projects/smsdaemon/TaskManager.cpp

        
#include "TaskManager.h"

#include "common.h"

#include <time.h>

#include "tasks/SpoolTask.h"


TaskManager::TaskManager()
 : _lastExecuted(0)
{
}
        
TaskManager::~TaskManager()
{       
        //delete any temporary tasks still in the list
        std::list<Task*>::iterator it;
        for (it = _temp_tasks.begin(); it != _temp_tasks.end(); ++it)
        {
                delete (*it);
        }
}


void TaskManager::LoadTasks()
{
        static SpoolTask task;

        //print the loaded tasks
        std::map<std::string, Task*>::iterator it;      
        for(it = _persistant_tasks.begin(); it != _persistant_tasks.end(); ++it)
        {
                Task* tsk = (*it).second;
                if (tsk != 0)
                        Common::instance()->logMessage( std::string("Loaded task \"") + tsk->GetName() + "\"" );
        }
}


void TaskManager::AddPersistantTask(Task* task)
{
        Common* cmn = Common::instance();

        if (task != 0)
        {
                std::string name = task->GetName();

                if ( _persistant_tasks[ name ] == 0)
                        _persistant_tasks[ name ] = task;
                else
                        cmn->logMessage( std::string("AddTask() -- already have a task called ") + name);
        }
        else
        {
                cmn->logMessage("AddTask() -- cannot register a null pointer");
        }
}

void TaskManager::AddTemporaryTask(Task* task)
{
        _temp_tasks.push_back(task);
}


void TaskManager::ExecuteTasks(ISmsTransceiver& modem)
{
        const int SLEEP_TIME = 10; //wait at least 10 seconds between executions
        int now = time(0);

        if (now < (_lastExecuted + SLEEP_TIME) ) 
                return;

        _lastExecuted = now;

        //execute real tasks

        std::map<std::string, Task*>::iterator m_it;

        for (m_it = _persistant_tasks.begin(); m_it != _persistant_tasks.end(); ++m_it)
        {
                Task* tsk = (*m_it).second;
                tsk->ExecuteTask(modem);
        }

        //execute temporary tasks

        std::list<Task*>::iterator l_it;
        for (l_it = _temp_tasks.begin(); l_it != _temp_tasks.end(); ++l_it)
        {
                Task* tsk = (*l_it);
                tsk->ExecuteTask(modem);

                if ( tsk->IsFinished() )
                {
                        delete tsk;
                        l_it = _temp_tasks.erase(l_it); 
                        
                        //now l_it points to the next element in the list,
                        //but since the for() loop will increment it before next iteration we will decrease it here
                        --l_it; 
                }
        }


}


Task* TaskManager::GetPersistantTask(const std::string& taskname)
{
        return _persistant_tasks[ taskname ];
}
1	torben	26
2			#include "TaskManager.h"
3
4			#include "common.h"
5
6	torben	82	#include <time.h>
7	torben	26
8	torben	132	#include "tasks/SpoolTask.h"
9
10
11	torben	26	TaskManager::TaskManager()
12	torben	82	: _lastExecuted(0)
13	torben	26	{
14			}
15
16			TaskManager::~TaskManager()
17	torben	96	{
18			//delete any temporary tasks still in the list
19			std::list<Task*>::iterator it;
20			for (it = _temp_tasks.begin(); it != _temp_tasks.end(); ++it)
21			{
22			delete (*it);
23			}
24	torben	26	}
25
26
27			void TaskManager::LoadTasks()
28			{
29	torben	132	static SpoolTask task;
30	torben	26
31	torben	104	//print the loaded tasks
32			std::map<std::string, Task*>::iterator it;
33	torben	129	for(it = _persistant_tasks.begin(); it != _persistant_tasks.end(); ++it)
34	torben	104	{
35			Task* tsk = (*it).second;
36			if (tsk != 0)
37			Common::instance()->logMessage( std::string("Loaded task \"") + tsk->GetName() + "\"" );
38			}
39	torben	26	}
40
41	torben	82
42	torben	129	void TaskManager::AddPersistantTask(Task* task)
43	torben	82	{
44	torben	96	Common* cmn = Common::instance();
45	torben	82
46	torben	96	if (task != 0)
47	torben	82	{
48	torben	96	std::string name = task->GetName();
49	torben	82
50	torben	129	if ( _persistant_tasks[ name ] == 0)
51			_persistant_tasks[ name ] = task;
52	torben	96	else
53			cmn->logMessage( std::string("AddTask() -- already have a task called ") + name);
54	torben	82	}
55	torben	96	else
56			{
57			cmn->logMessage("AddTask() -- cannot register a null pointer");
58			}
59	torben	82	}
60
61	torben	96	void TaskManager::AddTemporaryTask(Task* task)
62	torben	26	{
63	torben	96	_temp_tasks.push_back(task);
64	torben	26	}
65
66
67	torben	149	void TaskManager::ExecuteTasks(ISmsTransceiver& modem)
68	torben	26	{
69	torben	96	const int SLEEP_TIME = 10; //wait at least 10 seconds between executions
70			int now = time(0);
71	torben	26
72	torben	96	if (now < (_lastExecuted + SLEEP_TIME) )
73			return;
74
75			_lastExecuted = now;
76
77			//execute real tasks
78
79			std::map<std::string, Task*>::iterator m_it;
80
81	torben	129	for (m_it = _persistant_tasks.begin(); m_it != _persistant_tasks.end(); ++m_it)
82	torben	26	{
83	torben	96	Task* tsk = (*m_it).second;
84			tsk->ExecuteTask(modem);
85	torben	26	}
86
87	torben	96	//execute temporary tasks
88	torben	26
89	torben	96	std::list<Task*>::iterator l_it;
90			for (l_it = _temp_tasks.begin(); l_it != _temp_tasks.end(); ++l_it)
91			{
92			Task* tsk = (*l_it);
93			tsk->ExecuteTask(modem);
94
95			if ( tsk->IsFinished() )
96			{
97			delete tsk;
98			l_it = _temp_tasks.erase(l_it);
99
100			//now l_it points to the next element in the list,
101			//but since the for() loop will increment it before next iteration we will decrease it here
102			--l_it;
103			}
104			}
105
106
107	torben	26	}
108
109
110	torben	129	Task* TaskManager::GetPersistantTask(const std::string& taskname)
111	torben	96	{
112	torben	129	return _persistant_tasks[ taskname ];
113	torben	96	}