ceph/src/rocksdb/java/src/main/java/org/rocksdb/ExternalFileIngestionInfo.java

   1 // Copyright (c) 2011-present, Facebook, Inc.  All rights reserved.
   2 //  This source code is licensed under both the GPLv2 (found in the
   3 //  COPYING file in the root directory) and Apache 2.0 License
   4 //  (found in the LICENSE.Apache file in the root directory).
   5
   6 package org.rocksdb;
   7
   8 import java.util.Objects;
   9
  10 public class ExternalFileIngestionInfo {
  11   private final String columnFamilyName;
  12   private final String externalFilePath;
  13   private final String internalFilePath;
  14   private final long globalSeqno;
  15   private final TableProperties tableProperties;
  16
  17   /**
  18    * Access is package private as this will only be constructed from
  19    * C++ via JNI and for testing.
  20    */
  21   ExternalFileIngestionInfo(final String columnFamilyName, final String externalFilePath,
  22       final String internalFilePath, final long globalSeqno,
  23       final TableProperties tableProperties) {
  24     this.columnFamilyName = columnFamilyName;
  25     this.externalFilePath = externalFilePath;
  26     this.internalFilePath = internalFilePath;
  27     this.globalSeqno = globalSeqno;
  28     this.tableProperties = tableProperties;
  29   }
  30
  31   /**
  32    * Get the name of the column family.
  33    *
  34    * @return the name of the column family.
  35    */
  36   public String getColumnFamilyName() {
  37     return columnFamilyName;
  38   }
  39
  40   /**
  41    * Get the path of the file outside the DB.
  42    *
  43    * @return the path of the file outside the DB.
  44    */
  45   public String getExternalFilePath() {
  46     return externalFilePath;
  47   }
  48
  49   /**
  50    * Get the path of the file inside the DB.
  51    *
  52    * @return the path of the file inside the DB.
  53    */
  54   public String getInternalFilePath() {
  55     return internalFilePath;
  56   }
  57
  58   /**
  59    * Get the global sequence number assigned to keys in this file.
  60    *
  61    * @return the global sequence number.
  62    */
  63   public long getGlobalSeqno() {
  64     return globalSeqno;
  65   }
  66
  67   /**
  68    * Get the Table properties of the table being flushed.
  69    *
  70    * @return the table properties.
  71    */
  72   public TableProperties getTableProperties() {
  73     return tableProperties;
  74   }
  75
  76   @Override
  77   public boolean equals(Object o) {
  78     if (this == o)
  79       return true;
  80     if (o == null || getClass() != o.getClass())
  81       return false;
  82     ExternalFileIngestionInfo that = (ExternalFileIngestionInfo) o;
  83     return globalSeqno == that.globalSeqno
  84         && Objects.equals(columnFamilyName, that.columnFamilyName)
  85         && Objects.equals(externalFilePath, that.externalFilePath)
  86         && Objects.equals(internalFilePath, that.internalFilePath)
  87         && Objects.equals(tableProperties, that.tableProperties);
  88   }
  89
  90   @Override
  91   public int hashCode() {
  92     return Objects.hash(
  93         columnFamilyName, externalFilePath, internalFilePath, globalSeqno, tableProperties);
  94   }
  95
  96   @Override
  97   public String toString() {
  98     return "ExternalFileIngestionInfo{"
  99         + "columnFamilyName='" + columnFamilyName + '\'' + ", externalFilePath='" + externalFilePath
 100         + '\'' + ", internalFilePath='" + internalFilePath + '\'' + ", globalSeqno=" + globalSeqno
 101         + ", tableProperties=" + tableProperties + '}';
 102   }
 103 }