Chaste  Release::3.4
Warnings.cpp
1 /*
2 
3 Copyright (c) 2005-2016, University of Oxford.
4 All rights reserved.
5 
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10 This file is part of Chaste.
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12 Redistribution and use in source and binary forms, with or without
13 modification, are permitted provided that the following conditions are met:
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15  this list of conditions and the following disclaimer.
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23 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
24 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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31 LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
32 OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
33 
34 */
35 
36 #include <cstdlib>
37 #include <cassert>
38 #include <iostream>
39 #include <algorithm>
40 
41 #include "Warnings.hpp"
42 #include "Exception.hpp"
43 #include "LogFile.hpp"
44 #include "BoostFilesystem.hpp"
45 #include "FileFinder.hpp"
46 #include "PosixPathFixer.hpp"
47 #include "GetCurrentWorkingDirectory.hpp"
48 
50 
52 {
53 }
54 
56 {
57  PrintWarnings();
58  QuietDestroy();
59 }
60 
62 {
63  if (mpInstance)
64  {
65  delete mpInstance;
66  mpInstance = NULL;
67  }
68 }
69 
71 {
72  if (mpInstance)
73  {
74  for (WarningsContainerType::iterator it = mpInstance->mWarningMessages.begin();
75  it != mpInstance->mWarningMessages.end();
76  ++it)
77  {
78  /*
79  * Look at my warnings please.
80  * First in pair is the context.
81  * Second in pair is that actual warning.
82  */
83  std::cout << it->first << it->second << std::endl;
84  }
85  }
86 }
87 
89 {
90  if (mpInstance == NULL)
91  {
92  mpInstance = new Warnings();
93  std::atexit(NoisyDestroy);
94  }
95  return mpInstance;
96 }
97 
98 void Warnings::AddWarning(const std::string& rMessage, const std::string& rFilename, unsigned lineNumber, bool onlyOnce)
99 {
100  std::string posix_filename(ChastePosixPathFixer::ToPosix(fs::path(rFilename)));
101  std::stringstream line_number_stream;
102  line_number_stream << lineNumber;
103  std::string context("Chaste warning: in file " + posix_filename + " at line " + line_number_stream.str() + ": ");
104  std::pair<std::string, std::string> item(context, rMessage);
105 
106  if (onlyOnce)
107  {
108  WarningsContainerType::iterator it = find(mWarningMessages.begin(), mWarningMessages.end(), item);
109  if (it != mWarningMessages.end())
110  {
111  return;
112  }
113  }
114 
115  mWarningMessages.push_back(item);
116  LOG(1, context + rMessage);
117 }
118 
120 {
121  return mWarningMessages.size();
122 }
123 
125 {
126  if (mWarningMessages.empty())
127  {
128  EXCEPTION("There are no warnings");
129  }
130  std::string message = mWarningMessages.front().second; // Second in pair is the actual warning
131  mWarningMessages.pop_front();
132 
133  return message;
134 }
unsigned GetNumWarnings()
Definition: Warnings.cpp:119
#define EXCEPTION(message)
Definition: Exception.hpp:143
static Warnings * Instance()
Definition: Warnings.cpp:88
static void QuietDestroy()
Definition: Warnings.cpp:61
static void PrintWarnings()
Definition: Warnings.cpp:70
static std::string ToPosix(const fs::path path)
std::string GetNextWarningMessage()
Definition: Warnings.cpp:124
static Warnings * mpInstance
Definition: Warnings.hpp:58
WarningsContainerType mWarningMessages
Definition: Warnings.hpp:63
Warnings()
Definition: Warnings.cpp:51
static void NoisyDestroy()
Definition: Warnings.cpp:55
void AddWarning(const std::string &rMessage, const std::string &rFilename, unsigned lineNumber, bool onlyOnce=false)
Definition: Warnings.cpp:98