[HDFS-8385] Remove unused entities (variables,methods and configurations)

• Type: Bug
• Status: Patch Available
• Priority: Major
• Resolution: Unresolved
• Assignee: J.Andreina
• Reporter: J.Andreina
• Created: 13/May/15 05:38
• Updated: 04/Mar/18 16:20

Description

Below are few unused constants , methods and configurations which can be removed.

DfsClientConf
public ChecksumOpt getDefaultChecksumOpt()

{ return defaultChecksumOpt; }

HdfsServerConstants
long LEASE_RECOVER_PERIOD = 10 * 1000; // in ms
public static final String DFS_STREAM_BUFFER_SIZE_KEY = "dfs.stream-buffer-size";
public static final int DFS_STREAM_BUFFER_SIZE_DEFAULT = 4096;

CommonConfigurationKeys
public static final String FS_HOME_DIR_KEY = "fs.homeDir";
public static final String FS_HOME_DIR_DEFAULT = "/user";
public static final String IO_COMPRESSION_CODEC_LZO_BUFFERSIZE_KEY =
"io.compression.codec.lzo.buffersize";
public static final String IO_COMPRESSION_CODEC_SNAPPY_BUFFERSIZE_KEY =
"io.compression.codec.snappy.buffersize";