CCompression Class Reference
[Compression]

Search Toolkit Book for CCompression

#include <compress.hpp>

Inheritance diagram for CCompression:

[legend]Collaboration diagram for CCompression:

[legend]List of all members.

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Detailed Description

Definition at line 155 of file compress.hpp.

Public Member Functions
	CCompression (ELevel level=eLevel_Default)
virtual	~CCompression (void)
virtual CVersionInfo	GetVersion (void) const =0
	Return name and version of the compression library.
virtual void	SetLevel (ELevel level)
virtual ELevel	GetLevel (void) const
virtual int	GetErrorCode (void) const
virtual string	GetErrorDescription (void) const
virtual TFlags	GetFlags (void) const
	Get flags.
virtual void	SetFlags (TFlags flags)
	Set flags.
Protected Types
enum	EDecompressMode { eMode_Unknown, eMode_Decompress, eMode_TransparentRead }
	Decompression mode (see fAllowTransparentRead flag). More...
Protected Member Functions
virtual bool	x_CompressFile (const string &src_file, CCompressionFile &dst_file, size_t buf_size=kCompressionDefaultBufSize)
virtual bool	x_DecompressFile (CCompressionFile &src_file, const string &dst_file, size_t buf_size=kCompressionDefaultBufSize)
void	SetError (int status, const char *description=0)
Protected Attributes
EDecompressMode	m_DecompressMode
Private Attributes
ELevel	m_Level
int	m_ErrorCode
string	m_ErrorMsg
TFlags	m_Flags
Friends
class	CCompressionStreambuf

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Member Enumeration Documentation

enum CCompression::EDecompressMode [protected]

Decompression mode (see fAllowTransparentRead flag). Enumerator: eMode_Unknown  Not known yet (decompress/transparent read). eMode_Decompress  Generic decompression. eMode_TransparentRead  Transparent read, the data is uncompressed. Definition at line 202 of file compress.hpp.

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Constructor & Destructor Documentation

CCompression::CCompression (  ELevel  level = eLevel_Default  )

Definition at line 45 of file compress.cpp.

CCompression::~CCompression (  void   )  [virtual]

Definition at line 53 of file compress.cpp.

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Member Function Documentation

int CCompression::GetErrorCode (  void   )  const [virtual]

Implements ICompression. Definition at line 74 of file compress.cpp. References m_ErrorCode. Referenced by CZipCompression::FormatErrorMessage(), and CBZip2Compression::FormatErrorMessage().

string CCompression::GetErrorDescription (  void   )  const [virtual]

Implements ICompression. Definition at line 80 of file compress.cpp. References m_ErrorMsg. Referenced by CZipCompression::FormatErrorMessage(), and CBZip2Compression::FormatErrorMessage().

CCompression::TFlags CCompression::GetFlags (  void   )  const [virtual]

Get flags. Implements ICompression. Definition at line 93 of file compress.cpp. References m_Flags. Referenced by CZipCompression::CompressFile(), CBZip2Compression::CompressFile(), CResultZBtSrcX::CResultZBtSrcX(), CZipCompressionFile::CZipCompressionFile(), CZipCompression::DecompressFile(), CBZip2Compression::DecompressFile(), and CZipCompression::DecompressFileIntoDir().

CCompression::ELevel CCompression::GetLevel (  void   )  const [virtual]

Implements ICompression. Reimplemented in CBZip2Compression. Definition at line 59 of file compress.cpp. References ICompression::eLevel_Default, ICompression::GetDefaultLevel(), and m_Level. Referenced by CZipCompression::CompressBuffer(), CZipCompression::CompressFile(), CZipCompression::DecompressFile(), CZipCompression::DecompressFileIntoDir(), CZipCompression::EstimateCompressionBufferSize(), CBZip2Compression::GetLevel(), and CZipCompressor::Init().

virtual CVersionInfo CCompression::GetVersion (  void   )  const [pure virtual]

Return name and version of the compression library. Implements ICompression. Implemented in CBZip2Compression, and CZipCompression.

void CCompression::SetError (  int  status, const char *  description = 0 )  [protected]

Definition at line 86 of file compress.cpp. References kEmptyStr, m_ErrorCode, and m_ErrorMsg. Referenced by CBZip2CompressionFile::Close(), CZipCompression::CompressBuffer(), CBZip2Compression::CompressBuffer(), CZipCompression::DecompressBuffer(), CBZip2Compression::DecompressBuffer(), CZipCompressor::End(), CBZip2Compressor::End(), CZipCompression::EstimateCompressionBufferSize(), CZipCompressor::Finish(), CBZip2Compressor::Finish(), CZipCompressor::Flush(), CBZip2Compressor::Flush(), CZipDecompressor::Init(), CZipCompressor::Init(), CBZip2Decompressor::Init(), CBZip2Compressor::Init(), CZipCompressionFile::Open(), CBZip2CompressionFile::Open(), CZipDecompressor::Process(), CZipCompressor::Process(), CBZip2Decompressor::Process(), CBZip2Compressor::Process(), CBZip2CompressionFile::Read(), CBZip2CompressionFile::Write(), x_CompressFile(), and x_DecompressFile().

void CCompression::SetFlags (  TFlags  flags  )  [virtual]

Set flags. Definition at line 99 of file compress.cpp. References m_Flags. Referenced by CZipCompression::CompressFile(), CBZip2Compression::CompressFile(), CResultZBtSrcX::CResultZBtSrcX(), CZipCompressionFile::CZipCompressionFile(), CZipCompression::DecompressFile(), CBZip2Compression::DecompressFile(), and CZipCompression::DecompressFileIntoDir().

void CCompression::SetLevel (  ELevel  level  )  [virtual]

Definition at line 68 of file compress.cpp. References m_Level.

bool CCompression::x_CompressFile (  const string &  src_file, CCompressionFile &  dst_file, size_t  buf_size = kCompressionDefaultBufSize )  [protected, virtual]

Definition at line 105 of file compress.cpp. References SetError().

bool CCompression::x_DecompressFile (  CCompressionFile &  src_file, const string &  dst_file, size_t  buf_size = kCompressionDefaultBufSize )  [protected, virtual]

Definition at line 134 of file compress.cpp. References out(), and SetError().

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Friends And Related Function Documentation

friend class CCompressionStreambuf [friend]

Definition at line 217 of file compress.hpp.

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Member Data Documentation

EDecompressMode CCompression::m_DecompressMode [protected]

Definition at line 208 of file compress.hpp. Referenced by CZipDecompressor::End(), CBZip2Decompressor::End(), CZipDecompressor::Finish(), CBZip2Decompressor::Finish(), CBZip2Decompressor::Flush(), CBZip2CompressionFile::Open(), CZipDecompressor::Process(), CBZip2Decompressor::Process(), and CBZip2CompressionFile::Read().

int CCompression::m_ErrorCode [private]

Definition at line 212 of file compress.hpp. Referenced by GetErrorCode(), and SetError().

string CCompression::m_ErrorMsg [private]

Definition at line 213 of file compress.hpp. Referenced by GetErrorDescription(), and SetError().

TFlags CCompression::m_Flags [private]

Definition at line 214 of file compress.hpp. Referenced by GetFlags(), and SetFlags().

ELevel CCompression::m_Level [private]

Definition at line 211 of file compress.hpp. Referenced by GetLevel(), and SetLevel().

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

• include/util/compress/compress.hpp
• src/util/compress/compress.cpp

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