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Shaded version of Apache Hadoop for Presto

There is a newer version: 3.2.0-9

/*
 * *
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 * /
 */

package org.apache.hadoop.util.concurrent;

import io.prestosql.hadoop.$internal.org.slf4j.Logger;
import io.prestosql.hadoop.$internal.org.slf4j.LoggerFactory;

import java.util.concurrent.RejectedExecutionHandler;
import java.util.concurrent.ScheduledThreadPoolExecutor;
import java.util.concurrent.ThreadFactory;

/** An extension of ScheduledThreadPoolExecutor that provides additional
 * functionality. */
public class HadoopScheduledThreadPoolExecutor extends
    ScheduledThreadPoolExecutor {

  private static final Logger LOG = LoggerFactory
      .getLogger(HadoopScheduledThreadPoolExecutor.class);

  public HadoopScheduledThreadPoolExecutor(int corePoolSize) {
    super(corePoolSize);
  }

  public HadoopScheduledThreadPoolExecutor(int corePoolSize,
      ThreadFactory threadFactory) {
    super(corePoolSize, threadFactory);
  }

  public HadoopScheduledThreadPoolExecutor(int corePoolSize,
      RejectedExecutionHandler handler) {
    super(corePoolSize, handler);
  }

  public HadoopScheduledThreadPoolExecutor(int corePoolSize,
      ThreadFactory threadFactory,
      RejectedExecutionHandler handler) {
    super(corePoolSize, threadFactory, handler);
  }

  @Override
  protected void beforeExecute(Thread t, Runnable r) {
    if (LOG.isDebugEnabled()) {
      LOG.debug("beforeExecute in thread: " + Thread.currentThread()
          .getName() + ", runnable type: " + r.getClass().getName());
    }
  }

  @Override
  protected void afterExecute(Runnable r, Throwable t) {
    super.afterExecute(r, t);
    ExecutorHelper.logThrowableFromAfterExecute(r, t);
  }
}