org.apache.hadoop.yarn.server.timeline.util

Class LeveldbUtils

java.lang.Object

org.apache.hadoop.yarn.server.timeline.util.LeveldbUtils

public class LeveldbUtils
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	LeveldbUtils.KeyBuilder A string builder utility for building timeline server leveldb keys.
static class	LeveldbUtils.KeyParser

Field Summary

Fields

Modifier and Type	Field and Description
static org.apache.hadoop.fs.permission.FsPermission	LEVELDB_DIR_UMASK Default permission mask for the level db dir

Constructor Summary

Constructors

Constructor and Description
LeveldbUtils()

Method Summary

Modifier and Type	Method and Description
static boolean	prefixMatches(byte[] prefix, int prefixlen, byte[] b) Returns true if the byte array begins with the specified prefix.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

LEVELDB_DIR_UMASK

public static final org.apache.hadoop.fs.permission.FsPermission LEVELDB_DIR_UMASK

Default permission mask for the level db dir

Constructor Detail

LeveldbUtils

public LeveldbUtils()

Method Detail

prefixMatches

public static boolean prefixMatches(byte[] prefix,
                                    int prefixlen,
                                    byte[] b)

Returns true if the byte array begins with the specified prefix.