepsouthbound.HwvtepSouthboundMapper;
  16 import org.opendaylight.ovsdb.lib.message.TableUpdates;
  17 import org.opendaylight.ovsdb.lib.schema.DatabaseSchema;
  18 import org.opendaylight.ovsdb.lib.schema.typed.TyperUtils;
  19 import org.opendaylight.ovsdb.schema.hardwarevtep.LogicalSwitch;
  20 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepPhysicalSwitchRef;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.Switches;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.hwvtep.global.attributes.SwitchesKey;
  24 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  25 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  26 import org.slf4j.Logger;
  27 import org.slf4j.LoggerFactory;
  28
  29 public class LogicalSwitchRemoveCommand extends AbstractTransactionCommand {
  30
  31     private static final Logger LOG = LoggerFactory.getLogger(LogicalSwitchRemoveCommand.class);
  32
  33     public LogicalSwitchRemoveCommand(HwvtepConnectionInstance key, TableUpdates updates,
  34             DatabaseSchema dbSchema) {
  35         super(key, updates, dbSchema);
  36     }
  37
  38     @Override
  39     public void execute(ReadWriteTransaction transaction) {
  40         Collection<LogicalSwitch> deletedLSRows = TyperUtils.extractRowsRemoved(LogicalSwitch.class, getUpdates(),getDbSchema()).values();
  41         if(deletedLSRows != null && !deletedLSRows.isEmpty()) {
  42             for (LogicalSwitch lSwitch : deletedLSRows) {
  43                 InstanceIdentifier<Node> nodeIid = HwvtepSouthboundMapper.createInstanceIdentifier(
  44                                 getOvsdbConnectionInstance(), lSwitch);
  45                 /*
  46                  * TODO:
  47                  * Once hwvtep.yang is modified, replace HwvtepPhysicalSwitchRef with appropriate
  48                  * class [HWvtepSwitchRef].
  49                  */
  50                 InstanceIdentifier<Switches> switchIid = getOvsdbConnectionInstance().getInstanceIdentifier()
  51                                 .augmentation(HwvtepGlobalAugmentation.class)
  52                                 .child(Switches.class, new SwitchesKey(new HwvtepPhysicalSwitchRef(nodeIid)));
  53                         // TODO handle removal of reference to managed switch from model
  54                         transaction.delete(LogicalDatastoreType.OPERATIONAL, nodeIid);
  55                         transaction.delete(LogicalDatastoreType.OPERATIONAL, switchIid);
  56             }
  57         }
  58     }
  59
  60 }