elanmanager/impl/src/main/java/org/opendaylight/netvirt/elan/l2gw/ha/listeners/HAJobScheduler.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.listeners;
   9
  10 import com.google.common.util.concurrent.ThreadFactoryBuilder;
  11 import java.util.concurrent.ExecutorService;
  12 import java.util.concurrent.Executors;
  13 import java.util.concurrent.ThreadFactory;
  14 import org.slf4j.Logger;
  15 import org.slf4j.LoggerFactory;
  16
  17
  18 public final class HAJobScheduler implements Thread.UncaughtExceptionHandler {
  19
  20     private static final Logger LOG = LoggerFactory.getLogger(HAJobScheduler.class);
  21     ExecutorService executorService;
  22
  23     static HAJobScheduler instance = new HAJobScheduler();
  24
  25     private HAJobScheduler() {
  26         ThreadFactory threadFact = new ThreadFactoryBuilder()
  27                 .setNameFormat("hwvtep-ha-task-%d").setUncaughtExceptionHandler(this).build();
  28         executorService = Executors.newSingleThreadScheduledExecutor(threadFact);
  29     }
  30
  31     public static HAJobScheduler getInstance() {
  32         return instance;
  33     }
  34
  35     public void submitJob(Runnable runnable) {
  36         executorService.execute(runnable);
  37     }
  38
  39     @Override
  40     public void uncaughtException(Thread thread, Throwable throwable) {
  41         LOG.error("Failed to execute task", throwable);
  42     }
  43 }