applications/old-notification-supplier/src/main/java/org/opendaylight/openflowplugin/applications/old/notification/supplier/OldNotifProviderImpl.java

   1 /*
   2  * Copyright (c) 2015 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.openflowplugin.applications.old.notification.supplier;
  10
  11 import com.google.common.annotations.VisibleForTesting;
  12 import com.google.common.base.Preconditions;
  13 import java.util.ArrayList;
  14 import java.util.Arrays;
  15 import java.util.List;
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.controller.sal.binding.api.NotificationProviderService;
  18 import org.opendaylight.openflowplugin.applications.old.notification.supplier.impl.NodeConnectorNotificationSupplierImpl;
  19 import org.opendaylight.openflowplugin.applications.old.notification.supplier.impl.NodeNotificationSupplierImpl;
  20 import org.opendaylight.openflowplugin.applications.old.notification.supplier.tools.OldNotifProviderConfig;
  21 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNode;
  22 import org.opendaylight.yang.gen.v1.urn.opendaylight.flow.inventory.rev130819.FlowCapableNodeConnector;
  23 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorRemoved;
  24 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeConnectorUpdated;
  25 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeRemoved;
  26 import org.opendaylight.yang.gen.v1.urn.opendaylight.inventory.rev130819.NodeUpdated;
  27
  28 /**
  29  * Provider Implementation
  30  */
  31 public class OldNotifProviderImpl implements OldNotifProvider {
  32
  33     private final DataBroker db;
  34     private final OldNotifProviderConfig config;
  35     private final NotificationProviderService nps;
  36
  37     /* Supplier List property help for easy close method implementation and testing */
  38     private List<OldNotifSupplierDefinition<?>> supplierList;
  39     private OldNotifSupplierForItemRoot<FlowCapableNode, NodeUpdated, NodeRemoved> nodeSupp;
  40     private OldNotifSupplierForItemRoot<FlowCapableNodeConnector, NodeConnectorUpdated, NodeConnectorRemoved> connectorSupp;
  41
  42     /**
  43      * Provider constructor set all needed final parameters
  44      *
  45      * @param config - Configuration Object
  46      * @param nps - notifProviderService
  47      * @param db - dataBroker
  48      */
  49     public OldNotifProviderImpl(final OldNotifProviderConfig config,
  50             final NotificationProviderService nps, final DataBroker db) {
  51         this.config = Preconditions.checkNotNull(config);
  52         this.db = Preconditions.checkNotNull(db);
  53         this.nps = Preconditions.checkNotNull(nps);
  54     }
  55
  56     @Override
  57     public void start() {
  58         nodeSupp = new NodeNotificationSupplierImpl(nps, db);
  59         connectorSupp = new NodeConnectorNotificationSupplierImpl(nps, db);
  60
  61         supplierList = new ArrayList<>(Arrays.<OldNotifSupplierDefinition<?>> asList(nodeSupp, connectorSupp));
  62     }
  63
  64     @Override
  65     public void close() throws Exception {
  66         for (OldNotifSupplierDefinition<?> supplier : supplierList) {
  67             if (supplier != null) {
  68                 supplier.close();
  69                 supplier = null;
  70             }
  71         }
  72     }
  73
  74     @VisibleForTesting
  75     List<OldNotifSupplierDefinition<?>> getSupplierList() {
  76         return supplierList;
  77     }
  78 }
  79