001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hbase.io.hfile.bucket;
019
020import java.io.IOException;
021import org.apache.yetus.audience.InterfaceAudience;
022
023/**
024 * Thrown by {@link BucketAllocator#allocateBlock(int)} when cache is full for the requested size
025 */
026@InterfaceAudience.Private
027public class CacheFullException extends IOException {
028  private static final long serialVersionUID = 3265127301824638920L;
029  private int requestedSize, bucketIndex;
030
031  CacheFullException(int requestedSize, int bucketIndex) {
032    super();
033    this.requestedSize = requestedSize;
034    this.bucketIndex = bucketIndex;
035  }
036
037  public int bucketIndex() {
038    return bucketIndex;
039  }
040
041  public int requestedSize() {
042    return requestedSize;
043  }
044
045  @Override
046  public String toString() {
047    StringBuilder sb = new StringBuilder(1024);
048    sb.append("Allocator requested size ").append(requestedSize);
049    sb.append(" for bucket ").append(bucketIndex);
050    return sb.toString();
051  }
052}