aitools::invertedindex::System Class Reference

#include <System.hpp>

List of all members.

Static Public Member Functions
static uint64_t	directory_size (const bfs::path &path) throw (std::invalid_argument)
static void	fclose (FILE *file)
static FILE *	fopen (const bfs::path &path, const std::string &mode) throw (std::invalid_argument)
static void	fread (void *data, size_t size, size_t count, FILE *file) throw (std::runtime_error)
static void	fwrite (const void *data, size_t size, size_t count, FILE *file) throw (std::runtime_error)
static void	fseek (FILE *file, long offset, int origin) throw (std::runtime_error)
static long	ftell (FILE *file) throw (std::runtime_error)
static FILE *	tmpfile () throw (std::runtime_error)
Private Member Functions
	System ()
	~System ()

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Detailed Description

A helper class to wrap some system calls to throw exceptions on failure.

Author:

martin.trenkmann@uni-weimar.de

Created on Jun 22, 2008

Id

System.hpp,v 1.1 2010/05/11 23:41:08 trenkman Exp

Definition at line 24 of file System.hpp.

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Constructor & Destructor Documentation

aitools::invertedindex::System::System

(

)

[private]

aitools::invertedindex::System::~System

(

)

[private]

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Member Function Documentation

uint64_t aitools::invertedindex::System::directory_size

(

const bfs::path &

path

)

throw (std::invalid_argument) [static]

Definition at line 9 of file System.cpp.

References aitools::invertedindex::Exception::throw_invalid_argument().

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void aitools::invertedindex::System::fclose

(

FILE *

file

)

[static]

Definition at line 25 of file System.cpp.

Referenced by aitools::invertedindex::MPHashFunction::create(), aitools::invertedindex::MPHashFunction::load(), and aitools::invertedindex::MPHashFunction::save().

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FILE * aitools::invertedindex::System::fopen	(	const bfs::path &	path,
		const std::string &	mode
	)			throw (std::invalid_argument) [static]

Definition at line 32 of file System.cpp.

References aitools::util::fopen(), and aitools::invertedindex::Exception::throw_invalid_argument().

Referenced by aitools::invertedindex::StorageBuilder::close(), aitools::invertedindex::MPHashFunction::create(), aitools::invertedindex::MPHashFunction::load(), aitools::invertedindex::StorageSearcher::open(), and aitools::invertedindex::MPHashFunction::save().

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void aitools::invertedindex::System::fread	(	void *	data,
		size_t	size,
		size_t	count,
		FILE *	file
	)			throw (std::runtime_error) [static]

Definition at line 44 of file System.cpp.

References aitools::util::fread(), and aitools::invertedindex::Exception::throw_runtime_error().

Referenced by aitools::invertedindex::StorageSearcher::open().

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void aitools::invertedindex::System::fseek	(	FILE *	file,
		long	offset,
		int	origin
	)			throw (std::runtime_error) [static]

Definition at line 68 of file System.cpp.

References aitools::util::fseek(), and aitools::invertedindex::Exception::throw_runtime_error().

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long aitools::invertedindex::System::ftell

(

FILE *

file

)

throw (std::runtime_error) [static]

Definition at line 79 of file System.cpp.

References aitools::util::ftell(), and aitools::invertedindex::Exception::throw_runtime_error().

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void aitools::invertedindex::System::fwrite	(	const void *	data,
		size_t	size,
		size_t	count,
		FILE *	file
	)			throw (std::runtime_error) [static]

Definition at line 56 of file System.cpp.

References aitools::util::fwrite(), and aitools::invertedindex::Exception::throw_runtime_error().

Referenced by aitools::invertedindex::PostlistBuilder::append().

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FILE * aitools::invertedindex::System::tmpfile

(

)

throw (std::runtime_error) [static]

Definition at line 91 of file System.cpp.

References aitools::util::throw_runtime_error(), and aitools::util::tmpfile().

Referenced by aitools::invertedindex::ExternalMergeSort::swap_out().

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

• /home/palakars/workspace-inprogress/code-in-progress/aitools3/aitools3-aq-invertedindex-cpp/src/core/System.hpp
• /home/palakars/workspace-inprogress/code-in-progress/aitools3/aitools3-aq-invertedindex-cpp/src/core/System.cpp