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 throw() {
  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 throw(anna::RuntimeException) {
  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       msg += " | Was previously attached !";
  44       anna::Logger::information(msg, ANNA_FILE_LOCATION);
  45     )
  46     return;
  47   }
  48
  49   LOGDEBUG(
  50     std::string msg("anna::ComponentManager::attach | ");
  51     msg += component->asString();
  52     anna::Logger::debug(msg, ANNA_FILE_LOCATION);
  53   );
  54   a_components[className] = component;
  55 }
  56
  57 void anna::ComponentManager::detach(anna::Component* component)
  58 throw(anna::RuntimeException) {
  59   LOGMETHOD(anna::TraceMethod tm("anna::ComponentManager", "detach(component)", ANNA_FILE_LOCATION));
  60
  61   if(component == NULL)
  62     throw anna::RuntimeException("Cannot detach <null> component", ANNA_FILE_LOCATION);
  63
  64   const char* className = component->getClassName();
  65   std::map <std::string, Component*>::iterator it = a_components.find(className);
  66
  67   if(it == a_components.end()) {
  68     LOGINFORMATION(
  69       std::string msg(component->asString());
  70       msg += " | Not found: cannot erase !";
  71       anna::Logger::information(msg, ANNA_FILE_LOCATION);
  72     )
  73     return;
  74   }
  75
  76   LOGDEBUG(
  77     std::string msg("anna::ComponentManager::detach | ");
  78     msg += component->asString();
  79     anna::Logger::debug(msg, ANNA_FILE_LOCATION);
  80   );
  81   a_components.erase(it);
  82 }
  83
  84 anna::xml::Node* anna::ComponentManager::asXML(anna::xml::Node* parent) const
  85 throw() {
  86   anna::xml::Node* node(NULL);
  87   node = parent->createChild("anna.Components");
  88   std::map <std::string, Component*>::const_iterator it;
  89   std::map <std::string, Component*>::const_iterator it_min(a_components.begin());
  90   std::map <std::string, Component*>::const_iterator it_max(a_components.end());
  91   Component *cc;
  92
  93   for(it = it_min; it != it_max; it++) {
  94     anna::Guard guard(cc = (*it).second);
  95     cc->asXML(node);
  96   }
  97
  98   return parent;
  99 }
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