NOISSUE reorganize and document libraries

22 files changed, 0 insertions, 1556 deletions

diff --git a/libraries/logic/launch/LaunchStep.cpp b/libraries/logic/launch/LaunchStep.cpp
deleted file mode 100644
index 3078043b..00000000
--- a/libraries/logic/launch/LaunchStep.cpp
+++ /dev/null
@@ -1,27 +0,0 @@
-/* Copyright 2013-2015 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "LaunchStep.h"
-#include "LaunchTask.h"
-
-void LaunchStep::bind(LaunchTask *parent)
-{
-	m_parent = parent;
-	connect(this, &LaunchStep::readyForLaunch, parent, &LaunchTask::onReadyForLaunch);
-	connect(this, &LaunchStep::logLine, parent, &LaunchTask::onLogLine);
-	connect(this, &LaunchStep::logLines, parent, &LaunchTask::onLogLines);
-	connect(this, &LaunchStep::finished, parent, &LaunchTask::onStepFinished);
-	connect(this, &LaunchStep::progressReportingRequest, parent, &LaunchTask::onProgressReportingRequested);
-}
diff --git a/libraries/logic/launch/LaunchStep.h b/libraries/logic/launch/LaunchStep.h
deleted file mode 100644
index ea472c0d..00000000
--- a/libraries/logic/launch/LaunchStep.h
+++ /dev/null
@@ -1,48 +0,0 @@
-/* Copyright 2013-2015 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include "tasks/Task.h"
-#include "MessageLevel.h"
-
-#include <QStringList>
-
-class LaunchTask;
-class LaunchStep: public Task
-{
-	Q_OBJECT
-public: /* methods */
-	explicit LaunchStep(LaunchTask *parent):Task(nullptr), m_parent(parent)
-	{
-		bind(parent);
-	};
-	virtual ~LaunchStep() {};
-
-protected: /* methods */
-	virtual void bind(LaunchTask *parent);
-
-signals:
-	void logLines(QStringList lines, MessageLevel::Enum level);
-	void logLine(QString line, MessageLevel::Enum level);
-	void readyForLaunch();
-	void progressReportingRequest();
-
-public slots:
-	virtual void proceed() {};
-
-protected: /* data */
-	LaunchTask *m_parent;
-};
\ No newline at end of file
diff --git a/libraries/logic/launch/LaunchTask.cpp b/libraries/logic/launch/LaunchTask.cpp
deleted file mode 100644
index 5b7ff182..00000000
--- a/libraries/logic/launch/LaunchTask.cpp
+++ /dev/null
@@ -1,228 +0,0 @@
-/* Copyright 2013-2015 MultiMC Contributors
- *
- * Authors: Orochimarufan <orochimarufan.x3@gmail.com>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "launch/LaunchTask.h"
-#include "MessageLevel.h"
-#include "MMCStrings.h"
-#include "java/JavaChecker.h"
-#include "tasks/Task.h"
-#include <QDebug>
-#include <QDir>
-#include <QEventLoop>
-#include <QRegularExpression>
-#include <QCoreApplication>
-#include <QStandardPaths>
-#include <assert.h>
-
-void LaunchTask::init()
-{
-	m_instance->setRunning(true);
-}
-
-std::shared_ptr<LaunchTask> LaunchTask::create(InstancePtr inst)
-{
-	std::shared_ptr<LaunchTask> proc(new LaunchTask(inst));
-	proc->init();
-	return proc;
-}
-
-LaunchTask::LaunchTask(InstancePtr instance): m_instance(instance)
-{
-}
-
-void LaunchTask::appendStep(std::shared_ptr<LaunchStep> step)
-{
-	m_steps.append(step);
-}
-
-void LaunchTask::prependStep(std::shared_ptr<LaunchStep> step)
-{
-	m_steps.prepend(step);
-}
-
-void LaunchTask::executeTask()
-{
-	if(!m_steps.size())
-	{
-		state = LaunchTask::Finished;
-		emitSucceeded();
-	}
-	state = LaunchTask::Running;
-	onStepFinished();
-}
-
-void LaunchTask::onReadyForLaunch()
-{
-	state = LaunchTask::Waiting;
-	emit readyForLaunch();
-}
-
-void LaunchTask::onStepFinished()
-{
-	// initial -> just start the first step
-	if(currentStep == -1)
-	{
-		currentStep ++;
-		m_steps[currentStep]->start();
-		return;
-	}
-
-	auto step = m_steps[currentStep];
-	if(step->successful())
-	{
-		// end?
