ceph/src/java/java/com/ceph/fs/CephFileExtent.java

   1 /*
   2  * Permission is hereby granted, free of charge, to any person obtaining a
   3  * copy of this software and associated documentation files (the "Software"),
   4  * to deal in the Software without restriction, including without limitation
   5  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   6  * and/or sell copies of the Software, and to permit persons to whom the
   7  * Software is furnished to do so, subject to the following conditions:
   8  *
   9  * The above copyright notice and this permission notice shall be included in
  10  * all copies or substantial portions of the Software.
  11  *
  12  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  13  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  14  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
  15  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  16  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  17  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  18  * DEALINGS IN THE SOFTWARE.
  19  */
  20 package com.ceph.fs;
  21
  22 import java.util.Arrays;
  23
  24 /**
  25  * Holds information about a file extent in CephFS.
  26  */
  27 public class CephFileExtent {
  28   private long offset;
  29   private long length;
  30   private int[] osds;
  31
  32   CephFileExtent(long offset, long length, int[] osds) {
  33     this.offset = offset;
  34     this.length = length;
  35     this.osds = osds;
  36   }
  37
  38   /**
  39    * Get starting offset of extent.
  40    */
  41   public long getOffset() {
  42     return offset;
  43   }
  44
  45   /**
  46    * Get length of extent.
  47    */
  48   public long getLength() {
  49     return length;
  50   }
  51
  52   /**
  53    * Get list of OSDs with this extent.
  54    */
  55   public int[] getOSDs() {
  56     return osds;
  57   }
  58
  59   /**
  60    * Pretty print.
  61    */
  62   public String toString() {
  63     return "extent[" + offset + "," + length + ","
  64       + Arrays.toString(osds) + "]";
  65   }
  66 }