Package org.gridgain.internal.rbac.store

Class StoreCache<T>

java.lang.Object

org.gridgain.internal.rbac.store.StoreCache<T>

Type Parameters:

T - Type of cached entry.

public final class StoreCache<T>
extends Object

Thread-safe volatile cache for Store read operations.

Maintains a volatile map that can be atomically replaced via update(org.apache.ignite.configuration.NamedListView<V>, java.util.function.Function<V, T>). Read operations are lock-free.

Constructor Summary

Constructors

Constructor	Description
StoreCache()

Method Summary

Modifier and Type	Method	Description
List<T>	get(Collection<LowerCaseString> keys)	Returns cached values by keys; null entries for missing keys.
T	get(LowerCaseString key)	Returns cached value by key, or null if not found.
Collection<T>	getAll()	Returns all cached values.
Map<LowerCaseString,T>	getAllWithKeys()	Returns the full cache map.
<V> void	update(@Nullable org.apache.ignite.configuration.NamedListView<V> list, Function<V,T> converter)	Rebuilds the cache from a NamedListView.

Methods inherited from class java.lang.Object

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

Constructor Details

StoreCache

public StoreCache()

Method Details

update

public <V> void update(@Nullable
 @Nullable org.apache.ignite.configuration.NamedListView<V> list,
 Function<V,T> converter)

Rebuilds the cache from a NamedListView.

Keys are taken from NamedListView.namedListKeys() (the storage key passed to create/put), not from displayName which may differ.

Type Parameters:

V - View entry type.

Parameters:

list - Named list view, or null for an empty cache.

converter - Converts a view entry to a cached value.

getAll

public Collection<T> getAll()

Returns all cached values.

getAllWithKeys

public Map<LowerCaseString,T> getAllWithKeys()

Returns the full cache map.

get

@Nullable
public T get(LowerCaseString key)

Returns cached value by key, or null if not found.

get

public List<T> get(Collection<LowerCaseString> keys)

Returns cached values by keys; null entries for missing keys.