projects/smsdaemon/TaskManager.cpp

        
#include "TaskManager.h"

#include "common.h"

#include <time.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()
{

}


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

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

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