WallclockTimer: coding style unifications.

git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1867 8c4709b5-6ec9-48aa-a5cd-a96041d1645a

src/core/util/WallclockTimer.cc

@@ -8,61 +8,52 @@
 
 namespace fail {
 
-WallclockTimer::WallclockTimer() {
-	isRunning = false;
+void WallclockTimer::startTimer()
+{
+	m_IsRunning = true;
+	gettimeofday(&m_Start, NULL);
 }
 
-void WallclockTimer::startTimer() {
-		isRunning = true;
-		gettimeofday(&start, NULL);
-}
-
-std::string WallclockTimer::getRuntimeAsString() const {
-	
+std::string WallclockTimer::getRuntimeAsString() const
+{
 	std::stringstream result;
 	result << getRuntimeAsDouble();
 	
 	return result.str().c_str();
 }
 
-double WallclockTimer::getRuntimeAsDouble() const {
-	
+double WallclockTimer::getRuntimeAsDouble() const
+{
 	double result;
 	struct timeval current;
 	
-	if (isRunning) {
+	if (m_IsRunning) {
 		gettimeofday(&current, NULL);
-		result = current.tv_sec - start.tv_sec;
-		result = result + (((double)current.tv_usec-start.tv_usec)/1000000);
+		result = current.tv_sec - m_Start.tv_sec;
+		result = result + (((double)current.tv_usec-m_Start.tv_usec)/1000000);
 	} else {
-		result = end.tv_sec - start.tv_sec;
-		result = result + (((double)end.tv_usec-start.tv_usec)/1000000);
+		result = m_End.tv_sec - m_Start.tv_sec;
+		result = result + (((double)m_End.tv_usec-m_Start.tv_usec)/1000000);
 	}
 	
 	return result;
 }
 
-
-
-void WallclockTimer::stopTimer() {
-	if (isRunning) {
-		isRunning = false;
-		gettimeofday(&end, NULL);
+void WallclockTimer::stopTimer()
+{
+	if (m_IsRunning) {
+		m_IsRunning = false;
+		gettimeofday(&m_End, NULL);
 	} 
 }
 
-void WallclockTimer::reset() {
-	isRunning = false;
-	start.tv_sec = 0;
-	start.tv_usec = 0;
-	end.tv_sec = 0;
-	end.tv_usec = 0;
-}
-
-
-std::ostream& operator<< (std::ostream& os, const WallclockTimer& w) {
-  os << w.getRuntimeAsString();
-  return os;
+void WallclockTimer::reset()
+{
+	m_IsRunning = false;
+	m_Start.tv_sec  = 0;
+	m_Start.tv_usec = 0;
+	m_End.tv_sec    = 0;
+	m_End.tv_usec   = 0;
 }
 
 } // end-of-namespace: fail

src/core/util/WallclockTimer.hpp

@@ -1,7 +1,8 @@
 /** 
  * \brief The WallclockTimer measures the elapsed time
  * 
- * The WallclockTimer measures the time which is elapsed between start and stop of the timer.
+ * The WallclockTimer measures the time which is elapsed between start
+ * and stop of the timer.
  */
 
 #ifndef __WALLCLOCKTIMER_HPP__
@@ -11,51 +12,57 @@
 #include <stdlib.h>
 #include <sys/time.h>
 
-
 namespace fail {
 
 /**
  * \class WallclockTimer
  * 
- * The class WallclockTimer contains all functions for start, stop, reset and to get the elapsed 
- * time.
+ * The class WallclockTimer contains all functions for start,
+ * stop, reset and to get the elapsed time.
  */
 class WallclockTimer {
 private:
-
-	bool isRunning;
-	struct timeval start,end;
-	
+	bool m_IsRunning;
+	struct timeval m_Start, m_End;
 public:
-	WallclockTimer();
+	WallclockTimer() : m_IsRunning(false) { }
 	virtual ~WallclockTimer() { }
 	/**
-	 *	Starts the timer.
+	 * Starts the timer.
 	 */
 	void startTimer();
 	/**
-	 *	Returns the elapsed time as string. This works while the timer is running, and if it is stopped.
+	 * Returns the elapsed time as \c std::string. This works while the timer
+	 * is running, and if it is stopped.
 	 */
 	std::string getRuntimeAsString() const;
 	/**
-	 *	Returns the elapsed time as double. This works while the timer is running, and if it is stopped.
+	 * Returns the elapsed time as \c double. This works while the timer
+	 * is running, and if it is stopped.
 	 */
 	double getRuntimeAsDouble() const;
 	/**
-	 *	Stops the timer.
+	 * Stops the timer.
 	 */
 	void stopTimer();
 	/**
-	 *	Resets the timer. The timer is after a call of reset stopped.
+	 * Resets the timer. The timer is stopped after calling reset().
 	 */
 	void reset();
-	
+	/**
+	 * Returns the elapsed time as \c double. This works while the
+	 * timer is running, and if it is stopped.
+	 */
 	operator double() { return getRuntimeAsDouble(); }
-	
-	operator int() { return ((int) getRuntimeAsDouble()); }
+	/**
+	 * Returns the elapsed time as \c int. This works while the timer
+	 * is running, and if it is stopped.
+	 */
+	operator int() { return (int)getRuntimeAsDouble(); }
 };
 
-std::ostream& operator<< (std::ostream& os, const WallclockTimer& w);
+std::ostream& operator<< (std::ostream& os, const WallclockTimer& w)
+{ return os << w.getRuntimeAsString(); }
 
 } // end-of-namespace: fail