projects/smsdaemon/TaskManager.cpp


#include "TaskManager.h"

#include "Logger.h"
#include "Common.h"
#include "Util.h"
#include "ConfigFile.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);
        }
}

Task* TaskManager::CreateTask(const std::string& taskName, const std::map<std::string, std::string>& arguments)
{
        if (taskName =="spool")
                return new SpoolTask();

        return 0;
}

void TaskManager::DestroyTasks()
{
        std::map<std::string, Task*>::iterator it;
        for (it = _persistant_tasks.begin(); it != _persistant_tasks.end(); ++it)
        {
                delete it->second;
        }
        _persistant_tasks.clear();
}

void TaskManager::LoadTasks()
{

        Logger::logMessage("--------  TaskList  --------");
        std::vector<Value> tasklist = Common::instance()->GetConfigfile()->GetValues("smsdaemon", "task");

        for (unsigned i=0; i<tasklist.size(); i++)
        {
                std::string current = tasklist[i];

                std::string name;
                unsigned pos = current.find(' ');
                std::map<std::string,std::string> args;

                std::string argstr;

                if (pos == std::string::npos)
                {
                        name = current;
                }
                else
                {
                        name = Util::str_trim(current.substr(0,pos));
                        argstr = Util::str_trim(current.substr(pos+1,1024));
                        args = ConfigHelper::ParseArguments(argstr);
                }

                Task* task = 0;
                try
                {
                        task = CreateTask(name, args );
                }
                catch (std::exception& e)
                {
                        Logger::logMessage(std::string("Failed to load task ") + name + " with args: " + argstr);
                        Logger::logMessage(std::string("Reason: ") + e.what());
                        continue;
                }

                if (task)
                        AddPersistantTask(task);
                else
                        Logger::logMessage( std::string("Unknown task: ")+name);

        }

        //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)
                        Logger::logMessage( std::string("Loaded task \"") + tsk->GetName() + "\"" );
        }
}


void TaskManager::AddPersistantTask(Task* task)
{

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

                if ( _persistant_tasks[ name ] == 0)
                        _persistant_tasks[ name ] = task;
                else
                        Logger::logMessage( std::string("AddTask() -- already have a task called ") + name);
        }
        else
        {
                Logger::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 = 2; //wait this long between task 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(); )
        {
                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,
                } else {
                        ++l_it; //advance pointer as normal
                }       
        }


}


Task* TaskManager::GetPersistantTask(const std::string& taskname)
{
        std::map<std::string, Task*>::iterator it;
        it = _persistant_tasks.find(taskname);
        if (it != _persistant_tasks.end())
                return it->second;
        else
                return 0;
}
1
2	#include "TaskManager.h"
3
4	#include "Logger.h"
5	#include "Common.h"
6	#include "Util.h"
7	#include "ConfigFile.h"
8
9	#include <time.h>
10
11	#include "tasks/SpoolTask.h"
12
13
14	TaskManager::TaskManager()
15	: _lastExecuted(0)
16	{
17	}
18
19	TaskManager::~TaskManager()
20	{
21	//delete any temporary tasks still in the list
22	std::list<Task*>::iterator it;
23	for (it = _temp_tasks.begin(); it != _temp_tasks.end(); ++it)
24	{
25	delete (*it);
26	}
27	}
28
29	Task* TaskManager::CreateTask(const std::string& taskName, const std::map<std::string, std::string>& arguments)
30	{
31	if (taskName =="spool")
32	return new SpoolTask();
33
34	return 0;
35	}
36
37	void TaskManager::DestroyTasks()
38	{
39	std::map<std::string, Task*>::iterator it;
40	for (it = _persistant_tasks.begin(); it != _persistant_tasks.end(); ++it)
41	{
42	delete it->second;
43	}
44	_persistant_tasks.clear();
45	}
46
47	void TaskManager::LoadTasks()
48	{
49
50	Logger::logMessage("-------- TaskList --------");
51	std::vector<Value> tasklist = Common::instance()->GetConfigfile()->GetValues("smsdaemon", "task");
52
53	for (unsigned i=0; i<tasklist.size(); i++)
54	{
55	std::string current = tasklist[i];
56
57	std::string name;
58	unsigned pos = current.find(' ');
59	std::map<std::string,std::string> args;
60
61	std::string argstr;
62
63	if (pos == std::string::npos)
64	{
65	name = current;
66	}
67	else
68	{
69	name = Util::str_trim(current.substr(0,pos));
70	argstr = Util::str_trim(current.substr(pos+1,1024));
71	args = ConfigHelper::ParseArguments(argstr);
72	}
73
74	Task* task = 0;
75	try
76	{
77	task = CreateTask(name, args );
78	}
79	catch (std::exception& e)
80	{
81	Logger::logMessage(std::string("Failed to load task ") + name + " with args: " + argstr);
82	Logger::logMessage(std::string("Reason: ") + e.what());
83	continue;
84	}
85
86	if (task)
87	AddPersistantTask(task);
88	else
89	Logger::logMessage( std::string("Unknown task: ")+name);
90
91	}
92
93	//print the loaded tasks
94	std::map<std::string, Task*>::iterator it;
95	for (it = _persistant_tasks.begin(); it != _persistant_tasks.end(); ++it)
96	{
97	Task* tsk = (*it).second;
98	if (tsk != 0)
99	Logger::logMessage( std::string("Loaded task \"") + tsk->GetName() + "\"" );
100	}
101	}
102
103
104	void TaskManager::AddPersistantTask(Task* task)
105	{
106
107	if (task != 0)
108	{
109	std::string name = task->GetName();
110
111	if ( _persistant_tasks[ name ] == 0)
112	_persistant_tasks[ name ] = task;
113	else
114	Logger::logMessage( std::string("AddTask() -- already have a task called ") + name);
115	}
116	else
117	{
118	Logger::logMessage("AddTask() -- cannot register a null pointer");
119	}
120	}
121
122	void TaskManager::AddTemporaryTask(Task* task)
123	{
124	_temp_tasks.push_back(task);
125	}
126
127
128	void TaskManager::ExecuteTasks(ISmsTransceiver& modem)
129	{
130	const int SLEEP_TIME = 2; //wait this long between task executions
131	int now = time(0);
132
133	if (now < (_lastExecuted + SLEEP_TIME) )
134	return;
135
136	_lastExecuted = now;
137
138	//execute real tasks
139
140	std::map<std::string, Task*>::iterator m_it;
141
142	for (m_it = _persistant_tasks.begin(); m_it != _persistant_tasks.end(); ++m_it)
143	{
144	Task* tsk = (*m_it).second;
145	tsk->ExecuteTask(modem);
146	}
147
148	//execute temporary tasks
149
150	std::list<Task*>::iterator l_it;
151	for (l_it = _temp_tasks.begin(); l_it != _temp_tasks.end(); )
152	{
153	Task* tsk = (*l_it);
154
155	tsk->ExecuteTask(modem);
156
157	if ( tsk->IsFinished() )
158	{
159	delete tsk;
160	l_it = _temp_tasks.erase(l_it);
161
162	//now l_it points to the next element in the list,
163	} else {
164	++l_it; //advance pointer as normal
165	}
166	}
167
168
169	}
170
171
172	Task* TaskManager::GetPersistantTask(const std::string& taskname)
173	{
174	std::map<std::string, Task*>::iterator it;
175	it = _persistant_tasks.find(taskname);
176	if (it != _persistant_tasks.end())
177	return it->second;
178	else
179	return 0;
180	}