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

   1 /* Icinga 2 | (c) 2012 Icinga GmbH | GPLv2+ */
   2
   3 #include "base/context.hpp"
   4 #include <boost/thread/tss.hpp>
   5 #include <iostream>
   6
   7 using namespace icinga;
   8
   9 static boost::thread_specific_ptr<std::list<String> > l_Frames;
  10
  11 ContextFrame::ContextFrame(const String& message)
  12 {
  13         GetFrames().push_front(message);
  14 }
  15
  16 ContextFrame::~ContextFrame()
  17 {
  18         GetFrames().pop_front();
  19 }
  20
  21 std::list<String>& ContextFrame::GetFrames()
  22 {
  23         if (!l_Frames.get())
  24                 l_Frames.reset(new std::list<String>());
  25
  26         return *l_Frames;
  27 }
  28
  29 ContextTrace::ContextTrace()
  30         : m_Frames(ContextFrame::GetFrames())
  31 { }
  32
  33 void ContextTrace::Print(std::ostream& fp) const
  34 {
  35         if (m_Frames.empty())
  36                 return;
  37
  38         fp << "\n";
  39
  40         int i = 0;
  41         for (const String& frame : m_Frames) {
  42                 fp << "\t(" << i << ") " << frame << "\n";
  43                 i++;
  44         }
  45 }
  46
  47 size_t ContextTrace::GetLength() const
  48 {
  49         return m_Frames.size();
  50 }
  51
  52 std::ostream& icinga::operator<<(std::ostream& stream, const ContextTrace& trace)
  53 {
  54         trace.Print(stream);
  55         return stream;
  56 }