| /** |
| * 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.namenode.sps; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.classification.InterfaceStability; |
| |
| /** |
| * ItemInfo is a file info object for which need to satisfy the policy. |
| */ |
| @InterfaceAudience.Private |
| @InterfaceStability.Evolving |
| public class ItemInfo { |
| private long startPathId; |
| private long fileId; |
| private int retryCount; |
| |
| public ItemInfo(long startPathId, long fileId) { |
| this.startPathId = startPathId; |
| this.fileId = fileId; |
| // set 0 when item is getting added first time in queue. |
| this.retryCount = 0; |
| } |
| |
| public ItemInfo(final long startPathId, final long fileId, |
| final int retryCount) { |
| this.startPathId = startPathId; |
| this.fileId = fileId; |
| this.retryCount = retryCount; |
| } |
| |
| /** |
| * Returns the start path of the current file. This indicates that SPS |
| * was invoked on this path. |
| */ |
| public long getStartPath() { |
| return startPathId; |
| } |
| |
| /** |
| * Returns the file for which needs to satisfy the policy. |
| */ |
| public long getFile() { |
| return fileId; |
| } |
| |
| /** |
| * Returns true if the tracking path is a directory, false otherwise. |
| */ |
| public boolean isDir() { |
| return !(startPathId == fileId); |
| } |
| |
| /** |
| * Get the attempted retry count of the block for satisfy the policy. |
| */ |
| public int getRetryCount() { |
| return retryCount; |
| } |
| |
| /** |
| * Increments the retry count. |
| */ |
| public void increRetryCount() { |
| this.retryCount++; |
| } |
| } |