Class SharedMemoryStringMap<V>

java.lang.Object

one.nio.mem.OffheapMap<String,V>

one.nio.mem.SharedMemoryMap<String,V>

one.nio.mem.SharedMemoryStringMap<V>

All Implemented Interfaces:

OffheapMapMXBean, SharedMemoryMapMXBean

public class SharedMemoryStringMap<V>
extends SharedMemoryMap<String,V>

Nested Class Summary

Nested classes/interfaces inherited from class OffheapMap

OffheapMap.BasicCleanup, OffheapMap.Record<K,V>, OffheapMap.SamplingCleanup, OffheapMap.Visitor<K,V>, OffheapMap.WritableRecord<K,V>, OffheapMap.WritableVisitor<K,V>

Field Summary

Fields inherited from class SharedMemoryMap

allocator, BASE_OFFSET, CAPACITY_OFFSET, className, CUSTOM_DATA_OFFSET, CUSTOM_SIZE_OFFSET, MAP_OFFSET, MAX_CUSTOM_DATA_SIZE, mmap, name, serializer, SIGNATURE_CLEAR, SIGNATURE_DIRTY, SIGNATURE_LEGACY, SIGNATURE_OFFSET, TIMESTAMP_OFFSET, UID_OFFSET

Fields inherited from class OffheapMap

byteArrayOffset, capacity, cleanupInterval, cleanupThread, cleanupThreshold, CONCURRENCY_LEVEL, count, expirations, HASH_OFFSET, HEADER_SIZE, locks, lockWaitTime, log, mapBase, maxSamples, MB, minTimeToLive, NEXT_OFFSET, TIME_OFFSET, timeToLive, unsafe

Constructor Summary

Constructors

Constructor	Description
SharedMemoryStringMap(int capacity, String fileName, long fileSize)
SharedMemoryStringMap(int capacity, String fileName, long fileSize, long expirationTime)

Method Summary

Modifier and Type	Method	Description
protected long	allocateEntry(String key, long hashCode, int size)
protected boolean	equalsAt(long entry, String key)
protected long	hashCode(String key)
protected int	headerSize(long entry)
protected String	keyAt(long entry)

Methods inherited from class SharedMemoryMap

closeInternal, convert, createAllocator, destroyEntry, entriesToClean, getCustomData, getFreeMemory, getHeader, getTotalMemory, getUsedMemory, loadSchema, needCleanup, relocate, setCustomData, setHeader, setSerializer, setSerializer, setValueAt, sizeOf, sizeOf, storeSchema, valueAt

Methods inherited from class OffheapMap

bucketFor, clear, close, get, getCapacity, getCleanupInterval, getCleanupThreshold, getCount, getExpirations, getLockWaitTime, getMaxSamples, getMinTimeToLive, getTimeToLive, isExpired, iterate, iterate, iterate, iterate, iterate, iterate, lockFor, lockRecordForRead, lockRecordForRead, lockRecordForWrite, lockRecordForWrite, put, putIfAbsent, remove, removeExpired, reuseEntry, setCleanupInterval, setCleanupThreshold, setLockWaitTime, setMaxSamples, setMinTimeToLive, setTimeAt, setTimeAt, setTimeToLive, shouldCleanup, timeAt, touch

Methods inherited from class Object

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

Methods inherited from interface OffheapMapMXBean

getCapacity, getCleanupInterval, getCleanupThreshold, getCount, getExpirations, getLockWaitTime, getMaxSamples, getMinTimeToLive, getTimeToLive, setCleanupInterval, setCleanupThreshold, setLockWaitTime, setMaxSamples, setMinTimeToLive, setTimeToLive

Constructor Details

SharedMemoryStringMap

public SharedMemoryStringMap(int capacity,
 String fileName,
 long fileSize)
                      throws IOException

Throws:

IOException

SharedMemoryStringMap

public SharedMemoryStringMap(int capacity,
 String fileName,
 long fileSize,
 long expirationTime)
                      throws IOException

Throws:

IOException

Method Details

keyAt

protected String keyAt(long entry)

Overrides:

keyAt in class OffheapMap<String,V>

hashCode

protected long hashCode(String key)

Specified by:

hashCode in class OffheapMap<String,V>

equalsAt

protected boolean equalsAt(long entry,
 String key)

Specified by:

equalsAt in class OffheapMap<String,V>

allocateEntry

protected long allocateEntry(String key,
 long hashCode,
 int size)

Overrides:

allocateEntry in class SharedMemoryMap<String,V>

headerSize

protected int headerSize(long entry)

Overrides:

headerSize in class SharedMemoryMap<String,V>