C++ ObjectArray::begin方法代码示例

//------------------------------------------------------------------------------
void RunSimulator::SetPropagationProperties(PropagationStateManager *psm)
{
   ObjectArray pObjects;
   psm->GetStateObjects(pObjects, Gmat::UNKNOWN_OBJECT);

   for (ObjectArray::iterator p = pObjects.begin(); p != pObjects.end(); ++p)
   {
      if ((*p)->IsOfType(Gmat::SPACEOBJECT))
      {
         if (includeSTMPropagation)
            psm->SetProperty("STM", *p);
      }
   }
}

  void ImmixGC::collect(GCData& data) {
    Object* tmp;

    gc_.clear_lines();

    int via_handles_ = 0;
    int via_roots = 0;
    int via_stack = 0;
    int callframes = 0;

    for(Roots::Iterator i(data.roots()); i.more(); i.advance()) {
      tmp = i->get();
      if(tmp->reference_p()) saw_object(tmp);
      via_roots++;
    }

    if(data.threads()) {
      for(std::list<ManagedThread*>::iterator i = data.threads()->begin();
          i != data.threads()->end();
          i++) {
        for(Roots::Iterator ri((*i)->roots()); ri.more(); ri.advance()) {
          ri->set(saw_object(ri->get()));
        }
      }
    }

    for(capi::Handles::Iterator i(*data.handles()); i.more(); i.advance()) {
      if(i->in_use_p() && !i->weak_p()) {
        saw_object(i->object());
        via_handles_++;
      }
    }

    for(capi::Handles::Iterator i(*data.cached_handles()); i.more(); i.advance()) {
      if(i->in_use_p() && !i->weak_p()) {
        saw_object(i->object());
        via_handles_++;
      }
    }

    std::list<capi::Handle**>* gh = data.global_handle_locations();

    if(gh) {
      for(std::list<capi::Handle**>::iterator i = gh->begin();
          i != gh->end();
          i++) {
        capi::Handle** loc = *i;
        if(capi::Handle* hdl = *loc) {
          if(!CAPI_REFERENCE_P(hdl)) continue;
          if(hdl->valid_p()) {
            Object* obj = hdl->object();
            if(obj && obj->reference_p()) {
              saw_object(obj);
              via_handles_++;
            }
          } else {
            std::cerr << "Detected bad handle checking global capi handles\n";
          }
        }
      }
    }

    for(VariableRootBuffers::Iterator i(data.variable_buffers());
        i.more(); i.advance()) {
      Object*** buffer = i->buffer();
      for(int idx = 0; idx < i->size(); idx++) {
        Object** var = buffer[idx];
        Object* tmp = *var;

        via_stack++;
        if(tmp->reference_p() && tmp->young_object_p()) {
          saw_object(tmp);
        }
      }
    }

    // Walk all the call frames
    for(CallFrameLocationList::const_iterator i = data.call_frames().begin();
        i != data.call_frames().end();
        i++) {
      callframes++;
      CallFrame** loc = *i;
      walk_call_frame(*loc);
    }

    gc_.process_mark_stack(allocator_);

    // We've now finished marking the entire object graph.

    check_finalize();

    // Finalize can cause more things to continue to live, so we must
    // check the mark_stack again.
    gc_.process_mark_stack(allocator_);

    // Sweep up the garbage
    gc_.sweep_blocks();

    // This resets the allocator state to sync it up with the BlockAllocator
    // properly.
//.........这里部分代码省略.........

