#include "tfarmtask.h"

// TnzBase includes

#include "toutputproperties.h"

// TnzCore includes

#include "tconvert.h"

#include "texception.h"

#include "tstream.h"

#include "tsystem.h"

#include "tutil.h"

// QT includes

#include <qstringlist></qstringlist>

#include <qsettings></qsettings>

// MACOSX includes

#ifdef MACOSX

#include <netdb.h>	 // gethostbyname</netdb.h>

#include <arpa inet.h=""> // inet_ntoa</arpa>

#endif

//*************************************************************************

//    TFarmTask::Dependencies  implementation

//*************************************************************************

class TFarmTask::Dependencies::Data

{

public:

	Data() : m_tasks() {}

	~Data() {}

	vector<tfarmtask::id> m_tasks;</tfarmtask::id>

};

//------------------------------------------------------------------------------

TFarmTask::Dependencies::Dependencies() : m_data(new Data) {}

//------------------------------------------------------------------------------

TFarmTask::Dependencies::Dependencies(const Dependencies &rhs) : m_data(new Data)

{

	m_data->m_tasks = rhs.m_data->m_tasks;

}

//------------------------------------------------------------------------------

TFarmTask::Dependencies::~Dependencies() { delete m_data; }

//------------------------------------------------------------------------------

TFarmTask::Dependencies &TFarmTask::Dependencies::operator=(const Dependencies &rhs)

{

	if (this != &rhs) {

		m_data->m_tasks = rhs.m_data->m_tasks;

	}

	return *this;

}

//------------------------------------------------------------------------------

bool TFarmTask::Dependencies::operator==(const Dependencies &rhs)

{

	return m_data->m_tasks == rhs.m_data->m_tasks;

}

//------------------------------------------------------------------------------

bool TFarmTask::Dependencies::operator!=(const Dependencies &rhs)

{

	return !operator==(rhs);

}

//------------------------------------------------------------------------------

void TFarmTask::Dependencies::add(const TFarmTask::Id &id)

{

	m_data->m_tasks.push_back(id);

}

//------------------------------------------------------------------------------

void TFarmTask::Dependencies::remove(const TFarmTask::Id &id)

{

	std::vector<tfarmtask::id>::iterator it =</tfarmtask::id>

		std::find(m_data->m_tasks.begin(), m_data->m_tasks.end(), id);

	if (it != m_data->m_tasks.end())

		m_data->m_tasks.erase(it);

}

//------------------------------------------------------------------------------

int TFarmTask::Dependencies::getTaskCount() const

{

	return m_data->m_tasks.size();

}

//------------------------------------------------------------------------------

TFarmTask::Id TFarmTask::Dependencies::getTaskId(int i) const

{

	if (i >= 0 && i < (int)m_data->m_tasks.size())

		return m_data->m_tasks[i];

	return "";

}

//*************************************************************************

//    TFarmTask  implementation

//*************************************************************************

TFarmTask::TFarmTask(const QString &name)

	: m_isComposerTask(), m_name(name), m_priority(), m_status(Suspended), m_successfullSteps(), m_failedSteps(), m_stepCount(), m_from(-1), m_to(-1), m_step(-1), m_shrink(-1), m_chunkSize(-1), m_multimedia(0) // Full render, no multimedia

	  ,

	  m_threadsIndex(2) // All threads

	  ,

	  m_maxTileSizeIndex(0) // No tiling

	  ,

	  m_overwrite(), m_onlyVisible(), m_platform(NoPlatform), m_dependencies()

{

}

//------------------------------------------------------------------------------

TFarmTask::TFarmTask(

	const QString &id, const QString &name, bool composerTask,

	const QString &user, const QString &host,

	int stepCount, int priority, const TFilePath &taskFilePath,

	const TFilePath &outputPath,

	int from, int to, int step, int shrink, int multimedia, int chunksize,

	int threadsIndex, int maxTileSizeIndex,

	OverwriteBehavior overwrite, bool onlyvisible)

	: m_isComposerTask(composerTask), m_id(id), m_name(name), m_user(user), m_hostName(host), m_priority(priority), m_successfullSteps(0), m_failedSteps(0), m_stepCount(stepCount), m_platform(NoPlatform), m_dependencies(new Dependencies), m_taskFilePath(taskFilePath), m_outputPath(outputPath), m_from(from), m_to(to), m_step(step), m_shrink(shrink), m_multimedia(multimedia), m_threadsIndex(threadsIndex), m_maxTileSizeIndex(maxTileSizeIndex), m_chunkSize(chunksize), m_overwrite(overwrite), m_onlyVisible(onlyvisible), m_status(Suspended), m_callerMachineName()

