com.apollographql.apollo.cache.normalized.lru

Class LruNormalizedCache

java.lang.Object

com.apollographql.apollo.cache.normalized.NormalizedCache

com.apollographql.apollo.cache.normalized.lru.LruNormalizedCache

public final class LruNormalizedCache
extends NormalizedCache

A NormalizedCache backed by an in memory Cache. Can be configured with an optional secondaryCache NormalizedCache, which will be used as a backup if a Record is not present in the primary cache. A common configuration is to have secondary SQL cache.

Method Summary

Modifier and Type	Method and Description
void	clearAll() Clears all records from the cache.
java.util.Map<java.lang.Class,java.util.Map<java.lang.String,Record>>	dump()
Record	loadRecord(java.lang.String key, CacheHeaders cacheHeaders)
protected java.util.Set<java.lang.String>	performMerge(Record apolloRecord, CacheHeaders cacheHeaders)
boolean	remove(CacheKey cacheKey, boolean cascade) Remove cached record by the key

Methods inherited from class com.apollographql.apollo.cache.normalized.NormalizedCache

chain, loadRecords, merge, merge, nextCache, prettifyDump, remove

Methods inherited from class java.lang.Object

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

Method Detail

loadRecord

@Nullable
public Record loadRecord(@NotNull
                                   java.lang.String key,
                                   @NotNull
                                   CacheHeaders cacheHeaders)

Specified by:

loadRecord in class NormalizedCache

Parameters:

key - The key of the record to read.

cacheHeaders - The cache headers associated with the request which generated this record.

Returns:

The Record for key. If not present return null.

clearAll

public void clearAll()

Description copied from class: NormalizedCache

Clears all records from the cache. Clients should call ApolloClient.clearNormalizedCache() for a thread-safe access to this method.

Specified by:

clearAll in class NormalizedCache

remove

public boolean remove(@NotNull
                      CacheKey cacheKey,
                      boolean cascade)

Description copied from class: NormalizedCache

Remove cached record by the key

Specified by:

remove in class NormalizedCache

Parameters:

cacheKey - of record to be removed

cascade - defines if remove operation is propagated to the referenced entities

Returns:

true if record with such key was successfully removed, false otherwise

performMerge

@NotNull
protected java.util.Set<java.lang.String> performMerge(@NotNull
                                                                Record apolloRecord,
                                                                @NotNull
                                                                CacheHeaders cacheHeaders)

Specified by:

performMerge in class NormalizedCache

dump

public java.util.Map<java.lang.Class,java.util.Map<java.lang.String,Record>> dump()

Overrides:

dump in class NormalizedCache