granicus.if.org Git - icinga2/blob - lib/base/context.cpp

   1 /******************************************************************************
   2  * Icinga 2                                                                   *
   3  * Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/)  *
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  18  ******************************************************************************/
  19
  20 #include "base/context.hpp"
  21 #include <boost/thread/tss.hpp>
  22 #include <iostream>
  23
  24 using namespace icinga;
  25
  26 static boost::thread_specific_ptr<std::list<String> > l_Frames;
  27
  28 ContextFrame::ContextFrame(const String& message)
  29 {
  30         GetFrames().push_front(message);
  31 }
  32
  33 ContextFrame::~ContextFrame()
  34 {
  35         GetFrames().pop_front();
  36 }
  37
  38 std::list<String>& ContextFrame::GetFrames()
  39 {
  40         if (!l_Frames.get())
  41                 l_Frames.reset(new std::list<String>());
  42
  43         return *l_Frames;
  44 }
  45
  46 ContextTrace::ContextTrace()
  47         : m_Frames(ContextFrame::GetFrames())
  48 { }
  49
  50 void ContextTrace::Print(std::ostream& fp) const
  51 {
  52         if (m_Frames.empty())
  53                 return;
  54
  55         fp << "\n";
  56
  57         int i = 0;
  58         for (const String& frame : m_Frames) {
  59                 fp << "\t(" << i << ") " << frame << "\n";
  60                 i++;
  61         }
  62 }
  63
  64 size_t ContextTrace::GetLength() const
  65 {
  66         return m_Frames.size();
  67 }
  68
  69 std::ostream& icinga::operator<<(std::ostream& stream, const ContextTrace& trace)
  70 {
  71         trace.Print(stream);
  72         return stream;
  73 }