pollymc/logic/tools/JVisualVM.cpp
2015-04-13 00:04:08 +02:00

104 lines
2.4 KiB
C++

#include "JVisualVM.h"
#include <QDir>
#include <QStandardPaths>
#include "settings/SettingsObject.h"
#include "BaseProcess.h"
#include "BaseInstance.h"
class JVisualVM : public BaseProfiler
{
Q_OBJECT
public:
JVisualVM(SettingsObjectPtr settings, InstancePtr instance, QObject *parent = 0);
private slots:
void profilerStarted();
void profilerFinished(int exit, QProcess::ExitStatus status);
protected:
void beginProfilingImpl(BaseProcess *process);
};
JVisualVM::JVisualVM(SettingsObjectPtr settings, InstancePtr instance, QObject *parent)
: BaseProfiler(settings, instance, parent)
{
}
void JVisualVM::profilerStarted()
{
emit readyToLaunch(tr("JVisualVM started"));
}
void JVisualVM::profilerFinished(int exit, QProcess::ExitStatus status)
{
if (status == QProcess::CrashExit)
{
emit abortLaunch(tr("Profiler aborted"));
}
if (m_profilerProcess)
{
m_profilerProcess->deleteLater();
m_profilerProcess = 0;
}
}
void JVisualVM::beginProfilingImpl(BaseProcess *process)
{
QProcess *profiler = new QProcess(this);
QStringList profilerArgs =
{
"--openpid", QString::number(pid(process))
};
auto programPath = globalSettings->get("JVisualVMPath").toString();
profiler->setArguments(profilerArgs);
profiler->setProgram(programPath);
connect(profiler, SIGNAL(started()), SLOT(profilerStarted()));
connect(profiler, SIGNAL(finished(int, QProcess::ExitStatus)), SLOT(profilerFinished(int,QProcess::ExitStatus)));
profiler->start();
m_profilerProcess = profiler;
}
void JVisualVMFactory::registerSettings(SettingsObjectPtr settings)
{
QString defaultValue = QStandardPaths::findExecutable("jvisualvm");
if (defaultValue.isNull())
{
defaultValue = QStandardPaths::findExecutable("visualvm");
}
settings->registerSetting("JVisualVMPath", defaultValue);
globalSettings = settings;
}
BaseExternalTool *JVisualVMFactory::createTool(InstancePtr instance, QObject *parent)
{
return new JVisualVM(globalSettings, instance, parent);
}
bool JVisualVMFactory::check(QString *error)
{
return check(globalSettings->get("JVisualVMPath").toString(), error);
}
bool JVisualVMFactory::check(const QString &path, QString *error)
{
if (path.isEmpty())
{
*error = QObject::tr("Empty path");
return false;
}
if (!QDir::isAbsolutePath(path) || !QFileInfo(path).isExecutable() || !path.contains("visualvm"))
{
*error = QObject::tr("Invalid path to JVisualVM");
return false;
}
return true;
}
#include "JVisualVM.moc"