package org.apache.hadoop.hbase.io.hfile;
import java.lang.ref.WeakReference;
<BUG>import java.nio.ByteBuffer;
import java.util.PriorityQueue;</BUG>
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.locks.ReentrantLock;
import java.util.concurrent.ConcurrentHashMap;

package org.apache.hadoop.hbase.io.hfile;
import java.lang.ref.WeakReference;
import java.nio.ByteBuffer;
import java.util.LinkedList;
import java.util.PriorityQueue;
import java.util.concurrent.atomic.AtomicLong;
import java.util.concurrent.locks.ReentrantLock;
import java.util.concurrent.ConcurrentHashMap;
