pegasus/src/Pegasus/Common/FileSystem.h - diff

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Diff for /pegasus/src/Pegasus/Common/FileSystem.h between version 1.11 and 1.43.4.1

version 1.11, 2001/05/20 20:34:00

version 1.43.4.1, 2007/02/15 16:23:30

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//%/////////////////////////////////////////////////////////////////////////////

//%2006////////////////////////////////////////////////////////////////////////

// Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems.

// IBM Corp.; EMC Corporation, The Open Group.

// IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; VERITAS Software Corporation; The Open Group.

// EMC Corporation; Symantec Corporation; The Open Group.

// Permission is hereby granted, free of charge, to any person obtaining a

// Permission is hereby granted, free of charge, to any person obtaining a copy

// copy of this software and associated documentation files (the "Software"),

// of this software and associated documentation files (the "Software"), to

// to deal in the Software without restriction, including without limitation

// deal in the Software without restriction, including without limitation the

// the rights to use, copy, modify, merge, publish, distribute, sublicense,

// rights to use, copy, modify, merge, publish, distribute, sublicense, and/or

// and/or sell copies of the Software, and to permit persons to whom the

// sell copies of the Software, and to permit persons to whom the Software is

// Software is furnished to do so, subject to the following conditions:

// furnished to do so, subject to the following conditions:

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

// ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED

// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL

// "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT

// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

// LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR

// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

// PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT

// FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER

// HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN

// DEALINGS IN THE SOFTWARE.

// ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION

// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

//==============================================================================

// Author: Mike Brasher (mbrasher@bmc.com)

// Modified By:

//%/////////////////////////////////////////////////////////////////////////////

#ifndef Pegasus_FileSystem_h

#define Pegasus_FileSystem_h

#include <fstream>

#include <Pegasus/Common/Config.h>

#include <Pegasus/Common/String.h>

#include <Pegasus/Common/Array.h>

#include <Pegasus/Common/ArrayInternal.h>

#include <Pegasus/Common/Exception.h>

#include <Pegasus/Common/InternalException.h>

#include <Pegasus/Common/System.h>

#include <Pegasus/Common/Linkage.h>

#include <fstream>

#include <cstdio>

#if defined(PEGASUS_OS_OS400)

#include "EBCDIC_OS400.h"

#endif

#include <Pegasus/Common/Buffer.h>

PEGASUS_NAMESPACE_BEGIN

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@exception CannotOpenFile

static void loadFileToMemory(

Array<Sint8>& array,

Buffer& array,

const String& fileName);

/** Determines whether two files have exactly the same content.

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const String& oldPath,

const String& newPath);

/** Same as rename file except that the case of the file referred to

by oldPath is ignored.

static Boolean renameFileNoCase(

const String& oldPath,

const String& newPath);

/** Copy a file.

@param fromPath name of existing file.

@param toPath name of new file.

@return true on success.

static Boolean copyFile(

const String& fromPath,

const String& toPath);

/** Opens a file and ignores the case of the file. Note that the file

will be opend in binary mode (no translation of carriage-return-line-

feed sequences on Windows).

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@param path path of file to be opened.

@return true on success.

Boolean openNoCase(PEGASUS_STD(ifstream)& is, const String& path);

static Boolean openNoCase(PEGASUS_STD(ifstream)& is, const String& path);

/** Opens a file and ignores the case of the file. Note that the file

open mode of the file must be passed in.

@param os file stream to be opend.

@param path path of file to be opened.

@param mode mode to open the file in.

@return true on success.

static Boolean openNoCase(

PEGASUS_STD(fstream)& fs,

const String& path,

int mode);

/** Determines whether the path refers to a directory.

@param path path of the directory.

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static void translateSlashes(String& path);

/** Get an absolute path from an absolute directory and a relative or

absolute file name. If the file name is fully specified, it is

returned unchanged. Otherwise, the specified directory is prepended

to the file name.

static String getAbsolutePath(const char* path, const String& filename);

/** Return the just the filename to the file name into base.

static String extractFileName(const String& base);

/** Return the just the path to the file name into path.

static String extractFilePath(const String& path);

/** Changes file permissions on the given file.

@param path path of the file.

@param mode the bit-wise inclusive OR of the values for the

desired permissions.

@return true on success, false on error and errno is set appropriately.

static Boolean changeFilePermissions(const String& path, mode_t mode);

/**

Return OS path specific delimiter.

@return delimiter specific to the platform

static String getPathDelimiter();

/**

Returns the absolute pathname for the specified filename.

@param paths directories seperated by an OS specific delimiter to search

@param filename filename to search for in the paths

@return the full absolute pathname to the found filename or an empty

string on failure.

static String getAbsoluteFileName(

const String& paths,

const String& filename);

/**

Convert a library name to its corresponding file name by adding the

appropriate prefix and suffix.

@param libraryName The name of the library for which to build the file

name.

@return The file name corresponding to the specified library name.

static String buildLibraryFileName(const String &libraryName);

static Boolean changeFileOwner(

const String& fileName,

const String& userName);

/**

Flushes the data from the iostream buffers to the OS buffers and

then flushes the data from the OS buffers to the disk.

This will avoid the possible data loss in case of an OS crash when

OS filesystem commit directory-level changes immediately while

file-level changes remain cached (e.g. HP-UX).

@param fstream The iostream that we want to flush data.

static void syncWithDirectoryUpdates(PEGASUS_STD(fstream)&);

private:

FileSystem() { }

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return FileSystem::removeFile(realPath);

}

inline Boolean FileSystem::renameFileNoCase(

const String& oldPath,

const String& newPath)

{

String realPath;

if (!existsNoCase(oldPath, realPath))

return false;

return FileSystem::renameFile(realPath, newPath);

}

inline Boolean FileSystem::getFileSizeNoCase(const String& path, Uint32& size)

{

String realPath;

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return FileSystem::getFileSize(realPath, size);

}

inline String FileSystem::getAbsolutePath(

const char* path,

const String& filename)

{

String absolutePath;

if (filename != String::EMPTY)

{

if (!System::is_absolute_path(filename.getCString()) && path && path[0])

{

absolutePath.append(path);

absolutePath.append('/');

}

absolutePath.append(filename);

}

translateSlashes(absolutePath);

return absolutePath;

}

inline Boolean Open(PEGASUS_STD(ifstream)& is, const String& path)

{

#if defined(PEGASUS_OS_OS400)

is.open(path.getCString(), PEGASUS_STD(_CCSID_T(1208)));

#else

is.open(path.getCString());

#endif

return !!is;

}

inline Boolean Open(PEGASUS_STD(ofstream)& os, const String& path)

{

#if defined(PEGASUS_OS_OS400)

os.open(path.getCString(), PEGASUS_STD(_CCSID_T(1208)));

#else

os.open(path.getCString());

#endif

return !!os;

}

inline Boolean OpenAppend(PEGASUS_STD(ofstream)& os, const String& path)

{

#if defined(PEGASUS_OS_OS400)

os.open(

path.getCString(), PEGASUS_STD(ios::app), PEGASUS_STD(_CCSID_T(1208)));

#else

os.open(path.getCString(), PEGASUS_STD(ios::app));

#endif

return !!os;

}

inline String FileSystem::getPathDelimiter()

{

#if defined(PEGASUS_OS_TYPE_WINDOWS)

return String(";");

#else

return String(":");

#endif

}

/** Get the next line from the input file.

PEGASUS_COMMON_LINKAGE Boolean GetLine(PEGASUS_STD(istream)& is, String& line);

PEGASUS_NAMESPACE_END

#endif /* Pegasus_FileSystem_h */

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