| 1 | /*
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| 2 | * Project: MoleCuilder
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| 3 | * Description: creates and alters molecular systems
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| 4 | * Copyright (C) 2010 University of Bonn. All rights reserved.
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| 5 | * Please see the LICENSE file or "Copyright notice" in builder.cpp for details.
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| 6 | */
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| 7 |
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| 8 | /*
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| 9 | * errorLogger.cpp
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| 10 | *
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| 11 | * Created on: Oct 19, 2009
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| 12 | * Author: metzler
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| 13 | */
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| 14 |
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| 15 | // include config.h
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| 16 | #ifdef HAVE_CONFIG_H
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| 17 | #include <config.h>
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| 18 | #endif
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| 19 |
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| 20 | //#include "CodePatterns/MemDebug.hpp"
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| 21 |
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| 22 | #include <fstream>
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| 23 | #include <iostream>
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| 24 | #include "CodePatterns/errorlogger.hpp"
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| 25 | #include "CodePatterns/Verbose.hpp"
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| 26 | #include "CodePatterns/Singleton_impl.hpp"
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| 27 |
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| 28 | int errorLogger::verbosity = 2;
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| 29 | ostream* errorLogger::nix = NULL;
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| 30 | ostream* errorLogger::defaultout = NULL;
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| 31 | ostream* errorLogger::out = NULL;
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| 32 |
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| 33 | /**
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| 34 | * Constructor. Do not use this function. Use getInstance() instead.
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| 35 | *
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| 36 | * \return errorLogger instance
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| 37 | */
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| 38 | errorLogger::errorLogger()
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| 39 | {
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| 40 | nix = new ofstream("/dev/null");
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| 41 | defaultout = &cerr;
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| 42 | out = defaultout;
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| 43 | };
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| 44 |
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| 45 | /**
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| 46 | * Destructor. Better use purgeInstance().
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| 47 | */
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| 48 | errorLogger::~errorLogger()
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| 49 | {
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| 50 | delete nix;
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| 51 | out = NULL; // we are not responsible if out got changed
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| 52 | defaultout = NULL; // do not delete cerr
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| 53 | }
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| 54 |
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| 55 | CONSTRUCT_SINGLETON(errorLogger)
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| 56 |
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| 57 | /**
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| 58 | * Sets the verbosity.
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| 59 | *
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| 60 | * \param verbosityLevel verbosity
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| 61 | */
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| 62 | void errorLogger::setVerbosity(int verbosityLevel) {
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| 63 | verbosity = verbosityLevel;
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| 64 | }
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| 65 |
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| 66 | /**
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| 67 | * Gets the verbosity.
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| 68 | *
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| 69 | * \return verbosity level
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| 70 | */
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| 71 | int errorLogger::getVerbosity()
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| 72 | {
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| 73 | return verbosity;
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| 74 | }
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| 75 |
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| 76 | /** Sets a new output stream.
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| 77 | *
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| 78 | * \param _newout new output stream, if NULL we set to defaultout
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| 79 | */
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| 80 | void errorLogger::setOutputStream(ostream *_newout)
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| 81 | {
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| 82 | if(_newout != NULL)
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| 83 | out = _newout;
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| 84 | else
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| 85 | out = defaultout;
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| 86 | }
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| 87 |
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| 88 |
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| 89 | /**
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| 90 | * Operator for the Binary(arg) call.
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| 91 | * Constructs temporary a Verbose class object, wherein the Binary is stored.
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| 92 | * Then << is called, which calls Binary's print which adds the tabs and logs
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| 93 | * the stream.
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| 94 | * \param &ost stream to extend
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| 95 | * \param &m pointer to created Binary object
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| 96 | * \return &ost
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| 97 | */
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| 98 | ostream& operator<<(class errorLogger& l, const Verbose& v)
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| 99 | {
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| 100 | int verbosityLevel = l.verbosity;
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| 101 | l.nix->clear();
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| 102 | if (v.DoErrorOutput(verbosityLevel)) {
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| 103 | switch(v.Verbosity) {
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| 104 | case 0:
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| 105 | cerr << "CRITICAL: ";
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| 106 | break;
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| 107 | case 1:
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| 108 | cerr << "ERROR: ";
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| 109 | break;
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| 110 | case 2:
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| 111 | cerr << "WARNING: ";
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| 112 | break;
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| 113 | default:
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| 114 | break;
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| 115 | }
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| 116 | v.print(*errorLogger::out);
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| 117 | return *errorLogger::out;
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| 118 | } else
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| 119 | return *l.nix;
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| 120 | };
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| 121 | ostream& operator<<(class errorLogger* l, const Verbose& v)
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| 122 | {
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| 123 | int verbosityLevel = l->verbosity;
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| 124 | l->nix->clear();
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| 125 | if (v.DoErrorOutput(verbosityLevel)) {
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| 126 | switch(v.Verbosity) {
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| 127 | case 0:
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| 128 | cerr << "CRITICAL: ";
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| 129 | break;
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| 130 | case 1:
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| 131 | cerr << "ERROR: ";
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| 132 | break;
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| 133 | case 2:
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| 134 | default:
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| 135 | cerr << "WARNING: ";
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| 136 | break;
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| 137 | }
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| 138 | v.print(*errorLogger::out);
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| 139 | return *errorLogger::out;
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| 140 | } else
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| 141 | return *l->nix;
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| 142 | };
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| 143 |
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| 144 |
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