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Viewing changes to mysys/cached_directory.h

  • Committer: Padraig O'Sullivan
  • Date: 2009-11-28 22:02:19 UTC
  • mfrom: (1228 push)
  • mto: (1228.4.1 push)
  • mto: This revision was merged to the branch mainline in revision 1234.
  • Revision ID: osullivan.padraig@gmail.com-20091128220219-m3x28m8q2unbirke
Merge from trunk.

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mysys/cached_directory.h
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 *   Defines the interface to the CachedDirectory class.
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 */
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#ifndef DRIZZLED_CACHED_DIRECTORY_H
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#define DRIZZLED_CACHED_DIRECTORY_H
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#include <dirent.h>
 
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#ifndef MYSYS_CACHED_DIRECTORY_H
 
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#define MYSYS_CACHED_DIRECTORY_H
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#include <iostream>
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#include <vector>
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#include <set>
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#include <string>
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#include <cstdlib>
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#include <cerrno>
 
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#include <dirent.h>
 
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#include <stdlib.h>
 
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#include <errno.h>
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namespace drizzled
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{
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/**
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 * A utility class to handle processing the entries/files within a directory.
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class CachedDirectory
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{
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public:
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  enum FILTER {
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    NONE,
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    DIRECTORY,
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    FILE,
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    MAX
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  };
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  class Entry
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  {
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    Entry();
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  public:
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    std::string filename;
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    explicit Entry(std::string in_name)
 
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    Entry(std::string in_name)
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      : filename(in_name)
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    {}
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  };
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   * @param[in] File extensions to allow
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   */
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  CachedDirectory(const std::string& in_path, std::set<std::string>& allowed_exts);
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  CachedDirectory(const std::string& in_path, enum CachedDirectory::FILTER filter);
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  /**
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   * Destructor.  Cleans up any resources we've taken 
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   * @retval false Failure
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   */
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  bool open(const std::string &in_path, std::set<std::string> &allowable_exts);
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  bool open(const std::string &in_path, std::set<std::string> &allowed_exts, enum CachedDirectory::FILTER filter);
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  friend std::ostream& operator<<(std::ostream& output, CachedDirectory &directory)
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  {
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    output << "CachedDirectory:(Path: " << directory.getPath() << ")\n";
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    CachedDirectory::Entries files= directory.getEntries();
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    for (CachedDirectory::Entries::iterator fileIter= files.begin();
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         fileIter != files.end(); fileIter++)
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    {
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      CachedDirectory::Entry *entry= *fileIter;
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      output << "\t(" << entry->filename << ")\n";
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    }
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    return output;  // for multiple << operators.
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  }
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};
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} /* namespace drizzled */
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#endif /* DRIZZLED_CACHED_DIRECTORY_H */
 
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#endif /* MYSYS_CACHED_DIRECTORY_H */