org.terracotta.offheapstore.disk.persistent
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>

Author:

Chris Dennis

Nested Class Summary

Nested classes/interfaces inherited from class java.util.AbstractMap

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

Nested classes/interfaces inherited from interface java.util.Map

Map.Entry<K,V>

Field Summary

Fields inherited from class org.terracotta.offheapstore.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

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

ReentrantReadWriteLock	getLock() Return the ReentrantReadWriteLock used by this segment.
Lock	readLock()
Lock	writeLock()

Methods inherited from class org.terracotta.offheapstore.disk.persistent.AbstractPersistentLockedOffHeapHashMap

bootstrap, close, flush, persist

Methods inherited from class org.terracotta.offheapstore.AbstractLockedOffHeapHashMap

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

Methods inherited from class org.terracotta.offheapstore.OffHeapHashMap

added, encodingSet, 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, readLong, readLong, removeAtTableOffset, removed, shrinkTable, spread, storageEngineFailure, tableExpansionFailure, tryIncreaseReprobe, updated, updateEncoding

Methods inherited from class java.util.AbstractMap

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

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.terracotta.offheapstore.MapInternals

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

Methods inherited from interface java.util.Map

containsValue, equals, hashCode, isEmpty, putAll

Constructor Detail

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 Detail

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