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/**
 * 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.hive.shims;

import org.apache.log4j.Appender;
import org.apache.log4j.AppenderSkeleton;
import org.apache.log4j.Layout;
import org.apache.log4j.spi.ErrorHandler;
import org.apache.log4j.spi.Filter;
import org.apache.log4j.spi.LoggingEvent;
import org.apache.log4j.spi.OptionHandler;

public class HiveEventCounter implements Appender, OptionHandler {

  AppenderSkeleton hadoopEventCounter;

  public HiveEventCounter() {
    hadoopEventCounter = ShimLoader.getEventCounter();
  }

  @Override
  public void close() {
    hadoopEventCounter.close();
  }

  @Override
  public boolean requiresLayout() {
    return hadoopEventCounter.requiresLayout();
  }

  @Override
  public void addFilter(Filter filter) {
    hadoopEventCounter.addFilter(filter);
  }

  @Override
  public void clearFilters() {
    hadoopEventCounter.clearFilters();
  }

  @Override
  public void doAppend(LoggingEvent event) {
    hadoopEventCounter.doAppend(event);
  }

  @Override
  public ErrorHandler getErrorHandler() {
    return hadoopEventCounter.getErrorHandler();
  }

  @Override
  public Filter getFilter() {
    return hadoopEventCounter.getFilter();
  }

  @Override
  public Layout getLayout() {
    return hadoopEventCounter.getLayout();
  }

  @Override
  public String getName() {
    return hadoopEventCounter.getName();
  }

  @Override
  public void setErrorHandler(ErrorHandler handler) {
    hadoopEventCounter.setErrorHandler(handler);
  }

  @Override
  public void setLayout(Layout layout) {
    hadoopEventCounter.setLayout(layout);
  }

  @Override
  public void setName(String name) {
    hadoopEventCounter.setName(name);
  }

  @Override
  public void activateOptions() {
    hadoopEventCounter.activateOptions();
  }

}