1 files changed, 74 insertions, 0 deletions
diff --git a/logic/tools/JVisualVM.cpp b/logic/tools/JVisualVM.cpp
new file mode 100644
index 00000000..02938028
--- /dev/null
+++ b/logic/tools/JVisualVM.cpp
@@ -0,0 +1,74 @@
+#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;
+}