-		if(currentStep == m_steps.size() - 1)
-		{
-			emitSucceeded();
-		}
-		else
-		{
-			currentStep ++;
-			step = m_steps[currentStep];
-			step->start();
-		}
-	}
-	else
-	{
-		emitFailed(step->failReason());
-	}
-}
-
-void LaunchTask::onProgressReportingRequested()
-{
-	state = LaunchTask::Waiting;
-	emit requestProgress(m_steps[currentStep].get());
-}
-
-void LaunchTask::setCensorFilter(QMap<QString, QString> filter)
-{
-	m_censorFilter = filter;
-}
-
-QString LaunchTask::censorPrivateInfo(QString in)
-{
-	auto iter = m_censorFilter.begin();
-	while (iter != m_censorFilter.end())
-	{
-		in.replace(iter.key(), iter.value());
-		iter++;
-	}
-	return in;
-}
-
-void LaunchTask::proceed()
-{
-	if(state != LaunchTask::Waiting)
-	{
-		return;
-	}
-	m_steps[currentStep]->proceed();
-}
-
-bool LaunchTask::abort()
-{
-	switch(state)
-	{
-		case LaunchTask::Aborted:
-		case LaunchTask::Failed:
-		case LaunchTask::Finished:
-			return true;
-		case LaunchTask::NotStarted:
-		{
-			state = LaunchTask::Aborted;
-			emitFailed("Aborted");
-			return true;
-		}
-		case LaunchTask::Running:
-		case LaunchTask::Waiting:
-		{
-			auto step = m_steps[currentStep];
-			if(!step->canAbort())
-			{
-				return false;
-			}
-			if(step->abort())
-			{
-				state = LaunchTask::Aborted;
-				return true;
-			}
-		}
-		default:
-			break;
-	}
-	return false;
-}
-
-void LaunchTask::onLogLines(const QStringList &lines, MessageLevel::Enum defaultLevel)
-{
-	for (auto & line: lines)
-	{
-		onLogLine(line, defaultLevel);
-	}
-}
-
-void LaunchTask::onLogLine(QString line, MessageLevel::Enum level)
-{
-	// if the launcher part set a log level, use it
-	auto innerLevel = MessageLevel::fromLine(line);
-	if(innerLevel != MessageLevel::Unknown)
-	{
-		level = innerLevel;
-	}
-
-	// If the level is still undetermined, guess level
-	if (level == MessageLevel::StdErr || level == MessageLevel::StdOut || level == MessageLevel::Unknown)
-	{
-		level = m_instance->guessLevel(line, level);
-	}
-
-	// censor private user info
-	line = censorPrivateInfo(line);
-
-	emit log(line, level);
-}
-
-void LaunchTask::emitSucceeded()
-{
-	m_instance->cleanupAfterRun();
-	m_instance->setRunning(false);
-	Task::emitSucceeded();
-}
-
-void LaunchTask::emitFailed(QString reason)
-{
-	m_instance->cleanupAfterRun();
-	m_instance->setRunning(false);
-	Task::emitFailed(reason);
-}
-
-QString LaunchTask::substituteVariables(const QString &cmd) const
-{
-	QString out = cmd;
-	auto variables = m_instance->getVariables();
-	for (auto it = variables.begin(); it != variables.end(); ++it)
-	{
-		out.replace("$" + it.key(), it.value());
-	}
-	auto env = QProcessEnvironment::systemEnvironment();
-	for (auto var : env.keys())
-	{
-		out.replace("$" + var, env.value(var));
-	}
-	return out;
-}
-
diff --git a/libraries/logic/launch/LaunchTask.h b/libraries/logic/launch/LaunchTask.h
deleted file mode 100644
index 447445ca..00000000
--- a/libraries/logic/launch/LaunchTask.h
+++ /dev/null
@@ -1,122 +0,0 @@
-/* Copyright 2013-2015 MultiMC Contributors
- *
- * Authors: Orochimarufan <orochimarufan.x3@gmail.com>
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *	 http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-#include <QProcess>
-#include "BaseInstance.h"
-#include "MessageLevel.h"
-#include "LoggedProcess.h"
-#include "LaunchStep.h"
-
-#include "multimc_logic_export.h"
-
-class MULTIMC_LOGIC_EXPORT LaunchTask: public Task
-{