//------------------------------------------------------------------------------
// bool SetTankFromSpacecraft()
//------------------------------------------------------------------------------
bool ImpulsiveBurn::SetTankFromSpacecraft()
{
   #ifdef DEBUG_IMPBURN_SET
   MessageInterface::ShowMessage
      ("ImpulsiveBurn::SetTankFromSpacecraft() entered, spacecraft=<%p>'%s'\n",
       spacecraft, spacecraft ? spacecraft->GetName().c_str() : "NULL");
   MessageInterface::ShowMessage("   tankNames.size()=%d\n", tankNames.size());
   #endif
   
   if (spacecraft == NULL)
      return false;
   
   if (tankNames.empty())
      throw BurnException("ImpulsiveBurn::Initialize() " + instanceName +
                          " has no associated tank");
   
   ObjectArray tankArray = spacecraft->GetRefObjectArray(Gmat::FUEL_TANK);
   
   #ifdef DEBUG_IMPBURN_SET
   MessageInterface::ShowMessage
      ("   spacecraft tankArray.size()=%d\n", tankArray.size());
   #endif
   
   if (!tankNames.empty() && !tankArray.empty())
   {
      ObjectArray::iterator scTank = tankArray.begin();
      
      // Find the tank on the spacecraft
      for (StringArray::iterator tankName = tankNames.begin();
           tankName != tankNames.end(); ++tankName)
      {
         while (scTank != tankArray.end())
         {
            #ifdef DEBUG_IMPBURN_SET
            MessageInterface::ShowMessage
               ("   The tank '%s' associated with spacecraft is <%p>'%s'\n",
                (*tankName).c_str(), (*scTank),
                (*scTank) ? (*scTank)->GetName().c_str() : "NULL");
            #endif
            
            // Just in case, check for NULL tank pointer
            if (*scTank == NULL)
               continue;
            
            // Assign the tank
            if ((*scTank)->GetName() == *tankName)
            {
               tankMap[*tankName] = (*scTank);
               #ifdef DEBUG_IMPBURN_SET
               MessageInterface::ShowMessage
                  ("   Assigned <%p>'%s' to tankMap\n", *scTank, (*tankName).c_str());
               #endif
            }
            ++scTank;
         }
      }
      if (tankNames.size() != tankMap.size())
         throw BurnException("The impulsive burn " + instanceName +
               " could not find the fuel tank needed to deplete mass; please "
               "attach the tank to the spacecraft " + spacecraft->GetName() +
               " or turn off mass depletion.");
   }
   
   #ifdef DEBUG_IMPBURN_SET
   MessageInterface::ShowMessage
      ("ImpulsiveBurn::SetTankFromSpacecraft() returning true\n");
   #endif
   
   return true;
}

  void ObjectWalker::seed(GCData& data) {
    Object* tmp;
    ObjectArray *current_rs = object_memory_->remember_set();

    for(ObjectArray::iterator oi = current_rs->begin();
        oi != current_rs->end();
        ++oi) {
      tmp = *oi;
      // unremember_object throws a NULL in to remove an object
      // so we don't have to compact the set in unremember
      if(tmp) saw_object(tmp);
    }

    for(std::list<gc::WriteBarrier*>::iterator wbi = object_memory_->aux_barriers().begin();
        wbi != object_memory_->aux_barriers().end();
        ++wbi) {
      gc::WriteBarrier* wb = *wbi;
      ObjectArray* rs = wb->remember_set();
      for(ObjectArray::iterator oi = rs->begin();
          oi != rs->end();
          ++oi) {
        tmp = *oi;

        if(tmp) saw_object(tmp);
      }
    }

    for(Roots::Iterator i(data.roots()); i.more(); i.advance()) {
      saw_object(i->get());
    }

    if(data.threads()) {
      for(std::list<ManagedThread*>::iterator i = data.threads()->begin();
          i != data.threads()->end();
          ++i) {
        for(Roots::Iterator ri((*i)->roots()); ri.more(); ri.advance()) {
          saw_object(ri->get());
        }
      }
    }

    for(capi::Handles::Iterator i(*data.handles()); i.more(); i.advance()) {
      saw_object(i->object());
    }

    for(capi::Handles::Iterator i(*data.cached_handles()); i.more(); i.advance()) {
      saw_object(i->object());
    }

    for(VariableRootBuffers::Iterator i(data.variable_buffers());
        i.more(); i.advance()) {
      Object*** buffer = i->buffer();
      for(int idx = 0; idx < i->size(); idx++) {
        Object** var = buffer[idx];
        Object* tmp = *var;

        saw_object(tmp);
      }
    }

    RootBuffers* rb = data.root_buffers();
    if(rb) {
      for(RootBuffers::Iterator i(*rb);
          i.more();
          i.advance())
      {
        Object** buffer = i->buffer();
        for(int idx = 0; idx < i->size(); idx++) {
          saw_object(buffer[idx]);
        }
      }
    }

