Package org.apache.hadoop.fs.azure

Class CachingAuthorizer<K,V>

java.lang.Object

org.apache.hadoop.fs.azure.CachingAuthorizer<K,V>

Type Parameters:

K - - The cache key type

V - - The cached value type

public class CachingAuthorizer<K,V>
extends java.lang.Object

Class that provides caching for Authorize and getSasUri calls

Field Summary

Fields

Modifier and Type	Field	Description
static java.lang.String	KEY_AUTH_SERVICE_CACHING_ENABLE
static boolean	KEY_AUTH_SERVICE_CACHING_ENABLE_DEFAULT
static java.lang.String	KEY_AUTH_SERVICE_CACHING_MAX_ENTRIES
static int	KEY_AUTH_SERVICE_CACHING_MAX_ENTRIES_DEFAULT
static org.slf4j.Logger	LOG

Constructor Summary

Constructors

Constructor	Description
CachingAuthorizer(long ttlInMinutes, java.lang.String label)

Method Summary

Modifier and Type	Method	Description
void	clear()
V	get(K key)
void	init(org.apache.hadoop.conf.Configuration conf)
void	put(K key, V value)

Methods inherited from class java.lang.Object

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

Field Detail

LOG

public static final org.slf4j.Logger LOG

KEY_AUTH_SERVICE_CACHING_ENABLE

public static final java.lang.String KEY_AUTH_SERVICE_CACHING_ENABLE

See Also:

Constant Field Values

KEY_AUTH_SERVICE_CACHING_ENABLE_DEFAULT

public static final boolean KEY_AUTH_SERVICE_CACHING_ENABLE_DEFAULT

See Also:

Constant Field Values

KEY_AUTH_SERVICE_CACHING_MAX_ENTRIES

public static final java.lang.String KEY_AUTH_SERVICE_CACHING_MAX_ENTRIES

See Also:

Constant Field Values

KEY_AUTH_SERVICE_CACHING_MAX_ENTRIES_DEFAULT

public static final int KEY_AUTH_SERVICE_CACHING_MAX_ENTRIES_DEFAULT

See Also:

Constant Field Values

Constructor Detail

CachingAuthorizer

public CachingAuthorizer(long ttlInMinutes,
                         java.lang.String label)

Method Detail

init

public void init(org.apache.hadoop.conf.Configuration conf)

get

public V get(K key)

Parameters:

key - - Cache key

Returns:

null on cache-miss. true/false on cache-hit

put

public void put(K key,
                V value)

clear

public void clear()