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Showing content from http://www.ncbi.nlm.nih.gov/IEB/ToolBox/CPP_DOC/doxyhtml/chunk__file_8cpp_source.html below:

NCBI C++ ToolKit: src/objtools/data_loaders/asn_cache/chunk_file.cpp Source File

51 using

objects::CCache_blob;

71 if

( file_path !=

GetPath

() ) {

82

" does not exist. Creating."

);

89 "Unable to open a chunk file for writing at "

+ file_path ;

111 if

( file_path !=

GetPath

() ) {

121 string

error_string =

122 "Unable to open a chunk file for reading at "

+ file_path ;

123

error_string +=

" (errno = "

132 string

error_string =

"Tried to read nonexistant chunk file at " 144

asn_stream << cache_blob;

145

asn_stream.

Flush

();

167

asn_stream >> target_blob;

175 "CChunkFile::RawRead(): "

177 ": requested a larger than supported number of bytes: "

180

streamsize

size

(raw_data_size);

185 "CChunkFile::RawRead(): "

187 ": failed to read specified number of bytes: got "

204 Uint8

new_chunk_size;

216

input_chunk_stream.seekg( input_offset );

219

" at offset "

<< input_offset <<

" failed."

);

231

ostringstream serial_number_stream;

232

serial_number_stream << setw( 5 ) << setfill(

'0'

) << serial_number;

239 unsigned int

serial_num,

244 if

( ! chunk_file.

Exists

() )

261 unsigned int

serial_num = 1;

264 if

( ! chunk_file.

Exists

() ) {

270 return

serial_num - 1;

User-defined methods of the data storage class.

size_t Append(const string &root_path, const CFile &input_chunk_file, Uint8 input_offset=0)

void Read(CCache_blob &target, std::streampos offset, size_t blob_size)

static std::string s_MakeChunkFileName(const std::string &root_path, unsigned int serial_num)

unsigned int m_ChunkSerialNum

static unsigned int s_FindNextChunk(const std::string &root_path, unsigned int serial_num, Uint8 &size)

CNcbiFstream m_FileStream

void OpenForWrite(const std::string &root_path="")

void RawWrite(const char *raw_blob, size_t raw_blob_size)

CSimpleBufferT< char > m_Buffer

void Write(const CCache_blob &cache_blob)

void OpenForRead(const std::string &root_path="", unsigned int chunk=0)

static const Int8 m_kMaxChunkSize

void RawRead(std::streampos offset, char *raw_blob, size_t raw_blob_size)

static unsigned int s_FindLastChunk(const std::string &root_path)

std::string m_OpenFileRootPath

CObjectIStreamAsnBinary â.

CObjectOStreamAsnBinary â.

void resize(size_type new_size)

std::ofstream out("events_result.xml")

main entry point for tests

#define ERR_POST(message)

Error posting with file, line number information but without error codes.

#define LOG_POST(message)

This macro is deprecated and it's strongly recomended to move in all projects (except tests) to macro...

void Error(CExceptionArgs_Base &args)

#define NCBI_ERRNO_CODE_WRAPPER

#define NCBI_THROW(exception_class, err_code, message)

Generic macro to throw an exception, given the exception class, error code and message string.

#define NCBI_ERRNO_STR_WRAPPER

void Info(CExceptionArgs_Base &args)

Int8 GetLength(void) const

Get size of file.

static string ConcatPath(const string &first, const string &second)

Concatenate two parts of the path for the current OS.

void Reset(const string &path)

Reset path string.

const string & GetPath(void) const

Get entry path.

virtual bool Exists(void) const

Check existence of file.

CNcbiStreampos GetStreamPos(void) const

Get the current stream position.

uint64_t Uint8

8-byte (64-bit) unsigned integer

#define END_NCBI_SCOPE

End previously defined NCBI scope.

#define BEGIN_NCBI_SCOPE

Define ncbi namespace.

IO_PREFIX::ifstream CNcbiIfstream

Portable alias for ifstream.

bool NcbiStreamCopy(CNcbiOstream &os, CNcbiIstream &is)

Copy the entire contents of stream "is" to stream "os".

static string Int8ToString(Int8 value, TNumToStringFlags flags=0, int base=10)

Convert Int8 to string.

static enable_if< is_arithmetic< TNumeric >::value||is_convertible< TNumeric, Int8 >::value, string >::type NumericToString(TNumeric value, TNumToStringFlags flags=0, int base=10)

Convert numeric value to string.

static string UInt8ToString(Uint8 value, TNumToStringFlags flags=0, int base=10)

Convert UInt8 to string.

const struct ncbi::grid::netcache::search::fields::SIZE size

Defines classes: CDirEntry, CFile, CDir, CSymLink, CMemoryFile, CFileUtil, CFileLock,...

NCBI C++ stream class wrappers for triggering between "new" and "old" C++ stream libraries.

std::istream & in(std::istream &in_, double &x_)

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