Package org.apache.iceberg.rest.auth

Class AuthSessionCache

java.lang.Object

org.apache.iceberg.rest.auth.AuthSessionCache

All Implemented Interfaces:

AutoCloseable

public class AuthSessionCache
extends Object
implements AutoCloseable

A cache for AuthSession instances.

Constructor Summary

Constructors

Constructor	Description
AuthSessionCache(String name, Duration sessionTimeout)	Creates a new cache with the given session timeout, and with default executor and default ticker for eviction tasks.

Method Summary

Modifier and Type	Method	Description
<T extends AuthSession> T	cachedSession(String key, Function<String,T> loader)	Returns a cached session for the given key, loading it with the given loader if it is not already cached.
void	close()

Methods inherited from class java.lang.Object

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

Constructor Details

AuthSessionCache

public AuthSessionCache(String name,
 Duration sessionTimeout)

Creates a new cache with the given session timeout, and with default executor and default ticker for eviction tasks.

Parameters:

name - a distinctive name for the cache.

sessionTimeout - the session timeout. Sessions will become eligible for eviction after this duration of inactivity.

Method Details

cachedSession

public <T extends AuthSession> T cachedSession(String key,
 Function<String,T> loader)

Returns a cached session for the given key, loading it with the given loader if it is not already cached.

Type Parameters:

T - the type of the session.

Parameters:

key - the key to use for the session.

loader - the loader to use to load the session if it is not already cached.

Returns:

the cached session.

close

public void close()

Specified by:

close in interface AutoCloseable