{

}

//------------------------------------------------------------------------------

TFarmTask::TFarmTask(const QString &id, const QString &name, const QString &cmdline, const QString &user, const QString &host, int stepCount, int priority)

	: m_id(id), m_name(name), m_user(user), m_hostName(host), m_priority(priority), m_successfullSteps(0), m_failedSteps(0), m_stepCount(stepCount), m_platform(NoPlatform), m_dependencies(new Dependencies), m_status(Suspended), m_callerMachineName()

{

	parseCommandLine(cmdline);

}

//------------------------------------------------------------------------------

TFarmTask::TFarmTask(const TFarmTask &rhs)

	: m_dependencies()

{

	*this = rhs;

}

//------------------------------------------------------------------------------

TFarmTask &TFarmTask::operator=(const TFarmTask &rhs)

{

	if (this != &rhs) {

		m_name = rhs.m_name;

		m_priority = rhs.m_priority;

		m_user = rhs.m_user;

		m_hostName = rhs.m_hostName;

		m_id = rhs.m_id;

		m_parentId = rhs.m_parentId;

		m_status = rhs.m_status;

		m_server = rhs.m_server;

		m_submissionDate = rhs.m_submissionDate;

		m_startDate = rhs.m_startDate;

		m_completionDate = rhs.m_completionDate;

		m_successfullSteps = rhs.m_successfullSteps;

		m_failedSteps = rhs.m_failedSteps;

		m_stepCount = rhs.m_stepCount;

		m_from = rhs.m_from;

		m_to = rhs.m_to;

		m_step = rhs.m_step;

		m_shrink = rhs.m_shrink;

		m_onlyVisible = rhs.m_onlyVisible;

		m_overwrite = rhs.m_overwrite;

		m_multimedia = rhs.m_multimedia;

		m_threadsIndex = rhs.m_threadsIndex;

		m_maxTileSizeIndex = rhs.m_maxTileSizeIndex;

		m_chunkSize = rhs.m_chunkSize;

		delete m_dependencies;

		m_dependencies = 0;

		if (rhs.m_dependencies)

			m_dependencies = new Dependencies(*rhs.m_dependencies);

	}

	return *this;

}

//------------------------------------------------------------------------------

bool TFarmTask::operator==(const TFarmTask &task)

{

	bool equalDependencies;

	if (!task.m_dependencies && !m_dependencies)

		equalDependencies = true;

	else if (task.m_dependencies && !m_dependencies)

		equalDependencies = false;

	else if (!task.m_dependencies && m_dependencies)

		equalDependencies = false;

	else

		equalDependencies = (task.m_dependencies == m_dependencies);

	return (

		task.m_name == m_name &&

		task.m_priority == m_priority &&

		task.m_user == m_user &&

		task.m_hostName == m_hostName &&

		task.m_id == m_id &&

		task.m_parentId == m_parentId &&

		task.m_status == m_status &&

		task.m_server == m_server &&

		task.m_submissionDate == m_submissionDate &&

		task.m_startDate == m_startDate &&

		task.m_completionDate == m_completionDate &&

		task.m_successfullSteps == m_successfullSteps &&

		task.m_failedSteps == m_failedSteps &&

		task.m_stepCount == m_stepCount &&

		task.m_from == m_from &&

		task.m_to == m_to &&

		task.m_step == m_step &&

		task.m_shrink == m_shrink &&

		task.m_onlyVisible == m_onlyVisible &&

		task.m_overwrite == m_overwrite &&

		task.m_multimedia == m_multimedia &&

		task.m_threadsIndex == m_threadsIndex &&

		task.m_maxTileSizeIndex == m_maxTileSizeIndex &&

		task.m_chunkSize == m_chunkSize &&

		equalDependencies);

}

//------------------------------------------------------------------------------

void TFarmTask::loadData(TIStream &is)

{

	string tagName;

	while (is.matchTag(tagName)) {

		if (tagName == "taskId") {

			is >> m_id;

