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MySQL 5.1: LinearWriter Class Reference

LinearWriter Class Reference

#include <SimpleProperties.hpp>

Inheritance diagram for LinearWriter:

[legend]Collaboration diagram for LinearWriter:

[legend]List of all members.


Public Member Functions
	LinearWriter (Uint32 *src, Uint32 len)
virtual	~LinearWriter ()
virtual bool	reset ()
virtual bool	putWord (Uint32 val)
virtual bool	putWords (const Uint32 *src, Uint32 len)
Uint32	getWordsUsed () const
Private Attributes
Uint32	m_len
Uint32	m_pos
Uint32 *	m_src

Detailed Description

Writer for linear memory

Definition at line 207 of file SimpleProperties.hpp.

Constructor & Destructor Documentation

LinearWriter::LinearWriter	(	Uint32 *	src,
		Uint32	len
	)

Definition at line 369 of file SimpleProperties.cpp.

References m_len, m_src, and reset().

00369                                                   {
00370   m_src = src;
00371   m_len = len;
00372   reset();
00373 }

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virtual LinearWriter::~LinearWriter ( ) [inline, virtual]

Definition at line 210 of file SimpleProperties.hpp.

00210 {}

Member Function Documentation

Uint32 LinearWriter::getWordsUsed ( ) const

Definition at line 397 of file SimpleProperties.cpp.

References m_pos.

Referenced by Dbdict::alterIndex_toCreateTrigger(), Dbdict::buildIndex_toCreateConstr(), Ndbcntr::createSystableLab(), Dbdict::packTableIntoPages(), Trix::prepareInsertTransactions(), Dbdict::prepareUtilTransaction(), and writer().

00397 { return m_pos;}

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bool LinearWriter::putWord ( Uint32 val ) [virtual]

Implements SimpleProperties::Writer.

Definition at line 378 of file SimpleProperties.cpp.

References m_len, m_pos, and m_src.

00378                                {
00379   if(m_pos < m_len){
00380     m_src[m_pos++] = val;
00381     return true;
00382   }
00383   return false;
00384 }

bool LinearWriter::putWords	(	const Uint32 *	src,
		Uint32	len
	)			`[virtual]`

Implements SimpleProperties::Writer.

Definition at line 387 of file SimpleProperties.cpp.

References m_len, m_pos, m_src, and memcpy.

00387                                                     {
00388   if(m_pos + len <= m_len){
00389     memcpy(&m_src[m_pos], src, 4 * len);
00390     m_pos += len;
00391     return true;
00392   }
00393   return false;
00394 }