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#ifndef _SERVICE_H_
#define _SERVICE_H_
#include <QtCore/QMap>
#include <QtCore/QFile>
#include <QtCore/QProcess>
#include <QtCore/QDebug>
#include <QtDBus/QDBusAbstractAdaptor>
#include <QtDBus/QDBusConnection>
class StreamWatcher {
public:
StreamWatcher(int max = 100)
: m_dev(0),
m_last(0),
m_max(max)
{}
void setDevice(QIODevice *device)
{
m_dev = device;
}
virtual void update()
{
if (!m_dev)
return;
while (!m_dev->atEnd()) {
append(m_dev->readLine());
}
while (m_list.count() > m_max)
m_list.removeFirst();
}
int last()
{
return m_last;
}
QStringList get(int from)
{
int index = m_list.count() - (m_last - from);
if (index < 0)
index = 0;
return m_list.mid(index);
}
protected:
virtual void append(const QString &line)
{
m_list.append(line);
++m_last;
}
protected:
QIODevice *m_dev;
QStringList m_list;
int m_last;
int m_max;
};
class DBusStreamWatcher : public StreamWatcher
{
public:
DBusStreamWatcher(int max = 100)
: StreamWatcher(max)
{}
virtual void update()
{
StreamWatcher::update();
filter();
}
protected:
void filter()
{
if (!m_list.empty() && (
m_list.last().contains("interface=com.pengutronix.jdb.SystemInfo") ||
m_list.last().contains("sender=" + QDBusConnection::sessionBus().baseService()))) {
m_list.removeLast();
--m_last;
}
}
virtual void append(const QString &line)
{
if (!m_list.empty() && ((line[0] == ' ') || (line[0] == '"'))) {
m_list.last().append(line);
}
else {
filter();
m_list.append(line);
++m_last;
}
}
};
class SystemInfo : public QDBusAbstractAdaptor
{
Q_OBJECT
Q_CLASSINFO("D-Bus Interface", "com.pengutronix.jdb.SystemInfo")
public:
SystemInfo(QObject *parent);
public slots:
uint Date();
void Noop();
QString Ping(QString text);
int CpuLoad();
QMap<QString, QVariant> Syslog(int last);
QMap<QString, QVariant> DBusMonitor(int last);
protected:
virtual void timerEvent(QTimerEvent *);
private:
int m_cpuLoad;
int m_oldStat;
StreamWatcher m_syslog;
DBusStreamWatcher m_dbusMonitor;
QFile m_syslogFile;
QProcess m_dbusMonitorProcess;
};
#endif // _SERVICE_H_
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