## Uses of Interface
org.apache.hadoop.hdfs.protocol.LayoutVersion.LayoutFeature

- Packages that use LayoutVersion.LayoutFeature
  Package | Description
  --- | ---
  org.apache.hadoop.hdfs.protocol |
  org.apache.hadoop.hdfs.server.datanode |
  org.apache.hadoop.hdfs.server.namenode |

- - ### Uses of LayoutVersion.LayoutFeature in org.apache.hadoop.hdfs.protocol

    Classes in org.apache.hadoop.hdfs.protocol that implement LayoutVersion.LayoutFeature
    Modifier and Type | Class and Description
    --- | ---
    `static class` | `LayoutVersion.Feature` Enums for features that change the layout version before rolling upgrade is supported.

    Methods in org.apache.hadoop.hdfs.protocol that return LayoutVersion.LayoutFeature
    Modifier and Type | Method and Description
    --- | ---
    `LayoutVersion.LayoutFeature[]` | LayoutVersion.FeatureInfo.`getSpecialFeatures()`

    Constructors in org.apache.hadoop.hdfs.protocol with parameters of type LayoutVersion.LayoutFeature
    Constructor and Description
    `FeatureInfo(int lv, int ancestorLV, Integer minCompatLV, String description, boolean reserved, LayoutVersion.LayoutFeature... specialFeatures)`
    `FeatureInfo(int lv, int ancestorLV, String description, boolean reserved, LayoutVersion.LayoutFeature... specialFeatures)`

  - ### Uses of LayoutVersion.LayoutFeature in org.apache.hadoop.hdfs.server.datanode

    Classes in org.apache.hadoop.hdfs.server.datanode that implement LayoutVersion.LayoutFeature
    Modifier and Type | Class and Description
    --- | ---
    `static class` | `DataNodeLayoutVersion.Feature` Enums for features that change the layout version.

  - ### Uses of LayoutVersion.LayoutFeature in org.apache.hadoop.hdfs.server.namenode

    Classes in org.apache.hadoop.hdfs.server.namenode that implement LayoutVersion.LayoutFeature
    Modifier and Type | Class and Description
    --- | ---
    `static class` | `NameNodeLayoutVersion.Feature` Enums for features that change the layout version.

Copyright © 2008–2022 Apache Software Foundation. All rights reserved.