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  • Committer: CI bot
  • Author(s): Charles Kerr
  • Date: 2014-07-07 22:22:21 UTC
  • mfrom: (6.1.9 per-transfer-actions)
  • Revision ID: ps-jenkins@lists.canonical.com-20140707222221-5o6gsim4jnmfy6ry
Create per-transfer actions for simpler state lookup by renderers. Previously this was done as a single action that contained a map of unique transfer ids to states. 
Approved by: Ted Gould, Ted Gould

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include/transfer/transfer.h
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namespace transfer {
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/**
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 * \brief Plain Old Data Structure representing a single Transfer
 
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 * \brief A simple struct representing a single Transfer
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 */
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struct Transfer
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{
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                 HASHING, PROCESSING, FINISHED,
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                 ERROR } State;
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  State state = QUEUED;
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  bool can_start() const { return state==QUEUED; }
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  bool can_resume() const { return state==PAUSED || state==CANCELED || state==ERROR; }
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  bool can_pause() const { return state==RUNNING || state==HASHING || state==PROCESSING; }
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  bool can_cancel() const { return state!=FINISHED; }
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  bool can_clear() const { return state==FINISHED; }
 
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  bool can_start() const;
 
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  bool can_resume() const;
 
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  bool can_pause() const;
 
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  bool can_cancel() const;
 
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  bool can_clear() const;
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  // -1 == unknown
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  int seconds_left = -1;
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  // meaningful iff state is FINISHED
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  std::string local_path;
 
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protected:
 
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  static std::string next_unique_id();
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};
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} // namespace transfer