-	Q_OBJECT
-protected:
-	explicit LaunchTask(InstancePtr instance);
-	void init();
-
-public:
-	enum State
-	{
-		NotStarted,
-		Running,
-		Waiting,
-		Failed,
-		Aborted,
-		Finished
-	};
-
-public: /* methods */
-	static std::shared_ptr<LaunchTask> create(InstancePtr inst);
-	virtual ~LaunchTask() {};
-
-	void appendStep(std::shared_ptr<LaunchStep> step);
-	void prependStep(std::shared_ptr<LaunchStep> step);
-	void setCensorFilter(QMap<QString, QString> filter);
-
-	InstancePtr instance()
-	{
-		return m_instance;
-	}
-
-	void setPid(qint64 pid)
-	{
-		m_pid = pid;
-	}
-
-	qint64 pid()
-	{
-		return m_pid;
-	}
-
-	/**
-	 * @brief prepare the process for launch (for multi-stage launch)
-	 */
-	virtual void executeTask() override;
-
-	/**
-	 * @brief launch the armed instance
-	 */
-	void proceed();
-
-	/**
-	 * @brief abort launch
-	 */
-	virtual bool abort() override;
-
-public:
-	QString substituteVariables(const QString &cmd) const;
-	QString censorPrivateInfo(QString in);
-
-protected: /* methods */
-	virtual void emitFailed(QString reason) override;
-	virtual void emitSucceeded() override;
-
-signals:
-	/**
-	 * @brief emitted when the launch preparations are done
-	 */
-	void readyForLaunch();
-
-	void requestProgress(Task *task);
-
-	void requestLogging();
-
-	/**
-	 * @brief emitted when we want to log something
-	 * @param text the text to log
-	 * @param level the level to log at
-	 */
-	void log(QString text, MessageLevel::Enum level = MessageLevel::MultiMC);
-
-public slots:
-	void onLogLines(const QStringList& lines, MessageLevel::Enum defaultLevel = MessageLevel::MultiMC);
-	void onLogLine(QString line, MessageLevel::Enum defaultLevel = MessageLevel::MultiMC);
-	void onReadyForLaunch();
-	void onStepFinished();
-	void onProgressReportingRequested();
-
-protected: /* data */
-	InstancePtr m_instance;
-	QList <std::shared_ptr<LaunchStep>> m_steps;
-	QMap<QString, QString> m_censorFilter;
-	int currentStep = -1;
-	State state = NotStarted;
-	qint64 m_pid = -1;
-};
diff --git a/libraries/logic/launch/LoggedProcess.cpp b/libraries/logic/launch/LoggedProcess.cpp
deleted file mode 100644
index 88ca40aa..00000000
--- a/libraries/logic/launch/LoggedProcess.cpp
+++ /dev/null
@@ -1,163 +0,0 @@
-#include "LoggedProcess.h"
-#include "MessageLevel.h"
-#include <QDebug>
-
-LoggedProcess::LoggedProcess(QObject *parent) : QProcess(parent)
-{
-	// QProcess has a strange interface... let's map a lot of those into a few.
-	connect(this, &QProcess::readyReadStandardOutput, this, &LoggedProcess::on_stdOut);
-	connect(this, &QProcess::readyReadStandardError, this, &LoggedProcess::on_stdErr);
-	connect(this, SIGNAL(finished(int,QProcess::ExitStatus)), SLOT(on_exit(int,QProcess::ExitStatus)));
-	connect(this, SIGNAL(error(QProcess::ProcessError)), this, SLOT(on_error(QProcess::ProcessError)));
-	connect(this, &QProcess::stateChanged, this, &LoggedProcess::on_stateChange);
-}
-
-QStringList reprocess(const QByteArray & data, QString & leftover)
-{
-	QString str = leftover + QString::fromLocal8Bit(data);
-
-	str.remove('\r');
-	QStringList lines = str.split("\n");
-	leftover = lines.takeLast();
-	return lines;
-}
-
-void LoggedProcess::on_stdErr()
-{
-	auto lines = reprocess(readAllStandardError(), m_err_leftover);
-	emit log(lines, MessageLevel::StdErr);
-}
-
-void LoggedProcess::on_stdOut()
-{
-	auto lines = reprocess(readAllStandardOutput(), m_out_leftover);
