Class PersistentReadWriteLockedOffHeapHashMap<K,V>

java.lang.Object

java.util.AbstractMap<K,V>

org.terracotta.offheapstore.OffHeapHashMap<K,V>

org.terracotta.offheapstore.AbstractLockedOffHeapHashMap<K,V>

org.terracotta.offheapstore.disk.persistent.AbstractPersistentLockedOffHeapHashMap<K,V>

org.terracotta.offheapstore.disk.persistent.PersistentReadWriteLockedOffHeapHashMap<K,V>

All Implemented Interfaces:

ConcurrentMap<K,V>, ReadWriteLock, Map<K,V>, Persistent, HashingMap<K,V>, MapInternals, Segment<K,V>, StorageEngine.Owner

public class PersistentReadWriteLockedOffHeapHashMap<K,V>
extends AbstractPersistentLockedOffHeapHashMap<K,V>

Nested Class Summary

Nested classes/interfaces inherited from class AbstractLockedOffHeapHashMap

AbstractLockedOffHeapHashMap.LockedEntryIterator, AbstractLockedOffHeapHashMap.LockedEntrySet, AbstractLockedOffHeapHashMap.LockedKeyIterator, AbstractLockedOffHeapHashMap.LockedKeySet

Nested classes/interfaces inherited from class OffHeapHashMap

OffHeapHashMap.EncodingIterator, OffHeapHashMap.EncodingSet, OffHeapHashMap.EntryIterator, OffHeapHashMap.EntrySet, OffHeapHashMap.HashIterator<T>, OffHeapHashMap.KeyIterator, OffHeapHashMap.KeySet

Nested classes/interfaces inherited from class AbstractMap

AbstractMap.SimpleEntry<K,V>, AbstractMap.SimpleImmutableEntry<K,V>

Nested classes/interfaces inherited from interface Map

Map.Entry<K,V>

Field Summary

Fields

Modifier and Type	Field	Description
private final ReentrantReadWriteLock	lock

Fields inherited from class OffHeapHashMap

ENCODING, ENTRY_BIT_SHIFT, ENTRY_SIZE, hashtable, hashTablePage, KEY_HASHCODE, modCount, removedSlots, reprobeLimit, RESERVED_STATUS_BITS, size, STATUS, STATUS_REMOVED, STATUS_USED, storageEngine, tableSource

Constructor Summary

Constructors

Constructor	Description
PersistentReadWriteLockedOffHeapHashMap(MappedPageSource tableSource, PersistentStorageEngine<? super K, ? super V> storageEngine, boolean bootstrap)
PersistentReadWriteLockedOffHeapHashMap(MappedPageSource tableSource, PersistentStorageEngine<? super K, ? super V> storageEngine, int tableSize, boolean bootstrap)

Method Summary

Modifier and Type	Method	Description
ReentrantReadWriteLock	getLock()	Return the ReentrantReadWriteLock used by this segment.
Lock	readLock()
Lock	writeLock()

Methods inherited from class AbstractPersistentLockedOffHeapHashMap

bootstrap, close, flush, persist

Methods inherited from class AbstractLockedOffHeapHashMap

clear, computeIfAbsentWithMetadata, computeIfPresentWithMetadata, computeWithMetadata, containsKey, createEntrySet, createKeySet, destroy, evict, fill, fill, get, getAndSetMetadata, getEncodingForHashAndBinary, getMetadata, getValueAndSetMetadata, installMappingForHashAndEncoding, put, put, putIfAbsent, remove, remove, removeAllWithHash, removeMapping, removeNoReturn, replace, replace, shrink, size

Methods inherited from class OffHeapHashMap

added, createEncodingSet, encodingSet, entrySet, fill, freePendingTables, getAllocatedMemory, getAtTableOffset, getDataAllocatedMemory, getDataOccupiedMemory, getDataSize, getDataVitalMemory, getEntryAtTableOffset, getOccupiedMemory, getRemovedSlotCount, getReprobeLength, getSize, getSlotForHashAndEncoding, getStorageEngine, getTableCapacity, getUsedSlotCount, getVitalMemory, hit, indexFor, indexFor, isAvailable, isPresent, isRemoved, isRemoved, isTerminating, isTerminating, isThiefForTableAllocations, keySet, readLong, readLong, removeAtTableOffset, removed, shrinkTable, spread, storageEngineFailure, tableExpansionFailure, tryIncreaseReprobe, updated, updateEncoding

Methods inherited from class AbstractMap

clone, containsValue, equals, hashCode, isEmpty, putAll, toString, values

Methods inherited from class Object

finalize, getClass, notify, notifyAll, wait, wait, wait

Methods inherited from interface ConcurrentMap

compute, computeIfAbsent, computeIfPresent, forEach, getOrDefault, merge, replaceAll

Methods inherited from interface Map

containsValue, entrySet, equals, hashCode, isEmpty, keySet, putAll, values

Methods inherited from interface MapInternals

getAllocatedMemory, getDataAllocatedMemory, getDataOccupiedMemory, getDataSize, getDataVitalMemory, getOccupiedMemory, getRemovedSlotCount, getReprobeLength, getSize, getTableCapacity, getUsedSlotCount, getVitalMemory

Field Details

lock

private final ReentrantReadWriteLock lock

Constructor Details

PersistentReadWriteLockedOffHeapHashMap

public PersistentReadWriteLockedOffHeapHashMap(MappedPageSource tableSource,
 PersistentStorageEngine<? super K, ? super V> storageEngine,
 boolean bootstrap)

PersistentReadWriteLockedOffHeapHashMap

public PersistentReadWriteLockedOffHeapHashMap(MappedPageSource tableSource,
 PersistentStorageEngine<? super K, ? super V> storageEngine,
 int tableSize,
 boolean bootstrap)

Method Details

readLock

public Lock readLock()

Specified by:

readLock in interface ReadWriteLock

Specified by:

readLock in class AbstractLockedOffHeapHashMap<K,V>

writeLock

public Lock writeLock()

Specified by:

writeLock in interface ReadWriteLock

Specified by:

writeLock in class AbstractLockedOffHeapHashMap<K,V>

getLock

public ReentrantReadWriteLock getLock()

Description copied from interface: Segment

Return the ReentrantReadWriteLock used by this segment.

Returns:

RRWL for this segment