person.vainohelminen.ubench

Class Runner

java.lang.Object

person.vainohelminen.ubench.Runner

public class Runner
extends Object

The Runner class runs a bunch of Benchmarks.

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
protected static class	Runner.TestClass

Field Summary

Fields

Modifier and Type	Field and Description
protected List<Runner.TestClass>	benchmarks
protected int	count
protected CSVWriter	csv
protected PrintStream	out

Constructor Summary

Constructors

Constructor and Description
Runner() Construct a Runner with logging to System.out.
Runner(PrintStream out) Construct a Runner with logging to the given stream.

Method Summary

Modifier and Type	Method and Description
void	addCase(String className) Add all Benchmarks from the given class.
static void	main(String[] args) Main method that runs all benchmarks from the classes given as arguments.
protected double[]	measure(Object object, Method method) Run a single benchmark.
void	run() Run all benchmarks and report results.
void	setCount(int count) Set number of measurements done for each test.
void	setCSV(CSVWriter writer) Log results to a CSV file.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

count

protected int count

benchmarks

protected final List<Runner.TestClass> benchmarks

out

protected final PrintStream out

csv

protected CSVWriter csv

Constructor Detail

Runner

public Runner()

Construct a Runner with logging to System.out.

Runner

public Runner(PrintStream out)

Construct a Runner with logging to the given stream.

Parameters:

out -

Method Detail

main

public static void main(String[] args)
                 throws IOException

Main method that runs all benchmarks from the classes given as arguments.

Throws:

IOException

setCount

public void setCount(int count)

Set number of measurements done for each test. The number of operations per measurement is always automatic.

Parameters:

count - must be > 0

setCSV

public void setCSV(CSVWriter writer)
            throws IOException

Log results to a CSV file. The file will be closed before run() returns.

Parameters:

writer -

Throws:

IOException

addCase

public void addCase(String className)

Add all Benchmarks from the given class.

Parameters:

className - fully qualified class name

run

public void run()
         throws IOException

Run all benchmarks and report results.

Throws:

IOException

measure

protected double[] measure(Object object,
                           Method method)
                    throws Exception

Run a single benchmark.

Parameters:

object - instance of a test class

method - benchmark method

Throws:

Exception