com.hazelcast.internal.hidensity.impl

Class AbstractHiDensityRecordAccessor<R extends HiDensityRecord>

java.lang.Object

com.hazelcast.internal.hidensity.impl.AbstractHiDensityRecordAccessor<R>

Type Parameters:

R - Type of the HiDensityRecord to be accessed.

All Implemented Interfaces:

HiDensityRecordAccessor<R>, com.hazelcast.memory.MemoryBlockAccessor<R>

Direct Known Subclasses:

HDRecordAccessor, HiDensityNativeMemoryCacheRecordAccessor, NativeMemoryNearCacheRecordAccessor

public abstract class AbstractHiDensityRecordAccessor<R extends HiDensityRecord>
extends Object
implements HiDensityRecordAccessor<R>

Field Summary

Fields

Modifier and Type	Field and Description
protected com.hazelcast.memory.HazelcastMemoryManager	memoryManager
protected EnterpriseSerializationService	ss

Constructor Summary

Constructors

Constructor and Description
AbstractHiDensityRecordAccessor(EnterpriseSerializationService ss, com.hazelcast.memory.HazelcastMemoryManager memoryManager)

Method Summary

Modifier and Type	Method and Description
protected abstract R	createRecord()
long	dispose(long address)
long	dispose(R record)
long	disposeData(long address) Disposes (frees) the data at the specified address.
long	disposeData(NativeMemoryData value) Disposes (frees) the specified NativeMemoryData.
long	disposeValue(R record) Disposes (frees) the value of the specified HiDensityRecord.
long	getSize(long address, long expectedSize) Gets the size of given address.
long	getSize(com.hazelcast.memory.MemoryBlock memoryBlock) Gets the size of given memoryBlock.
abstract boolean	isEqual(long address1, long address2)
boolean	isEqual(long address, R value)
R	newRecord() Creates an empty HiDensityRecord.
R	read(long address)
NativeMemoryData	readData(long valueAddress) Reads an off-heap based data from given address.
Object	readValue(R record) Reads the value of specified HiDensityRecord.

Methods inherited from class java.lang.Object

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

Field Detail

ss

protected final EnterpriseSerializationService ss

memoryManager

protected final com.hazelcast.memory.HazelcastMemoryManager memoryManager

Constructor Detail

AbstractHiDensityRecordAccessor

public AbstractHiDensityRecordAccessor(EnterpriseSerializationService ss,
                                       com.hazelcast.memory.HazelcastMemoryManager memoryManager)

Method Detail

createRecord

protected abstract R createRecord()

isEqual

public abstract boolean isEqual(long address1,
                                long address2)

Specified by:

isEqual in interface com.hazelcast.memory.MemoryBlockAccessor<R extends HiDensityRecord>

isEqual

public boolean isEqual(long address,
                       R value)

Specified by:

isEqual in interface com.hazelcast.memory.MemoryBlockAccessor<R extends HiDensityRecord>

newRecord

public R newRecord()

Description copied from interface: HiDensityRecordAccessor

Creates an empty HiDensityRecord.

Specified by:

newRecord in interface HiDensityRecordAccessor<R extends HiDensityRecord>

Returns:

the created HiDensityRecord

read

public R read(long address)

Specified by:

read in interface com.hazelcast.memory.MemoryBlockAccessor<R extends HiDensityRecord>

dispose

public long dispose(R record)

Specified by:

dispose in interface com.hazelcast.memory.MemoryBlockAccessor<R extends HiDensityRecord>

dispose

public long dispose(long address)

Specified by:

dispose in interface com.hazelcast.memory.MemoryBlockAccessor<R extends HiDensityRecord>

readData

public NativeMemoryData readData(long valueAddress)

Description copied from interface: HiDensityRecordAccessor

Reads an off-heap based data from given address.

Specified by:

readData in interface HiDensityRecordAccessor<R extends HiDensityRecord>

Parameters:

valueAddress - the address of the data stored as off-heap

Returns:

the data stored as off-heap

readValue

public Object readValue(R record)

Description copied from interface: HiDensityRecordAccessor

Reads the value of specified HiDensityRecord.

Specified by:

readValue in interface HiDensityRecordAccessor<R extends HiDensityRecord>

Parameters:

record - the HiDensityRecord whose value will be read

Returns:

the value of specified HiDensityRecord

disposeValue

public long disposeValue(R record)

Description copied from interface: HiDensityRecordAccessor

Disposes (frees) the value of the specified HiDensityRecord.

Specified by:

disposeValue in interface HiDensityRecordAccessor<R extends HiDensityRecord>

Parameters:

record - the HiDensityRecord whose value will be disposed

Returns:

size of disposed HiDensityRecord

disposeData

public long disposeData(NativeMemoryData value)

Description copied from interface: HiDensityRecordAccessor

Disposes (frees) the specified NativeMemoryData.

Specified by:

disposeData in interface HiDensityRecordAccessor<R extends HiDensityRecord>

Parameters:

value - the NativeMemoryData whose value will be disposed

Returns:

size of disposed data

disposeData

public long disposeData(long address)

Description copied from interface: HiDensityRecordAccessor

Disposes (frees) the data at the specified address.

Specified by:

disposeData in interface HiDensityRecordAccessor<R extends HiDensityRecord>

Parameters:

address - the address of the NativeMemoryData whose value will be disposed

Returns:

size of disposed data at given address

getSize

public long getSize(com.hazelcast.memory.MemoryBlock memoryBlock)

Description copied from interface: HiDensityRecordAccessor

Gets the size of given memoryBlock.

Specified by:

getSize in interface HiDensityRecordAccessor<R extends HiDensityRecord>

Parameters:

memoryBlock - MemoryBlock whose size will be calculated

Returns:

the size of memory block

getSize

public long getSize(long address,
                    long expectedSize)

Description copied from interface: HiDensityRecordAccessor

Gets the size of given address.

Specified by:

getSize in interface HiDensityRecordAccessor<R extends HiDensityRecord>

Parameters:

address - the address whose size will be calculated

expectedSize - the expected size of address

Returns:

the size of address