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OperationGatherStatistics.h
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1 /* -*- c++ -*-
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3  *
4  * This file is part of Hypertable.
5  *
6  * Hypertable is free software; you can redistribute it and/or
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14  * GNU General Public License for more details.
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21 
28 #ifndef HYPERTABLE_OPERATIONGATHERSTATISTICS_H
29 #define HYPERTABLE_OPERATIONGATHERSTATISTICS_H
30 
31 #include "Common/StringExt.h"
32 
33 #include "OperationEphemeral.h"
34 
35 namespace Hypertable {
36 
43  public:
44 
47 
50 
58  virtual void execute();
59  virtual const String name();
60  virtual const String label();
61  virtual bool exclusive() { return true; }
62  virtual void display_state(std::ostream &os) { }
63  };
64 
67 } // namespace Hypertable
68 
69 #endif // HYPERTABLE_OPERATIONGATHERSTATISTICS_H
virtual const String label()
Human readable label for operation.
Abstract base class for ephemeral operations.
std::string String
A String is simply a typedef to std::string.
Definition: String.h:44
Declarations for OperationEphemeral.
std::shared_ptr< Context > ContextPtr
Smart pointer to Context.
Definition: Context.h:265
virtual bool exclusive()
Indicates if operation is exclusive.
Hypertable definitions
OperationGatherStatistics(ContextPtr &context)
Constructor.
virtual void display_state(std::ostream &os)
Write human readable operation state to output stream.
Gathers and processes RangeServer statistics.
virtual void execute()
Carries out "gather statistics operation.
String extensions and helpers: sets, maps, append operators etc.
virtual const String name()
Name of operation used for exclusivity.