| # Gaudi Framework, version v22r2 |

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# DirSearchPath Class Reference

search for files in a list of directories More...

`#include <DirSearchPath.h>`

Collaboration diagram for DirSearchPath:
[legend]

List of all members.

## Classes
class | eqPath
| name More...
## Public Types
typedef boost::filesystem::path | path
## Public Member Functions
constructors
| DirSearchPath ()
| DirSearchPath (const std::string &stringifiedPath, const char *separator=",:")
modifiers
bool | add (const path &dir)
bool | addCWD ()
| add current work dir (*nix pwd) to path
accessors
bool | find (const std::string &fileName, std::string &fullFileName) const
| returns a flag if fileName found in search path, and sets ref to fully qualified file name (in native form)
bool | find (const path &file, path &fileFound) const
| returns a flag if file found in search path. Sets ref to completed path
std::list< path > | find_all (const path &file) const
| returns lists of files found in search path.
## Static Public Member Functions
helpers
static bool | existsDir (const std::string &dirName)
| check dirName is valid
static bool | existsDir (const path &dir)
| check dir path is valid
## Private Attributes
std::list< path > | m_dirs
| the dir container

## Detailed Description

search for files in a list of directories

Author:
  Paolo Calafiura <pcalafiura@lbl.gov> - ATLAS Collaboration

Id:
  DirSearchPath.h,v 1.2 2007/10/16 15:37:25 marcocle Exp

Definition at line 19 of file DirSearchPath.h.

## Member Typedef Documentation

typedef boost::filesystem::path DirSearchPath::path

Definition at line 21 of file DirSearchPath.h.

## Constructor & Destructor Documentation

DirSearchPath::DirSearchPath | ( | ) | `[inline]`

Definition at line 25 of file DirSearchPath.h.

    { addCWD(); }

DirSearchPath::DirSearchPath | ( | const std::string & | stringifiedPath,
|  | const char * | separator = `",:"`
| ) |  |

Exceptions:

  boost::filesystem::filesystem_error |

Definition at line 29 of file DirSearchPath.cpp.

                                                                                        {
      addCWD(); //FIXME is this a good idea?

      typedef  tokenizer<char_separator<char> > Tokenizer;

      Tokenizer tok(stringifiedPath, char_separator<char>(separator));

      //add names to dir container, filtering dir names to remove invalid ones
      //notice how we iterate over all tokens even if there is an illegal one
      Tokenizer::iterator it = tok.begin();
      while(it != tok.end()) {
        try {
          path p(*(it++));
          add(p);
        }
        catch (boost::filesystem::filesystem_error &/*err*/) {
        }
      }
    }

## Member Function Documentation

bool DirSearchPath::add | ( | const path & | dir ) |

Exceptions:

  filesystem_error |

Definition at line 54 of file DirSearchPath.cpp.

                                           {
      bool dirExist(existsDir(dir));
      //add dir to path even if dir does not (yet) exist,
      // but don't add twice same dir
      if (m_dirs.end() == std::find_if(m_dirs.begin(), m_dirs.end(), eqPath(dir)))
        m_dirs.push_back(dir);
      return dirExist;
    }

bool DirSearchPath::addCWD | ( | ) |

add current work dir (*nix pwd) to path

Definition at line 50 of file DirSearchPath.cpp.

                               {
      return add(boost::filesystem::current_path());
    }

bool DirSearchPath::existsDir | ( | const path & | dir ) | `[static]`

check dir path is valid

Definition at line 109 of file DirSearchPath.cpp.

                                                 {
      return (exists(dir) && is_directory(dir));
    }

bool DirSearchPath::existsDir | ( | const std::string & | dirName ) | `[static]`

check dirName is valid

Definition at line 102 of file DirSearchPath.cpp.

                                                          {
      bool rc(false);
      try {
        rc=is_directory(path(dirName));
      } catch(...) {}
      return rc;
    }

bool DirSearchPath::find | ( | const path & | file,
|  | path & | fileFound
| ) |  | const

returns a flag if file found in search path. Sets ref to completed path

Definition at line 75 of file DirSearchPath.cpp.

                                                                    {
      bool rc(false);
      for (std::list<path>::const_iterator iDir=m_dirs.begin(); iDir!=m_dirs.end(); ++iDir) {
        path full(*iDir / file);
        if (exists(full)) {
          fileFound = full;
          rc = true;
          break;
        }
      }
      return rc;
    }

bool DirSearchPath::find | ( | const std::string & | fileName,
|  | std::string & | fullFileName
| ) |  | const

returns a flag if fileName found in search path, and sets ref to fully qualified file name (in native form)

Definition at line 64 of file DirSearchPath.cpp.

                                                                               {
      bool rc(false);
      try {
        path fileFound;
        if ( (rc = find(path(fileName), fileFound)) )
          fullFileName = fileFound.native_directory_string();
      } catch (...) {}
      return rc;
    }

std::list< DirSearchPath::path > DirSearchPath::find_all | ( | const path & | file ) | const

returns lists of files found in search path.

Definition at line 90 of file DirSearchPath.cpp.

                                                  {
      std::list<path> found;
      for (std::list<path>::const_iterator iDir=m_dirs.begin(); iDir!=m_dirs.end(); ++iDir) {
        path full(*iDir / file);
        if (exists(full)) {
          found.push_back(full);
        }
      }
      return found;
    }

## Member Data Documentation

std::list<path> DirSearchPath::m_dirs`[private]`

the dir container

Definition at line 81 of file DirSearchPath.h.

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

- /afs/.cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r2/GaudiKernel/GaudiKernel/DirSearchPath.h
- /afs/.cern.ch/sw/Gaudi/releases/GAUDI/GAUDI_v22r2/GaudiKernel/src/Lib/DirSearchPath.cpp

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