neutronvpn/neutronvpn-api/src/main/java/org/opendaylight/vpnservice/neutronvpn/api/l2gw/utils/L2GatewayCacheUtils.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.vpnservice.neutronvpn.api.l2gw.utils;
   9
  10 import java.util.concurrent.ConcurrentMap;
  11
  12 import org.opendaylight.vpnservice.neutronvpn.api.l2gw.L2GatewayDevice;
  13 import org.opendaylight.vpnservice.utils.cache.CacheUtil;
  14
  15 public class L2GatewayCacheUtils {
  16     public static final String L2GATEWAY_CACHE_NAME = "L2GW";
  17
  18     public static void createL2DeviceCache() {
  19         if (CacheUtil.getCache(L2GatewayCacheUtils.L2GATEWAY_CACHE_NAME) == null) {
  20             CacheUtil.createCache(L2GatewayCacheUtils.L2GATEWAY_CACHE_NAME);
  21         }
  22     }
  23
  24     public static void addL2DeviceToCache(String devicename, L2GatewayDevice l2GwDevice) {
  25         ConcurrentMap<String, L2GatewayDevice> cachedMap = (ConcurrentMap<String, L2GatewayDevice>) CacheUtil
  26                 .getCache(L2GatewayCacheUtils.L2GATEWAY_CACHE_NAME);
  27         cachedMap.put(devicename, l2GwDevice);
  28     }
  29
  30     public static L2GatewayDevice removeL2DeviceFromCache(String devicename) {
  31         ConcurrentMap<String, L2GatewayDevice> cachedMap = (ConcurrentMap<String, L2GatewayDevice>) CacheUtil
  32                 .getCache(L2GatewayCacheUtils.L2GATEWAY_CACHE_NAME);
  33         return cachedMap.remove(devicename);
  34     }
  35
  36     public static L2GatewayDevice getL2DeviceFromCache(String devicename) {
  37         ConcurrentMap<String, L2GatewayDevice> cachedMap = (ConcurrentMap<String, L2GatewayDevice>) CacheUtil
  38                 .getCache(L2GatewayCacheUtils.L2GATEWAY_CACHE_NAME);
  39         return cachedMap.get(devicename);
  40     }
  41 }