Package org.terracotta.offheapstore.disk.storage

Class FileBackedStorageEngine.FileChunk

java.lang.Object

org.terracotta.offheapstore.disk.storage.FileBackedStorageEngine.FileChunk

Enclosing class:

FileBackedStorageEngine<K,V>

class FileBackedStorageEngine.FileChunk
extends java.lang.Object

Field Summary

Fields

Modifier and Type	Field	Description
private AATreeFileAllocator	allocator
private long	baseAddress
private long	filePosition
private boolean	valid

Constructor Summary

Constructors

Constructor	Description
FileChunk(long size, long baseAddress)
FileChunk(java.io.ObjectInput input)

Method Summary

Modifier and Type	Method	Description
(package private) long	baseAddress()
(package private) long	capacity()
(package private) void	clear()
(package private) java.util.Set<java.lang.Long>	encodings()
(package private) void	evictAll()
(package private) void	free(long address)
private WriteContext	getDiskWriteContext(long address, int max)
(package private) WriteContext	getKeyWriteContext(long address)
private WriteContext	getQueuedWriteContext(FileBackedStorageEngine.FileWriteTask current, java.nio.ByteBuffer queuedBuffer)
(package private) WriteContext	getValueWriteContext(long address)
(package private) boolean	isValid()
(package private) long	occupied()
(package private) void	persist(java.io.ObjectOutput output)
(package private) java.nio.ByteBuffer	readBuffer(long position, int length)
(package private) java.nio.ByteBuffer	readKeyBuffer(long address)
protected int	readPojoHash(long address)
(package private) java.nio.ByteBuffer	readValueBuffer(long address)
(package private) java.lang.Long	writeMappingBuffers(java.nio.ByteBuffer keyBuffer, java.nio.ByteBuffer valueBuffer, int pojoHash)

Methods inherited from class java.lang.Object

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

Field Detail

allocator

private final AATreeFileAllocator allocator

filePosition

private final long filePosition

baseAddress

private final long baseAddress

valid

private boolean valid

Constructor Detail

FileChunk

FileChunk(long size,
          long baseAddress)

FileChunk

FileChunk(java.io.ObjectInput input)
   throws java.io.IOException

Throws:

java.io.IOException

Method Detail

readKeyBuffer

java.nio.ByteBuffer readKeyBuffer(long address)

readPojoHash

protected int readPojoHash(long address)

readValueBuffer

java.nio.ByteBuffer readValueBuffer(long address)

readBuffer

java.nio.ByteBuffer readBuffer(long position,
                               int length)

writeMappingBuffers

java.lang.Long writeMappingBuffers(java.nio.ByteBuffer keyBuffer,
                                   java.nio.ByteBuffer valueBuffer,
                                   int pojoHash)

getKeyWriteContext

WriteContext getKeyWriteContext(long address)

getValueWriteContext

WriteContext getValueWriteContext(long address)

getDiskWriteContext

private WriteContext getDiskWriteContext(long address,
                                         int max)

getQueuedWriteContext

private WriteContext getQueuedWriteContext(FileBackedStorageEngine.FileWriteTask current,
                                           java.nio.ByteBuffer queuedBuffer)

free

void free(long address)

clear

void clear()

capacity

long capacity()

occupied

long occupied()

baseAddress

long baseAddress()

persist

void persist(java.io.ObjectOutput output)
      throws java.io.IOException

Throws:

java.io.IOException

isValid

boolean isValid()

encodings

java.util.Set<java.lang.Long> encodings()

evictAll

void evictAll()