-	emit log(lines, MessageLevel::StdOut);
-}
-
-void LoggedProcess::on_exit(int exit_code, QProcess::ExitStatus status)
-{
-	// save the exit code
-	m_exit_code = exit_code;
-
-	// Flush console window
-	if (!m_err_leftover.isEmpty())
-	{
-		emit log({m_err_leftover}, MessageLevel::StdErr);
-		m_err_leftover.clear();
-	}
-	if (!m_out_leftover.isEmpty())
-	{
-		emit log({m_err_leftover}, MessageLevel::StdOut);
-		m_out_leftover.clear();
-	}
-
-	// based on state, send signals
-	if (!m_is_aborting)
-	{
-		if (status == QProcess::NormalExit)
-		{
-			//: Message displayed on instance exit
-			emit log({tr("Process exited with code %1.").arg(exit_code)}, MessageLevel::MultiMC);
-			changeState(LoggedProcess::Finished);
-		}
-		else
-		{
-			//: Message displayed on instance crashed
-			if(exit_code == -1)
-				emit log({tr("Process crashed.")}, MessageLevel::MultiMC);
-			else
-				emit log({tr("Process crashed with exitcode %1.").arg(exit_code)}, MessageLevel::MultiMC);
-			changeState(LoggedProcess::Crashed);
-		}
-	}
-	else
-	{
-		//: Message displayed after the instance exits due to kill request
-		emit log({tr("Process was killed by user.")}, MessageLevel::Error);
-		changeState(LoggedProcess::Aborted);
-	}
-}
-
-void LoggedProcess::on_error(QProcess::ProcessError error)
-{
-	switch(error)
-	{
-		case QProcess::FailedToStart:
-		{
-			emit log({tr("The process failed to start.")}, MessageLevel::Fatal);
-			changeState(LoggedProcess::FailedToStart);
-			break;
-		}
-		// we'll just ignore those... never needed them
-		case QProcess::Crashed:
-		case QProcess::ReadError:
-		case QProcess::Timedout:
-		case QProcess::UnknownError:
-		case QProcess::WriteError:
-			break;
-	}
-}
-
-void LoggedProcess::kill()
-{
-	m_is_aborting = true;
-	QProcess::kill();
-}
-
-int LoggedProcess::exitCode() const
-{
-	return m_exit_code;
-}
-
-void LoggedProcess::changeState(LoggedProcess::State state)
-{
-	if(state == m_state)
-		return;
-	m_state = state;
-	emit stateChanged(m_state);
-}
-
-LoggedProcess::State LoggedProcess::state() const
-{
-	return m_state;
-}
-
-void LoggedProcess::on_stateChange(QProcess::ProcessState state)
-{
-	switch(state)
-	{
-		case QProcess::NotRunning:
-			break; // let's not - there are too many that handle this already.
-		case QProcess::Starting:
-		{
-			if(m_state != LoggedProcess::NotRunning)
-			{
-				qWarning() << "Wrong state change for process from state" << m_state << "to" << (int) LoggedProcess::Starting;
-			}
-			changeState(LoggedProcess::Starting);
-			return;
-		}
-		case QProcess::Running:
-		{
-			if(m_state != LoggedProcess::Starting)
-			{
-				qWarning() << "Wrong state change for process from state" << m_state << "to" << (int) LoggedProcess::Running;
-			}
-			changeState(LoggedProcess::Running);
-			return;
-		}
-	}
-}
-
-#if defined Q_OS_WIN32
-#include <windows.h>
-#endif
-
-qint64 LoggedProcess::processId() const
-{
-#ifdef Q_OS_WIN
-    return pid() ? pid()->dwProcessId : 0;
-#else
-    return pid();
-#endif
-}
diff --git a/libraries/logic/launch/LoggedProcess.h b/libraries/logic/launch/LoggedProcess.h
deleted file mode 100644
index baa53d79..00000000
--- a/libraries/logic/launch/LoggedProcess.h
+++ /dev/null
@@ -1,76 +0,0 @@
-/* Copyright 2013-2015 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <QProcess>
-#include "MessageLevel.h"
-
-/*
- * This is a basic process.
- * It has line-based logging support and hides some of the nasty bits.