		} else if (tagName == "parentId") {

			is >> m_parentId;

		} else if (tagName == "name") {

			is >> m_name;

		} else if (tagName == "cmdline") {

			QString commandLine;

			is >> commandLine;

			parseCommandLine(commandLine);

		} else if (tagName == "priority") {

			is >> m_priority;

		} else if (tagName == "submittedBy") {

			is >> m_user;

		} else if (tagName == "submittedOn") {

			is >> m_hostName;

		} else if (tagName == "submissionDate") {

			QString date;

			is >> date;

			m_submissionDate = QDateTime::fromString(date);

		} else if (tagName == "stepCount") {

			is >> m_stepCount;

		} else if (tagName == "chunkSize") {

			assert(dynamic_cast<tfarmtaskgroup *="">(this));</tfarmtaskgroup>

			is >> m_chunkSize;

		} else if (tagName == "threadsIndex") {

			assert(dynamic_cast<tfarmtaskgroup *="">(this));</tfarmtaskgroup>

			is >> m_threadsIndex;

		} else if (tagName == "maxTileSizeIndex") {

			assert(dynamic_cast<tfarmtaskgroup *="">(this));</tfarmtaskgroup>

			is >> m_maxTileSizeIndex;

		}

		else if (tagName == "platform") {

			int val;

			is >> val;

			m_platform = (TFarmPlatform)val;

		} else if (tagName == "dependencies") {

			m_dependencies = new Dependencies();

			while (!is.eos()) {

				is.matchTag(tagName);

				if (tagName == "taskId") {

					QString dependsOn;

					is >> dependsOn;

					m_dependencies->add(dependsOn);

				} else

					throw TException(tagName + " : unexpected tag");

				if (!is.matchEndTag())

					throw TException(tagName + " : missing end tag");

			}

		} else {

			throw TException(tagName + " : unexpected tag");

		}

		if (!is.matchEndTag())

			throw TException(tagName + " : missing end tag");

	}

}

//------------------------------------------------------------------------------

void TFarmTask::saveData(TOStream &os)

{

	os.child("taskId") << m_id;

	os.child("parentId") << m_parentId;

	os.child("name") << m_name;

	os.child("cmdline") << getCommandLine();

	os.child("priority") << m_priority;

	os.child("submittedBy") << m_user;

	os.child("submittedOn") << m_hostName;

	os.child("submissionDate") << m_submissionDate.toString();

	os.child("stepCount") << m_stepCount;

	if (dynamic_cast<tfarmtaskgroup *="">(this))</tfarmtaskgroup>

		os.child("chunkSize") << m_chunkSize;

	os.child("threadsIndex") << m_threadsIndex;

	os.child("maxTileSizeIndex") << m_maxTileSizeIndex;

	os.child("platform") << m_platform;

	os.openChild("dependencies");

	if (m_dependencies) {

		for (int i = 0; i < m_dependencies->getTaskCount(); ++i) {

			TFarmTask::Id id = m_dependencies->getTaskId(i);

			os.child("taskId") << id;

		}

	}

	os.closeChild(); // "dependencies"

}

//------------------------------------------------------------------------------

namespace

{

QString getExeName(bool isComposer)

{

	QString name = isComposer ? "tcomposer" : "tcleanup";

#ifdef WIN32

	return name + ".exe ";

#else

	return "\"./Toonz 7.1.app/Contents/MacOS/" + name + "\" ";

#endif

}

//------------------------------------------------------------------------------

QString toString(int value, int w, char c = ' ')

{

	QString s = QString::number(value);

	while (s.size() < w)

		s = c + s;

	return s;

}

} //namespace

//------------------------------------------------------------------------------

TFilePath getFilePath(const QStringList &l, int &i)

{

	QString outStr = l.at(i++);

	if (outStr.startsWith('"')) {

		outStr = outStr.remove(0, 1);

		if (!outStr.endsWith('"')) {

			do

				outStr += " " + l.at(i);

			while (i < l.size() && !l.at(i++).endsWith('"'));

		}

		outStr.chop(1);

	}

	return TFilePath(outStr.toStdString());

}

//------------------------------------------------------------------------------

void TFarmTask::parseCommandLine(QString commandLine)

{

	QStringList l = commandLine.split(" ", QString::SkipEmptyParts);

	assert(l.size() >= 2);

