Package com.google.gerrit.server.account

Class AccountCacheImpl

java.lang.Object

com.google.gerrit.server.account.AccountCacheImpl

All Implemented Interfaces:

AccountCache

public class AccountCacheImpl
extends Object
implements AccountCache

Caches important (but small) account state to avoid database hits.

Method Summary

Modifier and Type	Method	Description
void	evict(Account.Id accountId)	Evicts the account from the cache and triggers a reindex for it.
void	evictAllNoReindex()	Evict all accounts from the cache, but doesn't trigger reindex of all accounts.
AccountState	get(Account.Id accountId)	Returns an AccountState instance for the given account ID.
AccountState	getByUsername(String username)	Returns an AccountState instance for the given username.
AccountState	getOrNull(Account.Id accountId)	Returns an AccountState instance for the given account ID.
static com.google.inject.Module	module()

Methods inherited from class java.lang.Object

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

Method Detail

module

public static com.google.inject.Module module()

get

public AccountState get(Account.Id accountId)

Description copied from interface: AccountCache

Returns an AccountState instance for the given account ID. If not cached yet the account is loaded. Returns an empty AccountState instance to represent a missing account.

Specified by:

get in interface AccountCache

Parameters:

accountId - ID of the account that should be retrieved

Returns:

AccountState instance for the given account ID, if no account with this ID exists an empty AccountState instance is returned to represent the missing account

getOrNull

public AccountState getOrNull(Account.Id accountId)

Description copied from interface: AccountCache

Returns an AccountState instance for the given account ID. If not cached yet the account is loaded. Returns null if the account is missing.

Specified by:

getOrNull in interface AccountCache

Parameters:

accountId - ID of the account that should be retrieved

Returns:

AccountState instance for the given account ID, if no account with this ID exists null is returned

getByUsername

public AccountState getByUsername(String username)

Description copied from interface: AccountCache

Returns an AccountState instance for the given username.

This method first loads the external ID for the username and then uses the account ID of the external ID to lookup the account from the cache.

Specified by:

getByUsername in interface AccountCache

Parameters:

username - username of the account that should be retrieved

Returns:

AccountState instance for the given username, if no account with this username exists or if loading the external ID fails null is returned

evict

public void evict(Account.Id accountId)
           throws IOException

Description copied from interface: AccountCache

Evicts the account from the cache and triggers a reindex for it.

Specified by:

evict in interface AccountCache

Parameters:

accountId - account ID of the account that should be evicted

Throws:

IOException - thrown if reindexing fails

evictAllNoReindex

public void evictAllNoReindex()

Description copied from interface: AccountCache

Evict all accounts from the cache, but doesn't trigger reindex of all accounts.

Specified by:

evictAllNoReindex in interface AccountCache