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BoundedBuffer Class Reference

#include <BoundedBuffer.hpp>

List of all members.

Public Methods

BoundedBuffer (size_t sz=10)

void enqueue (char item)

char dequeue ()

__inline long getCount ()

__inline size_t getSize ()

__inline bool isEmpty ()

BoundedBuffer (size_t sz=10)

void enqueue (char item)

char dequeue ()

__inline long getCount ()

__inline size_t getSize ()

__inline bool isEmpty ()

Private Attributes

size_t size

size_t front

size_t rear

long count

char * buffer

bool * empty

char * buffer

bool * empty

Constructor & Destructor Documentation

BoundedBuffer::BoundedBuffer ( size_t sz = 10 )

Definition at line 6 of file BoundedBuffer.cpp.
00007 : front( 0 ), rear( 0 ), count( 0 ) 00008 { 00009 size = sz + 1; 00010 buffer = new char[ size ]; 00011 empty = new BOOL[ size ]; 00012 00013 memset( buffer, 0, size ); // Clear buffers 00014 memset( empty, 0, size ); 00015 }

BoundedBuffer::BoundedBuffer ( size_t sz = 10 )

Member Function Documentation

char BoundedBuffer::dequeue ( )

char BoundedBuffer::dequeue ( )

Definition at line 39 of file BoundedBuffer.cpp.
00039 { 00040 if ( front != rear ) { 00041 front = ( front+1 ) % size; 00042 } 00043 00044 --count; 00045 register char value = buffer[ front ]; 00046 00047 // Delete the data 00048 buffer[ front ] = 0; 00049 empty[ front ] = FALSE; 00050 00051 // Return the copied value 00052 return value; 00053 }

void BoundedBuffer::enqueue ( char item )

void BoundedBuffer::enqueue ( char item )

Definition at line 17 of file BoundedBuffer.cpp.
00018 { 00019 register size_t r = ( rear + 1 ) % size; 00020 00021 if ( r != front ) 00022 { 00023 rear = r; 00024 00025 if ( empty[ rear ] == FALSE ) 00026 { 00027 ++count; 00028 buffer[ rear ] = item; 00029 00030 } else { 00031 00032 // Trying to overwrite 00033 fprintf( stderr, "\nCannot overwrite the data[%d].\n", rear ); 00034 exit( 1 ); 00035 } 00036 } 00037 }

__inline long BoundedBuffer::getCount ( ) [inline]

Definition at line 25 of file BoundedBuffer.hpp.
00025 { return count; }

__inline size_t BoundedBuffer::getSize ( ) [inline]

Definition at line 26 of file BoundedBuffer.hpp.
00026 { return size; }

__inline bool BoundedBuffer::isEmpty ( ) [inline]

Definition at line 27 of file BoundedBuffer.hpp.
00027 { return (count == 0); }

Member Data Documentation

char* BoundedBuffer::buffer [private]

Definition at line 16 of file BoundedBuffer.hpp.

long BoundedBuffer::count [private]

Definition at line 15 of file BoundedBuffer.hpp.

bool* BoundedBuffer::empty [private]

Definition at line 17 of file BoundedBuffer.hpp.

size_t BoundedBuffer::front [private]

Definition at line 13 of file BoundedBuffer.hpp.

size_t BoundedBuffer::rear [private]

Definition at line 14 of file BoundedBuffer.hpp.

size_t BoundedBuffer::size [private]

Definition at line 12 of file BoundedBuffer.hpp.

The documentation for this class was generated from the following files:

C:/temp/src/j2k/Deprecated/old_18mar_diff/nto/BoundedBuffer.hpp
C:/temp/src/j2k/nto/bak2/BoundedBuffer.hpp
C:/temp/src/j2k/Deprecated/old_18mar_diff/nto/BoundedBuffer.cpp
C:/temp/src/j2k/nto/bak2/BoundedBuffer.cpp

Generated on Sun Oct 14 18:48:28 2001 for Standard J2K Library by

Public Methods
	BoundedBuffer (size_t sz=10)
void	enqueue (char item)
char	dequeue ()
__inline long	getCount ()
__inline size_t	getSize ()
__inline bool	isEmpty ()
	BoundedBuffer (size_t sz=10)
void	enqueue (char item)
char	dequeue ()
__inline long	getCount ()
__inline size_t	getSize ()
__inline bool	isEmpty ()
Private Attributes
size_t	size
size_t	front
size_t	rear
long	count
char *	buffer
bool *	empty
char *	buffer
bool *	empty