content: /*
   *
   * 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.bookkeeper.common.collections;
  
  import java.util.concurrent.BlockingQueue;
  import java.util.concurrent.TimeUnit;
  
  public interface BatchedBlockingQueue<T> extends BlockingQueue<T> {
      void putAll(T[] a, int offset, int len) throws InterruptedException;
  
      /**
       * Drain the queue into an array.
       * Wait if there are no items in the queue.
       *
       * @param array
       * @return
       * @throws InterruptedException
       */
      int takeAll(T[] array) throws InterruptedException;
  
      /**
       * Removes multiple items from the queue.
       *
       * The method returns when either:
       *  1. At least one item is available
       *  2. The timeout expires
       *
       *
       * @param array
       * @param timeout
       * @param unit
       * @return
       * @throws InterruptedException
       */
      int pollAll(T[] array, long timeout, TimeUnit unit) throws InterruptedException;
  
  }
  