    // Walk all the call frames
    for(CallFrameLocationList::iterator i = data.call_frames().begin();
        i != data.call_frames().end();
        ++i) {
      CallFrame** loc = *i;
      walk_call_frame(*loc);
    }
  }

//-------------------------------------------------------------------------
// This function is used to verify GroundStation's added hardware.
//
// return true if there is no error, false otherwise.
//-------------------------------------------------------------------------
// made changes by Tuan Nguyen
bool GroundStation::VerifyAddHardware()
{
   Gmat::ObjectType type;
   std::string subTypeName;
   GmatBase* obj;

   // 1. Verify all hardware in hardwareList are not NULL:
   for(ObjectArray::iterator i= hardwareList.begin(); i != hardwareList.end(); ++i)
   {
	   obj = (*i);
	   if (obj == NULL)
	   {
		   MessageInterface::ShowMessage("***Error***:One element of hardwareList = NULL\n");
		   return false;
	   }
   }

   // 2. Verify primary antenna to be in hardwareList:
   // 2.1. Create antenna list from hardwareList for searching:
   // extract all antenna from hardwareList and store to antennaList
   ObjectArray antennaList;
   for(ObjectArray::iterator i= hardwareList.begin(); i != hardwareList.end(); ++i)
   {
	  obj = (*i);
      subTypeName = obj->GetTypeName();
	  if (subTypeName == "Antenna")
		 antennaList.push_back(obj);
   }

   // 2.2. Verify primary antenna of Receiver, Transmitter, and Transponder:
   GmatBase* antenna;
   GmatBase* primaryAntenna;
   std::string primaryAntennaName;
   bool verify = true;
   for(ObjectArray::iterator i= hardwareList.begin(); i != hardwareList.end(); ++i)
   {
	  obj = (*i);
	  type = obj->GetType();
	  if (type == Gmat::HARDWARE)
	  {
         subTypeName = obj->GetTypeName();
         if ((subTypeName == "Transmitter")||
        	 (subTypeName == "Receiver")||
        	 (subTypeName == "Transponder"))
         {
    		 // Get primary antenna:
    		 primaryAntennaName = obj->GetRefObjectName(Gmat::HARDWARE);
    		 primaryAntenna = obj->GetRefObject(Gmat::HARDWARE,primaryAntennaName);

    		 bool check;
    		 if (primaryAntenna == NULL)
    		 {
    			 MessageInterface::ShowMessage
					 ("***Error***:primary antenna of %s in %s's AddHardware list is NULL \n",
					  obj->GetName().c_str(), this->GetName().c_str());
    			 check = false;
    		 }
    		 else
    		 {
    			 // Check primary antenna of transmitter, receiver, or transponder is in antenna list:
    			 check = false;
    			 for(ObjectArray::iterator j= antennaList.begin(); j != antennaList.end(); ++j)
    			 {
    				 antenna = (*j);
    				 if (antenna == primaryAntenna)
    				 {
    					 check = true;
    					 break;
    				 }
    				 else if (antenna->GetName() == primaryAntenna->GetName())
    				 {
    					 MessageInterface::ShowMessage
							 ("Primary antenna %s of %s is a clone of an antenna in %s's AddHardware\n",
							  primaryAntenna->GetName().c_str(), obj->GetName().c_str(), this->GetName().c_str());
    				 }
    			 }
            	 if (check == false)
            	 {
            		 // Display error message:
            		 MessageInterface::ShowMessage
							 ("***Error***:primary antenna of %s is not in %s's AddHardware\n",
							  obj->GetName().c_str(), this->GetName().c_str());
            	 }

        	 }

        	 verify = verify && check;
         }
	  }
   }

   return verify;
}