libUTL++
utl::OStimer Class Reference

Measure CPU time. More...

#include <OStimer.h>

Inheritance diagram for utl::OStimer:

Public Member Functions

void start ()
 Start the timer. More...
 
void stop ()
 Stop the timer. More...
 
double userTime ()
 Get user time (in seconds). More...
 
double systemTime ()
 Get system time (in seconds). More...
 
double totalTime ()
 Get user + system time (in seconds). More...
 
double childUserTime ()
 Get user time of children (in seconds). More...
 
double childSystemTime ()
 Get system time of children (in seconds). More...
 
double childTotalTime ()
 Get user + system time of children (in seconds). More...
 
- Public Member Functions inherited from utl::Object
void clear ()
 Revert to initial state. More...
 
virtual int compare (const Object &rhs) const
 Compare with another object. More...
 
virtual void copy (const Object &rhs)
 Copy another instance. More...
 
virtual void vclone (const Object &rhs)
 Make an exact copy of another instance. More...
 
virtual void steal (Object &rhs)
 "Steal" the internal representation from another instance. More...
 
virtual void dump (Stream &os, uint_t level=uint_t_max) const
 Dump a human-readable representation of self to the given output stream. More...
 
void dumpWithClassName (Stream &os, uint_t indent=4, uint_t level=uint_t_max) const
 Front-end for dump() that prints the object's class name. More...
 
virtual const ObjectgetKey () const
 Get the key for this object. More...
 
bool hasKey () const
 Determine whether or not the object has a key. More...
 
virtual const ObjectgetProxiedObject () const
 Get the proxied object (= self if none). More...
 
virtual ObjectgetProxiedObject ()
 Get the proxied object (= self if none). More...
 
virtual size_t hash (size_t size) const
 Get the hash code for the object. More...
 
bool _isA (const RunTimeClass *runTimeClass) const
 Determine whether self's class is a descendent of the given class. More...
 
virtual String toString () const
 Return a string representation of self. More...
 
 operator String () const
 Conversion to String. More...
 
size_t allocatedSize () const
 Get the total allocated size of this object. More...
 
virtual size_t innerAllocatedSize () const
 Get the "inner" allocated size. More...
 
virtual void addOwnedIt (const class FwdIt *it) const
 Notify self that it owns the given iterator. More...
 
virtual void removeOwnedIt (const class FwdIt *it) const
 Notify self that the given owned iterator has been destroyed. More...
 
bool operator< (const Object &rhs) const
 Less-than operator. More...
 
bool operator<= (const Object &rhs) const
 Less-than-or-equal-to operator. More...
 
bool operator> (const Object &rhs) const
 Greater-than operator. More...
 
bool operator>= (const Object &rhs) const
 Greater-than-or-equal-to operator. More...
 
bool operator== (const Object &rhs) const
 Equal-to operator. More...
 
bool operator!= (const Object &rhs) const
 Unequal-to operator. More...
 
void serializeIn (Stream &is, uint_t mode=ser_default)
 Serialize from an input stream. More...
 
void serializeOut (Stream &os, uint_t mode=ser_default) const
 Serialize to an output stream. More...
 
virtual void serialize (Stream &stream, uint_t io, uint_t mode=ser_default)
 Serialize to or from a stream. More...
 
void serializeOutBoxed (Stream &os, uint_t mode=ser_default) const
 Serialize a boxed object to an output stream. More...
 

Additional Inherited Members

- Static Public Member Functions inherited from utl::Object
static ObjectserializeInNullable (Stream &is, uint_t mode=ser_default)
 Serialize a nullptr-able object from an input stream. More...
 
static void serializeOutNullable (const Object *object, Stream &os, uint_t mode=ser_default)
 Serialize a nullptr-able object to an output stream. More...
 
static void serializeNullable (Object *&object, Stream &stream, uint_t io, uint_t mode=ser_default)
 Serialize a nullptr-able object to or from a stream. More...
 
static ObjectserializeInBoxed (Stream &is, uint_t mode=ser_default)
 Serialize a boxed object from an input stream. More...
 
static void serializeBoxed (Object *&object, Stream &stream, uint_t io, uint_t mode=ser_default)
 Serialize a boxed object to or from a stream. More...
 

Detailed Description

Measure CPU time.

OStimer measures CPU time spent in kernel- and user-space by the invoking process and its children.

Author
Adam McKee

Definition at line 33 of file OStimer.h.

Member Function Documentation

◆ start()

void utl::OStimer::start ( )

Start the timer.

◆ stop()

void utl::OStimer::stop ( )

Stop the timer.

◆ userTime()

double utl::OStimer::userTime ( )

Get user time (in seconds).

◆ systemTime()

double utl::OStimer::systemTime ( )

Get system time (in seconds).

◆ totalTime()

double utl::OStimer::totalTime ( )

Get user + system time (in seconds).

◆ childUserTime()

double utl::OStimer::childUserTime ( )

Get user time of children (in seconds).

◆ childSystemTime()

double utl::OStimer::childSystemTime ( )

Get system time of children (in seconds).

◆ childTotalTime()

double utl::OStimer::childTotalTime ( )

Get user + system time of children (in seconds).


The documentation for this class was generated from the following file: