com.files.util

Class BufferPool

java.lang.Object

com.files.util.BufferPool

public class BufferPool
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	BufferPool.Buffer

Field Summary

Fields

Modifier and Type	Field and Description
static byte[]	EMPTY_BYTE_ARRAY
static int	L_BUFFER_SIZE
protected static Queue<byte[]>	L_BUFFERS
static int	M_BUFFER_SIZE
protected static int	M_BUFFER_TARGET_COUNT
protected static Queue<byte[]>	M_BUFFERS
protected static int	MAX_ALLOCATION
static int	S_BUFFER_SIZE
protected static int	S_BUFFER_TARGET_COUNT
protected static Queue<byte[]>	S_BUFFERS
static int	T_BUFFER_SIZE
protected static int	T_BUFFER_TARGET_COUNT
protected static Queue<byte[]>	T_BUFFERS
protected static Semaphore	TOTAL_ALLOCATED

Method Summary

Modifier and Type	Method and Description
static int	availableLargeBufferCount()
static int	availableMediumBufferCount()
static int	availableSmallBufferCount()
static int	availableTinyBufferCount()
static int	getAvailableAllocation()
static int	getTotalAllocated()
static int	getWaitingToAllocateThreadCount()
static BufferPool.Buffer	needBuffer(int minSize)

Methods inherited from class java.lang.Object

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

Field Detail

EMPTY_BYTE_ARRAY

public static final byte[] EMPTY_BYTE_ARRAY

T_BUFFER_SIZE

public static final int T_BUFFER_SIZE

S_BUFFER_SIZE

public static final int S_BUFFER_SIZE

M_BUFFER_SIZE

public static final int M_BUFFER_SIZE

L_BUFFER_SIZE

public static final int L_BUFFER_SIZE

T_BUFFER_TARGET_COUNT

protected static final int T_BUFFER_TARGET_COUNT

S_BUFFER_TARGET_COUNT

protected static final int S_BUFFER_TARGET_COUNT

M_BUFFER_TARGET_COUNT

protected static final int M_BUFFER_TARGET_COUNT

MAX_ALLOCATION

protected static final int MAX_ALLOCATION

TOTAL_ALLOCATED

protected static final Semaphore TOTAL_ALLOCATED

T_BUFFERS

protected static final Queue<byte[]> T_BUFFERS

S_BUFFERS

protected static final Queue<byte[]> S_BUFFERS

M_BUFFERS

protected static final Queue<byte[]> M_BUFFERS

L_BUFFERS

protected static final Queue<byte[]> L_BUFFERS

Method Detail

getAvailableAllocation

public static int getAvailableAllocation()

getTotalAllocated

public static int getTotalAllocated()

getWaitingToAllocateThreadCount

public static int getWaitingToAllocateThreadCount()

availableTinyBufferCount

public static int availableTinyBufferCount()

availableSmallBufferCount

public static int availableSmallBufferCount()

availableMediumBufferCount

public static int availableMediumBufferCount()

availableLargeBufferCount

public static int availableLargeBufferCount()

needBuffer

public static BufferPool.Buffer needBuffer(int minSize)