	// serve per skippare il path dell'eseguibile su mac che contiene spazi

	int i = 0;

	while (i < l.size() && (!l.at(i).contains("tcomposer") && !l.at(i).contains("tcleanup")))

		++i;

	m_isComposerTask = l.at(i++).contains("tcomposer");

	if (i < l.size() && !l.at(i).startsWith('-'))

		m_taskFilePath = getFilePath(l, i);

	m_step = 1;

	m_shrink = 1;

	while (i < l.size()) {

		QString str = l.at(i);

		if (l.at(i) == "-o")

			m_outputPath = getFilePath(l, ++i);

		else if (l.at(i) == "-range") {

			m_from = (l.at(i + 1).toInt());

			m_to = (l.at(i + 2).toInt());

			i += 3;

		} else if (l.at(i) == "-step") {

			m_step = (l.at(i + 1).toInt());

			i += 2;

		} else if (l.at(i) == "-shrink") {

			m_shrink = (l.at(i + 1).toInt());

			i += 2;

		} else if (l.at(i) == "-multimedia") {

			m_multimedia = (l.at(i + 1).toInt());

			i += 2;

		} else if (l.at(i) == "-nthreads") {

			QString str(l.at(i + 1));

			m_threadsIndex = (str == "single") ? 0 : (str == "half") ? 1 : 2;

			i += 2;

		} else if (l.at(i) == "-maxtilesize") {

			QString str(l.at(i + 1));

			const QString maxTileSizeIndexes[3] = {

				QString::number(TOutputProperties::LargeVal),

				QString::number(TOutputProperties::MediumVal),

				QString::number(TOutputProperties::SmallVal)};

			m_maxTileSizeIndex =

				(str == maxTileSizeIndexes[2]) ? 3 : (str == maxTileSizeIndexes[1]) ? 2 : (str == maxTileSizeIndexes[0]) ? 1 : 0;

			i += 2;

		}

		else if (l.at(i) == "-overwriteAll")

			m_overwrite = Overwrite_All, i++;

		else if (l.at(i) == "-overwriteNoPaint")

			m_overwrite = Overwrite_NoPaint, i++;

		else if (l.at(i) == "-onlyvisible")

			m_onlyVisible = true, ++i;

		else if (l.at(i) == "-farm" || l.at(i) == "-id")

			i += 2;

		else if (l.at(i) == "-tmsg") {

			m_callerMachineName = l.at(i + 1);

			i += 2;

		} else

			assert(false);

	}

}

//------------------------------------------------------------------------------

QString TFarmTask::getCommandLine(bool isFarmTask) const

{

	QString cmdline = getExeName(m_isComposerTask);

	if (!m_taskFilePath.isEmpty())

		cmdline += " \"" + QString::fromStdWString(TSystem::toUNC(m_taskFilePath).getWideString()) + "\"";

	if (m_callerMachineName != "") {

#if QT_VERSION >= 0x050500

		struct hostent *he = gethostbyname(m_callerMachineName.toLatin1());

#else

		struct hostent *he = gethostbyname(m_callerMachineName.toAscii());

#endif

		if (he) {

			char *ipAddress = inet_ntoa(*(struct in_addr *)*(he->h_addr_list));

#if QT_VERSION >= 0x050500

			cmdline += " -tmsg " + QString::fromUtf8(ipAddress);

#else

			cmdline += " -tmsg " + QString::fromAscii(ipAddress);

#endif

		}

	}

	if (!m_isComposerTask) {

		if (m_overwrite == Overwrite_All)

			cmdline += " -overwriteAll ";

		else if (m_overwrite == Overwrite_NoPaint)

			cmdline += " -overwriteNoPaint ";

		if (m_onlyVisible)

			cmdline += " -onlyvisible ";

		return cmdline;

	}

	if (!m_outputPath.isEmpty()) {

		TFilePath outputPath;

		try {

			outputPath = TSystem::toUNC(m_outputPath);

		} catch (TException &) {

		}

		cmdline += " -o \"" + QString::fromStdWString(outputPath.getWideString()) + "\"";

