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/* -*- c++ -*- */
// $Id$
#ifndef JAWS_DATA_BLOCK_H
#define JAWS_DATA_BLOCK_H
#include "ace/Message_Block.h"
#if !defined (ACE_LACKS_PRAGMA_ONCE)
# pragma once
#endif /* ACE_LACKS_PRAGMA_ONCE */
#include "JAWS/Export.h"
#include "JAWS/Pipeline.h"
class JAWS_IO_Handler;
class JAWS_Dispatch_Policy;
class JAWS_Data_Block;
class JAWS_Pipeline_Handler;
class JAWS_Export JAWS_Data_Block : public ACE_Message_Block
// = TITLE
// Defines the communication unit between pipeline components
{
public:
JAWS_Data_Block (void);
JAWS_Data_Block (JAWS_Data_Block &db);
~JAWS_Data_Block (void);
JAWS_Pipeline_Handler *task (void);
JAWS_IO_Handler *io_handler (void);
JAWS_Dispatch_Policy *policy (void);
void *payload (void);
void task (JAWS_Pipeline_Handler *taskp);
void io_handler (JAWS_IO_Handler *handlerp);
void policy (JAWS_Dispatch_Policy *policyp);
void payload (void *payloadp);
enum { JAWS_DATA_BLOCK_SIZE = 8192 };
private:
JAWS_IO_Handler *io_handler_;
JAWS_Dispatch_Policy *policy_;
JAWS_Pipeline_Handler *task_;
void *payload_;
};
#endif /* !defined (JAWS_DATA_BLOCK_H) */
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