- */
-class LoggedProcess : public QProcess
-{
-Q_OBJECT
-public:
-	enum State
-	{
-		NotRunning,
-		Starting,
-		FailedToStart,
-		Running,
-		Finished,
-		Crashed,
-		Aborted
-	};
-
-public:
-    explicit LoggedProcess(QObject* parent = 0);
-    virtual ~LoggedProcess() {};
-
-	State state() const;
-	int exitCode() const;
-	qint64 processId() const;
-
-signals:
-	void log(QStringList lines, MessageLevel::Enum level);
-	void stateChanged(LoggedProcess::State state);
-
-public slots:
-	/**
-	 * @brief kill the process - equivalent to kill -9
-	 */
-	void kill();
-
-
-private slots:
-	void on_stdErr();
-	void on_stdOut();
-	void on_exit(int exit_code, QProcess::ExitStatus status);
-	void on_error(QProcess::ProcessError error);
-	void on_stateChange(QProcess::ProcessState);
-
-private:
-	void changeState(LoggedProcess::State state);
-
-private:
-	QString m_err_leftover;
-	QString m_out_leftover;
-	bool m_killed = false;
-	State m_state = NotRunning;
-	int m_exit_code = 0;
-	bool m_is_aborting = false;
-};
diff --git a/libraries/logic/launch/MessageLevel.cpp b/libraries/logic/launch/MessageLevel.cpp
deleted file mode 100644
index a5191290..00000000
--- a/libraries/logic/launch/MessageLevel.cpp
+++ /dev/null
@@ -1,36 +0,0 @@
-#include "MessageLevel.h"
-
-MessageLevel::Enum MessageLevel::getLevel(const QString& levelName)
-{
-	if (levelName == "MultiMC")
-		return MessageLevel::MultiMC;
-	else if (levelName == "Debug")
-		return MessageLevel::Debug;
-	else if (levelName == "Info")
-		return MessageLevel::Info;
-	else if (levelName == "Message")
-		return MessageLevel::Message;
-	else if (levelName == "Warning")
-		return MessageLevel::Warning;
-	else if (levelName == "Error")
-		return MessageLevel::Error;
-	else if (levelName == "Fatal")
-		return MessageLevel::Fatal;
-	// Skip PrePost, it's not exposed to !![]!
-	// Also skip StdErr and StdOut
-	else
-		return MessageLevel::Unknown;
-}
-
-MessageLevel::Enum MessageLevel::fromLine(QString &line)
-{
-	// Level prefix
-	int endmark = line.indexOf("]!");
-	if (line.startsWith("!![") && endmark != -1)
-	{
-		auto level = MessageLevel::getLevel(line.left(endmark).mid(3));
-		line = line.mid(endmark + 2);
-		return level;
-	}
-	return MessageLevel::Unknown;
-}
diff --git a/libraries/logic/launch/MessageLevel.h b/libraries/logic/launch/MessageLevel.h
deleted file mode 100644
index 0128148d..00000000
--- a/libraries/logic/launch/MessageLevel.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#pragma once
-
-#include <QString>
-
-/**
- * @brief the MessageLevel Enum
- * defines what level a log message is
- */
-namespace MessageLevel
-{
-enum Enum
-{
-	Unknown, /**< No idea what this is or where it came from */
-	StdOut,  /**< Undetermined stderr messages */
-	StdErr,  /**< Undetermined stdout messages */
-	MultiMC, /**< MultiMC Messages */
-	Debug,   /**< Debug Messages */
-	Info,    /**< Info Messages */
-	Message, /**< Standard Messages */
-	Warning, /**< Warnings */
-	Error,   /**< Errors */
-	Fatal,   /**< Fatal Errors */
-};
-MessageLevel::Enum getLevel(const QString &levelName);
-
-/* Get message level from a line. Line is modified if it was successful. */
-MessageLevel::Enum fromLine(QString &line);
-}
diff --git a/libraries/logic/launch/steps/CheckJava.cpp b/libraries/logic/launch/steps/CheckJava.cpp
deleted file mode 100644
index a4eaa307..00000000
--- a/libraries/logic/launch/steps/CheckJava.cpp
+++ /dev/null
@@ -1,92 +0,0 @@
-/* Copyright 2013-2015 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "CheckJava.h"
-#include <launch/LaunchTask.h>
-#include <FileSystem.h>
-#include <QStandardPaths>
-#include <QFileInfo>
-
-void CheckJava::executeTask()
-{
-	auto instance = m_parent->instance();
-	auto settings = instance->settings();
-	m_javaPath = FS::ResolveExecutable(settings->get("JavaPath").toString());
-	bool perInstance = settings->get("OverrideJava").toBool() || settings->get("OverrideJavaLocation").toBool();
-
-	auto realJavaPath = QStandardPaths::findExecutable(m_javaPath);
-	if (realJavaPath.isEmpty())
-	{
-		if (perInstance)
-		{
-			emit logLine(
-				tr("The java binary \"%1\" couldn't be found. Please fix the java path "
-				   "override in the instance's settings or disable it.").arg(m_javaPath),
-				MessageLevel::Warning);
-		}
-		else
-		{
-			emit logLine(tr("The java binary \"%1\" couldn't be found. Please set up java in "
-							"the settings.").arg(m_javaPath),
-						 MessageLevel::Warning);
-		}
-		emitFailed(tr("Java path is not valid."));
-		return;
-	}
-	else
-	{
-		emit logLine("Java path is:\n" + m_javaPath + "\n\n", MessageLevel::MultiMC);
-	}
-
-	QFileInfo javaInfo(realJavaPath);
-	qlonglong javaUnixTime = javaInfo.lastModified().toMSecsSinceEpoch();
-	auto storedUnixTime = settings->get("JavaTimestamp").toLongLong();
-	m_javaUnixTime = javaUnixTime;
-	// if they are not the same, check!