	}

	cmdline += " -range " + QString::number(m_from) + " " + QString::number(m_to);

	cmdline += " -step " + QString::number(m_step);

	cmdline += " -shrink " + QString::number(m_shrink);

	cmdline += " -multimedia " + QString::number(m_multimedia);

	const QString threadCounts[3] = {"single", "half", "all"};

	cmdline += " -nthreads " + threadCounts[m_threadsIndex];

	const QString maxTileSizes[4] = {

		"none",

		QString::number(TOutputProperties::LargeVal),

		QString::number(TOutputProperties::MediumVal),

		QString::number(TOutputProperties::SmallVal)};

	cmdline += " -maxtilesize " + maxTileSizes[m_maxTileSizeIndex];

	QString appname = QSettings().applicationName();

	return cmdline;

}

//------------------------------------------------------------------------------

namespace

{

class TFarmTaskDeclaration : public TPersistDeclaration

{

public:

	TFarmTaskDeclaration(const string &id)

		: TPersistDeclaration(id) {}

	TPersist *create() const

	{

		return new TFarmTask;

	}

} FarmTaskDeclaration("ttask");

} // namespace

const TPersistDeclaration *TFarmTask::getDeclaration() const

{

	return &FarmTaskDeclaration;

}

//------------------------------------------------------------------------------

bool TFarmTask::operator!=(const TFarmTask &task)

{

	return !operator==(task);

}

//==============================================================================

class TFarmTaskGroup::Imp

{

public:

	Imp() {}

	~Imp()

	{

		//clearPointerContainer(m_tasks);

		std::vector<tfarmtask *="">::iterator it = m_tasks.begin();</tfarmtask>

		for (; it != m_tasks.end(); ++it)

			delete *it;

	}

	vector<tfarmtask *=""> m_tasks;</tfarmtask>

};

//------------------------------------------------------------------------------

TFarmTaskGroup::TFarmTaskGroup()

	: m_imp(new Imp())

{

}

//------------------------------------------------------------------------------

TFarmTaskGroup::TFarmTaskGroup(const QString &id, const QString &name, const QString &cmdline,

							   const QString &user, const QString &host, int stepCount, int priority)

	: TFarmTask(id, name, cmdline, user, host, stepCount, priority), m_imp(new Imp())

{

}

//------------------------------------------------------------------------------

bool TFarmTaskGroup::changeChunkSize(int chunksize)

{

	m_chunkSize = chunksize;

	int subCount = tceil((m_to - m_from + 1) / (double)m_chunkSize);

	if (subCount > 1) {

		int ra = m_from;

		for (int i = 1; i <= subCount; ++i) {

			int rb = tmin(ra + m_chunkSize - 1, m_to);

			try {

				QString subName = m_name + " " + toString(ra, 2, '0') + "-" + toString(rb, 2, '0');

				TFarmTask *subTask = new TFarmTask(m_id + "." + toString(i, 2, '0'),

												   subName,

												   true,

												   m_user,

												   m_hostName,

												   rb - ra + 1,

												   m_priority,

												   m_taskFilePath,

												   m_outputPath,

												   ra,

												   rb,

												   m_step,

												   m_shrink,

												   m_multimedia,

												   m_chunkSize,

												   m_threadsIndex,

												   m_maxTileSizeIndex,

												   Overwrite_Off,

												   false);

				subTask->m_parentId = m_id;

				addTask(subTask);

			} catch (TException &) {

				//TMessage::error(toString(e.getMessage()));

			}

			ra = rb + 1;

		}

	}

	return true;

}

//------------------------------------------------------------------------------

TFarmTaskGroup::TFarmTaskGroup(

	const QString &id, const QString &name, const QString &user, const QString &host,

	int stepCount, int priority, const TFilePath &taskFilePath,

	const TFilePath &outputPath,

	int from, int to, int step, int shrink, int multimedia, int chunksize,

	int threadsIndex, int maxTileSizeIndex)

	: TFarmTask(id, name, true, user, host, stepCount, priority, taskFilePath, outputPath,

				from, to, step, shrink, multimedia, chunksize, threadsIndex, maxTileSizeIndex, Overwrite_Off, false),

	  m_imp(new Imp())

{

	int subCount = 0;

	if (chunksize > 0)

		subCount = tceil((to - from + 1) / (double)chunksize);

	int ra = from;

	if (subCount > 1) {

		for (int i = 1; i <= subCount; ++i) {

			int rb = tmin(ra + chunksize - 1, to);

			try {

				QString subName = name + " " + toString(ra, 2, '0') + "-" + toString(rb, 2, '0');

				stepCount = rb - ra + 1;

				TFarmTask *subTask = new TFarmTask(id + "." + toString(i, 2, '0'),

												   subName, true, user, host, stepCount, priority, taskFilePath, outputPath, ra, rb, step, shrink, multimedia, chunksize,

												   threadsIndex, maxTileSizeIndex, Overwrite_Off, false);

				subTask->m_parentId = id;

				addTask(subTask);

			} catch (TException &) {

				//TMessage::error(toString(e.getMessage()));

			}

			ra = rb + 1;

		}

	}

}

//------------------------------------------------------------------------------

TFarmTaskGroup::TFarmTaskGroup(

	const QString &id, const QString &name, const QString &user, const QString &host,

	int stepCount, int priority, const TFilePath &taskFilePath,

	OverwriteBehavior overwrite, bool onlyvisible)

	: TFarmTask(id, name, false, user, host, stepCount, priority, taskFilePath, TFilePath(),

				0, 0, 0, 0, 0, 0, 0, 0, overwrite, onlyvisible),

	  m_imp(new Imp())

{

}

//------------------------------------------------------------------------------

TFarmTaskGroup::TFarmTaskGroup(const TFarmTaskGroup &src)

	: TFarmTask(src), m_imp(new TFarmTaskGroup::Imp())

{

	int count = src.getTaskCount();

	for (int i = 0; i < count; ++i) {

		TFarmTaskGroup &ssrc = const_cast<tfarmtaskgroup &="">(src);</tfarmtaskgroup>

		addTask(new TFarmTask(*ssrc.getTask(i)));

	}

}

//------------------------------------------------------------------------------

TFarmTaskGroup::~TFarmTaskGroup()

{

	delete m_imp;

}

//------------------------------------------------------------------------------

void TFarmTaskGroup::addTask(TFarmTask *task)

{

	m_imp->m_tasks.push_back(task);

}

//------------------------------------------------------------------------------

void TFarmTaskGroup::removeTask(TFarmTask *task)

{

	std::vector<tfarmtask *="">::iterator it =</tfarmtask>

		std::find(m_imp->m_tasks.begin(), m_imp->m_tasks.end(), task);

	if (it != m_imp->m_tasks.end())

		m_imp->m_tasks.erase(it);

}

//------------------------------------------------------------------------------

int TFarmTaskGroup::getTaskCount() const

{

	return m_imp->m_tasks.size();

}

//------------------------------------------------------------------------------

TFarmTask *TFarmTaskGroup::getTask(int index)

{

	std::vector<tfarmtask *="">::iterator it = m_imp->m_tasks.begin();</tfarmtask>

	std::advance(it, index);

	return it != m_imp->m_tasks.end() ? *it : 0;

}

//------------------------------------------------------------------------------

void TFarmTaskGroup::loadData(TIStream &is)

{

	string tagName;

	while (is.matchTag(tagName)) {

		if (tagName == "info") {

			TFarmTask::loadData(is);

		} else if (tagName == "tasks") {

			while (!is.eos()) {

				TPersist *p = 0;

				is >> p;

				TFarmTask *task = dynamic_cast<tfarmtask *="">(p);</tfarmtask>

				if (task)

					addTask(task);

			}

		} else {

			throw TException(tagName + " : unexpected tag");

		}

		if (!is.matchEndTag())

			throw TException(tagName + " : missing end tag");

	}

}

//------------------------------------------------------------------------------

void TFarmTaskGroup::saveData(TOStream &os)

{

	os.openChild("info");

	TFarmTask::saveData(os);

	os.closeChild();

	os.openChild("tasks");

	std::vector<tfarmtask *="">::iterator it = m_imp->m_tasks.begin();</tfarmtask>

	for (; it != m_imp->m_tasks.end(); ++it)

		os << *it;

	os.closeChild();

}

//------------------------------------------------------------------------------

namespace

{

class TFarmTaskGroupDeclaration : public TPersistDeclaration

{

public:

	TFarmTaskGroupDeclaration(const string &id)

		: TPersistDeclaration(id) {}

	TPersist *create() const

	{

		return new TFarmTaskGroup;

	}

} FarmTaskGroupDeclaration("ttaskgroup");

} // namespace

const TPersistDeclaration *TFarmTaskGroup::getDeclaration() const

{

	return &FarmTaskGroupDeclaration;

}