sxp-integration/sxp-ep-provider/src/main/java/org/opendaylight/groupbasedpolicy/sxp/ep/provider/impl/util/L3EPServiceUtil.java

   1 /*
   2  * Copyright (c) 2016 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.groupbasedpolicy.sxp.ep.provider.impl.util;
  10
  11 import com.google.common.util.concurrent.FutureCallback;
  12 import javax.annotation.Nullable;
  13 import org.slf4j.Logger;
  14 import org.slf4j.LoggerFactory;
  15
  16 /**
  17  * Purpose: place for common functionality regarding endpoint tasks
  18  */
  19 public final class L3EPServiceUtil {
  20
  21     private static final Logger LOG = LoggerFactory.getLogger(L3EPServiceUtil.class);
  22
  23     private L3EPServiceUtil() {
  24         throw new IllegalAccessError("constructing util class");
  25     }
  26
  27     public static <O> FutureCallback<O> createFailureLoggingCallback(final String failMessage) {
  28         return new FutureCallback<O>() {
  29             @Override
  30             public void onSuccess(@Nullable final O result) {
  31                 // NOOP
  32             }
  33
  34             @Override
  35             public void onFailure(final Throwable t) {
  36                 LOG.warn(failMessage, t);
  37             }
  38         };
  39     }
  40
  41 }