-	if (javaUnixTime != storedUnixTime)
-	{
-		m_JavaChecker = std::make_shared<JavaChecker>();
-		QString errorLog;
-		QString version;
-		emit logLine(tr("Checking Java version..."), MessageLevel::MultiMC);
-		connect(m_JavaChecker.get(), &JavaChecker::checkFinished, this,
-				&CheckJava::checkJavaFinished);
-		m_JavaChecker->m_path = realJavaPath;
-		m_JavaChecker->performCheck();
-		return;
-	}
-	emitSucceeded();
-}
-
-void CheckJava::checkJavaFinished(JavaCheckResult result)
-{
-	if (!result.valid)
-	{
-		// Error message displayed if java can't start
-		emit logLine(tr("Could not start java:"), MessageLevel::Error);
-		emit logLines(result.errorLog.split('\n'), MessageLevel::Error);
-		emit logLine("\nCheck your MultiMC Java settings.", MessageLevel::MultiMC);
-		emitFailed(tr("Could not start java!"));
-	}
-	else
-	{
-		auto instance = m_parent->instance();
-		emit logLine(tr("Java version is %1!\n").arg(result.javaVersion.toString()),
-					 MessageLevel::MultiMC);
-		instance->settings()->set("JavaVersion", result.javaVersion.toString());
-		instance->settings()->set("JavaTimestamp", m_javaUnixTime);
-		emitSucceeded();
-	}
-}
diff --git a/libraries/logic/launch/steps/CheckJava.h b/libraries/logic/launch/steps/CheckJava.h
deleted file mode 100644
index b63dd4f4..00000000
--- a/libraries/logic/launch/steps/CheckJava.h
+++ /dev/null
@@ -1,41 +0,0 @@
-/* Copyright 2013-2015 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#pragma once
-
-#include <launch/LaunchStep.h>
-#include <launch/LoggedProcess.h>
-#include <java/JavaChecker.h>
-
-class CheckJava: public LaunchStep
-{
-	Q_OBJECT
-public:
-	explicit CheckJava(LaunchTask *parent) :LaunchStep(parent){};
-	virtual ~CheckJava() {};
-
-	virtual void executeTask();
-	virtual bool canAbort() const
-	{
-		return false;
-	}
-private slots:
-	void checkJavaFinished(JavaCheckResult result);
-
-private:
-	QString m_javaPath;
-	qlonglong m_javaUnixTime;
-	JavaCheckerPtr m_JavaChecker;
-};
diff --git a/libraries/logic/launch/steps/LaunchMinecraft.cpp b/libraries/logic/launch/steps/LaunchMinecraft.cpp
deleted file mode 100644
index 77a89f17..00000000
--- a/libraries/logic/launch/steps/LaunchMinecraft.cpp
+++ /dev/null
@@ -1,154 +0,0 @@
-/* Copyright 2013-2015 MultiMC Contributors
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "LaunchMinecraft.h"
-#include <launch/LaunchTask.h>
-#include <minecraft/MinecraftInstance.h>
-#include <FileSystem.h>
-#include <QStandardPaths>
-
-LaunchMinecraft::LaunchMinecraft(LaunchTask *parent) : LaunchStep(parent)
-{
-	connect(&m_process, &LoggedProcess::log, this, &LaunchMinecraft::logLines);
-	connect(&m_process, &LoggedProcess::stateChanged, this, &LaunchMinecraft::on_state);
-}
-
-void LaunchMinecraft::executeTask()
-{
-	auto instance = m_parent->instance();
-	std::shared_ptr<MinecraftInstance> minecraftInstance = std::dynamic_pointer_cast<MinecraftInstance>(instance);
-
-	m_launchScript = minecraftInstance->createLaunchScript(m_session);
-
-	QStringList args = minecraftInstance->javaArguments();
-
-	// HACK: this is a workaround for MCL-3732 - 'server-resource-packs' is create