pollymc/logic/profiler/JVisualVM.cpp
2014-02-16 12:00:38 +01:00

75 lines
1.9 KiB
C++

#include "JVisualVM.h"
#include <QDir>
#include <QStandardPaths>
#include "settingsobject.h"
#include "logic/MinecraftProcess.h"
#include "logic/BaseInstance.h"
#include "MultiMC.h"
JVisualVM::JVisualVM(BaseInstance *instance, QObject *parent) : BaseProfiler(instance, parent)
{
}
void JVisualVM::beginProfilingImpl(MinecraftProcess *process)
{
QProcess *profiler = new QProcess(this);
profiler->setArguments(QStringList() << "--openpid" << QString::number(pid(process)));
profiler->setProgram(MMC->settings()->get("JVisualVMPath").toString());
connect(profiler, &QProcess::started, [this]()
{ emit readyToLaunch(tr("JVisualVM started")); });
connect(profiler,
static_cast<void (QProcess::*)(int, QProcess::ExitStatus)>(&QProcess::finished),
[this](int exit, QProcess::ExitStatus status)
{
if (exit != 0 || status == QProcess::CrashExit)
{
emit abortLaunch(tr("Profiler aborted"));
}
if (m_profilerProcess)
{
m_profilerProcess->deleteLater();
m_profilerProcess = 0;
}
});
profiler->start();
m_profilerProcess = profiler;
}
void JVisualVMFactory::registerSettings(SettingsObject *settings)
{
QString defaultValue = QStandardPaths::findExecutable("jvisualvm");
if (defaultValue.isNull())
{
defaultValue = QStandardPaths::findExecutable("visualvm");
}
settings->registerSetting("JVisualVMPath", defaultValue);
}
BaseExternalTool *JVisualVMFactory::createTool(BaseInstance *instance, QObject *parent)
{
return new JVisualVM(instance, parent);
}
bool JVisualVMFactory::check(QString *error)
{
return check(MMC->settings()->get("JVisualVMPath").toString(), error);
}
bool JVisualVMFactory::check(const QString &path, QString *error)
{
if (path.isEmpty())
{
*error = QObject::tr("Empty path");
return false;
}
QString resolved = QStandardPaths::findExecutable(path);
if (resolved.isEmpty() && !QDir::isAbsolutePath(path))
{
*error = QObject::tr("Invalid path to JVisualVM");
return false;
}
return true;
}