Package org.teavm.perf

Class BrowserBackend

java.lang.Object

org.teavm.perf.BenchmarkBackend

org.teavm.perf.BrowserBackend

Direct Known Subclasses:

JsBackend, WasmGCBackend

public abstract class BrowserBackend
extends BenchmarkBackend

Runs benchmarks in a browser using BrowserRunner. Every fork runs in a fresh iframe.

Field Summary

Fields inherited from class org.teavm.perf.BenchmarkBackend

environment

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	BrowserBackend(BenchmarkEnvironment environment, String browser)

Method Summary

Modifier and Type	Method	Description
protected abstract String	getRunnerType()
void	run(CompiledBenchmark benchmark, String argument, Consumer<String> outputConsumer)	Runs compiled benchmark once, i.e. performs a single JMH fork.
void	start()
void	stop()
boolean	supportsCpuProfiling()
String	takeCpuProfile(String title)	Returns CPU profile of measurement iterations of the last run, recorded with the given title.

Methods inherited from class org.teavm.perf.BenchmarkBackend

build, compile, copyResource, getDescription, getName

Methods inherited from class java.lang.Object

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

Constructor Details

BrowserBackend

protected BrowserBackend(BenchmarkEnvironment environment,
 String browser)

Method Details

getRunnerType

protected abstract String getRunnerType()

start

public void start()
           throws BenchmarkException

Overrides:

start in class BenchmarkBackend

Throws:

BenchmarkException

stop

public void stop()

Overrides:

stop in class BenchmarkBackend

supportsCpuProfiling

public boolean supportsCpuProfiling()

Overrides:

supportsCpuProfiling in class BenchmarkBackend

takeCpuProfile

public String takeCpuProfile(String title)
                      throws BenchmarkException

Description copied from class: BenchmarkBackend

Returns CPU profile of measurement iterations of the last run, recorded with the given title.

Overrides:

takeCpuProfile in class BenchmarkBackend

Returns:

profile in Chrome DevTools format (.cpuprofile).

Throws:

BenchmarkException

run

public void run(CompiledBenchmark benchmark,
 String argument,
 Consumer<String> outputConsumer)
         throws BenchmarkException

Description copied from class: BenchmarkBackend

Runs compiled benchmark once, i.e. performs a single JMH fork.

Specified by:

run in class BenchmarkBackend

Parameters:

outputConsumer - receives every line written by benchmark to stdout.

Throws:

BenchmarkException