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     */
018    package org.apache.hadoop.hdfs.server.protocol;
019    
020    /**
021     * Utilization report for a Datanode storage
022     */
023    public class StorageReport {
024      private final DatanodeStorage storage;
025      private final boolean failed;
026      private final long capacity;
027      private final long dfsUsed;
028      private final long remaining;
029      private final long blockPoolUsed;
030    
031      public static final StorageReport[] EMPTY_ARRAY = {};
032      
033      public StorageReport(DatanodeStorage storage, boolean failed,
034          long capacity, long dfsUsed, long remaining, long bpUsed) {
035        this.storage = storage;
036        this.failed = failed;
037        this.capacity = capacity;
038        this.dfsUsed = dfsUsed;
039        this.remaining = remaining;
040        this.blockPoolUsed = bpUsed;
041      }
042    
043      public DatanodeStorage getStorage() {
044        return storage;
045      }
046    
047      public boolean isFailed() {
048        return failed;
049      }
050    
051      public long getCapacity() {
052        return capacity;
053      }
054    
055      public long getDfsUsed() {
056        return dfsUsed;
057      }
058    
059      public long getRemaining() {
060        return remaining;
061      }
062    
063      public long getBlockPoolUsed() {
064        return blockPoolUsed;
065      }
066    }