source/core/util/ComponentManager.cpp

   1 // ANNA - Anna is Not Nothingness Anymore                                                         //
   2 //                                                                                                //
   3 // (c) Copyright 2005-2015 Eduardo Ramos Testillano & Francisco Ruiz Rayo                         //
   4 //                                                                                                //
   5 // See project site at http://redmine.teslayout.com/projects/anna-suite                           //
   6 // See accompanying file LICENSE or copy at http://www.teslayout.com/projects/public/anna.LICENSE //
   7
   8
   9 #include <anna/config/defines.hpp>
  10 #include <anna/core/util/ComponentManager.hpp>
  11 #include <anna/core/util/Component.hpp>
  12
  13 #include <anna/core/RuntimeException.hpp>
  14 #include <anna/core/functions.hpp>
  15 #include <anna/xml/Node.hpp>
  16 #include <anna/xml/Attribute.hpp>
  17 #include <anna/core/tracing/Logger.hpp>
  18 #include <anna/core/tracing/TraceMethod.hpp>
  19
  20
  21 anna::Component* anna::ComponentManager::find(const char* className)
  22 {
  23   std::map <std::string, Component*>::iterator it = a_components.find(className);
  24
  25   if(it != a_components.end()) return (*it).second;
  26
  27   return NULL;
  28 }
  29
  30 void anna::ComponentManager::attach(anna::Component* component)
  31 noexcept(false) {
  32   LOGMETHOD(anna::TraceMethod tm("anna::ComponentManager", "attach(component)", ANNA_FILE_LOCATION));
  33
  34   if(component == NULL)
  35     throw anna::RuntimeException("Cannot attach <null> component", ANNA_FILE_LOCATION);
  36
  37   const char* className = component->getClassName();
  38   Component *already = find(className);
  39
  40   if(already) {
  41     LOGINFORMATION(
  42       //std::string msg(already->asString());
  43       std::string msg(already->getClassName());
  44       msg += " | Was previously attached !";
  45       anna::Logger::information(msg, ANNA_FILE_LOCATION);
  46     )
  47     return;
  48   }
  49
  50   LOGDEBUG(
  51     std::string msg("anna::ComponentManager::attach | ");
  52     msg += component->asString();
  53     anna::Logger::debug(msg, ANNA_FILE_LOCATION);
  54   );
  55   a_components[className] = component;
  56 }
  57
  58 void anna::ComponentManager::detach(anna::Component* component)
  59 noexcept(false) {
  60   LOGMETHOD(anna::TraceMethod tm("anna::ComponentManager", "detach(component)", ANNA_FILE_LOCATION));
  61
  62   if(component == NULL)
  63     throw anna::RuntimeException("Cannot detach <null> component", ANNA_FILE_LOCATION);
  64
  65   const char* className = component->getClassName();
  66   std::map <std::string, Component*>::iterator it = a_components.find(className);
  67
  68   if(it == a_components.end()) {
  69     LOGINFORMATION(
  70       std::string msg(component->asString());
  71       msg += " | Not found: cannot erase !";
  72       anna::Logger::information(msg, ANNA_FILE_LOCATION);
  73     )
  74     return;
  75   }
  76
  77   LOGDEBUG(
  78     std::string msg("anna::ComponentManager::detach | ");
  79     msg += component->asString();
  80     anna::Logger::debug(msg, ANNA_FILE_LOCATION);
  81   );
  82   a_components.erase(it);
  83 }
  84
  85 anna::xml::Node* anna::ComponentManager::asXML(anna::xml::Node* parent) const
  86 {
  87   anna::xml::Node* node(NULL);
  88   node = parent->createChild("anna.Components");
  89   std::map <std::string, Component*>::const_iterator it;
  90   std::map <std::string, Component*>::const_iterator it_min(a_components.begin());
  91   std::map <std::string, Component*>::const_iterator it_max(a_components.end());
  92   Component *cc;
  93
  94   for(it = it_min; it != it_max; it++) {
  95     anna::Guard guard(cc = (*it).second);
  96     cc->asXML(node);
  97   }
  98
  99   return parent;
 100 }
 101
 102