| /** |
| * 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.hdfs.server.protocol; |
| |
| import org.apache.hadoop.hdfs.protocol.Block; |
| |
| /** |
| * A data structure to store the blocks in an incremental block report. |
| */ |
| public class ReceivedDeletedBlockInfo { |
| Block block; |
| BlockStatus status; |
| String delHints; |
| |
| public static enum BlockStatus { |
| RECEIVING_BLOCK(1), |
| RECEIVED_BLOCK(2), |
| DELETED_BLOCK(3); |
| |
| private final int code; |
| BlockStatus(int code) { |
| this.code = code; |
| } |
| |
| public int getCode() { |
| return code; |
| } |
| |
| public static BlockStatus fromCode(int code) { |
| for (BlockStatus bs : BlockStatus.values()) { |
| if (bs.code == code) { |
| return bs; |
| } |
| } |
| return null; |
| } |
| } |
| |
| public ReceivedDeletedBlockInfo() { |
| } |
| |
| public ReceivedDeletedBlockInfo( |
| Block blk, BlockStatus status, String delHints) { |
| this.block = blk; |
| this.status = status; |
| this.delHints = delHints; |
| } |
| |
| public Block getBlock() { |
| return this.block; |
| } |
| |
| public void setBlock(Block blk) { |
| this.block = blk; |
| } |
| |
| public String getDelHints() { |
| return this.delHints; |
| } |
| |
| public void setDelHints(String hints) { |
| this.delHints = hints; |
| } |
| |
| public BlockStatus getStatus() { |
| return status; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (!(o instanceof ReceivedDeletedBlockInfo)) { |
| return false; |
| } |
| ReceivedDeletedBlockInfo other = (ReceivedDeletedBlockInfo) o; |
| return this.block.equals(other.getBlock()) |
| && this.status == other.status |
| && this.delHints != null |
| && this.delHints.equals(other.delHints); |
| } |
| |
| @Override |
| public int hashCode() { |
| assert false : "hashCode not designed"; |
| return 0; |
| } |
| |
| public boolean blockEquals(Block b) { |
| return this.block.equals(b); |
| } |
| |
| public boolean isDeletedBlock() { |
| return status == BlockStatus.DELETED_BLOCK; |
| } |
| |
| @Override |
| public String toString() { |
| return block.toString() + ", status: " + status + |
| ", delHint: " + delHints; |
| } |
| } |