elanmanager/impl/src/main/java/org/opendaylight/netvirt/elan/l2gw/ha/handlers/OpNodeUpdatedHandler.java

   1 /*
   2  * Copyright (c) 2016 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 package org.opendaylight.netvirt.elan.l2gw.ha.handlers;
   9
  10 import org.opendaylight.controller.md.sal.binding.api.DataObjectModification;
  11 import org.opendaylight.controller.md.sal.binding.api.ReadWriteTransaction;
  12 import org.opendaylight.controller.md.sal.common.api.data.ReadFailedException;
  13 import org.opendaylight.netvirt.elan.l2gw.ha.HwvtepHAUtil;
  14 import org.opendaylight.netvirt.elan.l2gw.ha.merge.GlobalAugmentationMerger;
  15 import org.opendaylight.netvirt.elan.l2gw.ha.merge.GlobalNodeMerger;
  16 import org.opendaylight.netvirt.elan.l2gw.ha.merge.PSAugmentationMerger;
  17 import org.opendaylight.netvirt.elan.l2gw.ha.merge.PSNodeMerger;
  18 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.HwvtepGlobalAugmentation;
  19 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.ovsdb.hwvtep.rev150901.PhysicalSwitchAugmentation;
  20 import org.opendaylight.yang.gen.v1.urn.tbd.params.xml.ns.yang.network.topology.rev131021.network.topology.topology.Node;
  21 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  22
  23 public class OpNodeUpdatedHandler {
  24
  25     GlobalAugmentationMerger globalAugmentationMerger = GlobalAugmentationMerger.getInstance();
  26     PSAugmentationMerger psAugmentationMerger     = PSAugmentationMerger.getInstance();
  27     GlobalNodeMerger globalNodeMerger         = GlobalNodeMerger.getInstance();
  28     PSNodeMerger psNodeMerger             = PSNodeMerger.getInstance();
  29
  30     /**
  31      * Copy HA ps node update to HA child ps node of operational data tree.
  32      *
  33      * @param updatedSrcPSNode Updated HA child ps node
  34      * @param origSrcPSNode Original HA ps node
  35      * @param haPath HA node path
  36      * @param mod the data object modification
  37      * @param tx Transaction
  38      * @throws ReadFailedException  Exception thrown if read fails
  39      */
  40     public void copyChildPsOpUpdateToHAParent(Node updatedSrcPSNode,
  41                                               Node origSrcPSNode,
  42                                               InstanceIdentifier<Node> haPath,
  43                                               DataObjectModification<Node> mod,
  44                                               ReadWriteTransaction tx) throws ReadFailedException {
  45
  46         InstanceIdentifier<Node> haPSPath = HwvtepHAUtil.convertPsPath(updatedSrcPSNode, haPath);
  47
  48         psAugmentationMerger.mergeOpUpdate(haPSPath,
  49                 mod.getModifiedAugmentation(PhysicalSwitchAugmentation.class), tx);
  50         psNodeMerger.mergeOpUpdate(haPSPath, mod, tx);
  51     }
  52
  53     /**
  54      * Copy updated data from HA node to child node of operational data tree.
  55      *
  56      * @param updatedSrcNode Updated HA child node
  57      * @param origSrcNode Original HA node
  58      * @param haPath HA node path
  59      * @param mod the data object modification
  60      * @param tx Transaction
  61      * @throws ReadFailedException  Exception thrown if read fails
  62      */
  63     public void copyChildGlobalOpUpdateToHAParent(Node updatedSrcNode,
  64                                                   Node origSrcNode,
  65                                                   InstanceIdentifier<Node> haPath,
  66                                                   DataObjectModification<Node> mod,
  67                                                   ReadWriteTransaction tx) throws ReadFailedException {
  68
  69         globalAugmentationMerger.mergeOpUpdate(haPath,
  70                 mod.getModifiedAugmentation(HwvtepGlobalAugmentation.class), tx);
  71         globalNodeMerger.mergeOpUpdate(haPath, mod, tx);
  72     }
  73
  74 }