ossimDirectoryData Class Reference

#include <ossimDirectoryData.h>

Public Member Functions
	ossimDirectoryData (const ossimFilename &dirname)
	~ossimDirectoryData ()
bool	isOk () const
void	setFlags (int flags)
int	getFlags () const
void	rewind ()
bool	read (ossimFilename &filename)

Private Attributes
DIR *	theDir
ossimFilename	theDirectoryName
int	theFlags

Detailed Description

Definition at line 21 of file ossimDirectoryData.h.

Constructor & Destructor Documentation

ossimDirectoryData()

ossimDirectoryData::ossimDirectoryData

(

const ossimFilename &

dirname

)

Definition at line 29 of file ossimDirectoryData.cpp.

References ossimString::c_str(), ossimString::length(), n, theDir, and theDirectoryName.

         : theDirectoryName(dirname)
{
    theDir = NULL;

    // throw away the trailing slashes
    size_t n = theDirectoryName.length();
    if(n > 0)
    {

       while ( n > 0 && theDirectoryName[--n] == '/' )
        ;

//       theDirectoryName.Truncate(n + 1);

    // do open the dir
       theDir = opendir(theDirectoryName.c_str());
    }
}

~ossimDirectoryData()

ossimDirectoryData::~ossimDirectoryData

(

)

Definition at line 49 of file ossimDirectoryData.cpp.

References theDir.

{
   if ( theDir )
   {
      if ( closedir(theDir) != 0 )
      {
         // ERROR closing directory
      }
   }
}

Member Function Documentation

getFlags()

int ossimDirectoryData::getFlags

(

)

const

Definition at line 142 of file ossimDirectoryData.cpp.

References theFlags.

{
   return theFlags;
}

isOk()

bool ossimDirectoryData::isOk ( ) const

inline

Definition at line 27 of file ossimDirectoryData.h.

Referenced by ossimDirectory::open().

{ return theDir != NULL; }

read()

bool ossimDirectoryData::read

(

ossimFilename &

filename

)

Definition at line 60 of file ossimDirectoryData.cpp.

References ossimFilename::dirCat(), ossimFilename::isDir(), ossimFilename::isFile(), ossimString::match(), ossimFilename::NIL, ossimDirectory::OSSIM_DIR_DIRS, ossimDirectory::OSSIM_DIR_DOTDOT, ossimDirectory::OSSIM_DIR_FILES, theDir, theDirectoryName, and theFlags.

Referenced by ossimDirectory::getNext().

{
   filename = ossimFilename::NIL;
   dirent *de = (dirent *)NULL;    // just to silent compiler warnings
   bool matches = false;
   ossimFilename temp;

   while ( !matches )
   {
      de = readdir(theDir);
      if ( !de )
      {
         return false;
      }
      
      temp = theDirectoryName.dirCat(de->d_name);

      //***
      // NOTE:
      // The check for "." and ".." did not work so added pattern match check.
      //***
      
      // Check for "." and ".." match at the end of the name.
      ossimString s = temp.match("\\.$|\\.\\.$"); 
      
      // don't return "." and ".." unless asked for
      if ( (temp == "..") ||
           (temp == ".")  ||
           (s    == ".")  ||
           (s    == "..") )
      {
         if (theFlags & ossimDirectory::OSSIM_DIR_DOTDOT)
         {
            matches = true;
         }
      }
      else if((temp.isDir()) &&
              (theFlags & ossimDirectory::OSSIM_DIR_DIRS))
      {
         matches = true;
      }
      else if((temp.isFile()) &&
              (theFlags & ossimDirectory::OSSIM_DIR_FILES))
      {
         matches = true;
      }
      else
      {
         matches = false;
      }
   }
   
   if (matches)
   {
      filename = temp;//de->d_name;
   }
   
   return matches;
}

rewind()

void ossimDirectoryData::rewind

(

)

Definition at line 147 of file ossimDirectoryData.cpp.

References theDir.

Referenced by ossimDirectory::getFirst().

{
   rewinddir(theDir);
}

setFlags()

void ossimDirectoryData::setFlags

(

int

flags

)

Definition at line 137 of file ossimDirectoryData.cpp.

References theFlags.

Referenced by ossimDirectory::getFirst().

{
   theFlags = flags;
}

Member Data Documentation

theDir

DIR* ossimDirectoryData::theDir

private

Definition at line 36 of file ossimDirectoryData.h.

Referenced by ossimDirectoryData(), read(), rewind(), and ~ossimDirectoryData().

theDirectoryName

ossimFilename ossimDirectoryData::theDirectoryName

private

Definition at line 37 of file ossimDirectoryData.h.

Referenced by ossimDirectoryData(), and read().

theFlags

int ossimDirectoryData::theFlags

private

Definition at line 38 of file ossimDirectoryData.h.

Referenced by getFlags(), read(), and setFlags().

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

• ossimDirectoryData.h
• ossimDirectoryData.cpp