org.apache.cassandra.utils

Class TestRateLimiter

java.lang.Object

org.jboss.byteman.rule.helper.Helper

org.apache.cassandra.utils.TestRateLimiter

public class TestRateLimiter
extends org.jboss.byteman.rule.helper.Helper

Helper class to apply rate limiting during fault injection testing; for an example script, see test/resources/byteman/mutation_limiter.btm.

Field Summary

Fields inherited from class org.jboss.byteman.rule.helper.Helper

rule

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	TestRateLimiter(org.jboss.byteman.rule.Rule rule)

Method Summary

Modifier and Type	Method and Description
void	acquire(double rate) Acquires a single unit at the given rate.

Methods inherited from class org.jboss.byteman.rule.helper.Helper

activated, addCountDown, callerCheck, callerEquals, callerEquals, callerEquals, callerEquals, callerEquals, callerEquals, callerEquals, callerEquals, callerEquals, callerMatches, callerMatches, callerMatches, callerMatches, callerMatches, callerMatches, callerMatches, callerMatches, callerMatches, clear, closeTrace, countDown, createCountDown, createCounter, createCounter, createJoin, createRendezvous, createRendezvous, createTimer, deactivated, debug, decrementCounter, delay, deleteCounter, deleteRendezvous, deleteTimer, flag, flagged, formatAllStacks, formatAllStacks, formatAllStacks, formatAllStacks, formatStack, formatStack, formatStack, formatStack, formatStackBetween, formatStackBetween, formatStackBetween, formatStackBetween, formatStackBetween, formatStackBetween, formatStackBetweenMatches, formatStackBetweenMatches, formatStackBetweenMatches, formatStackBetweenMatches, formatStackBetweenMatches, formatStackBetweenMatches, formatStackMatching, formatStackMatching, formatStackMatching, formatStackMatching, formatStackMatching, formatStackMatching, formatStackRange, formatThreadStack, formatThreadStack, formatThreadStack, formatThreadStack, getCountDown, getElapsedTimeFromTimer, getObjectSize, getRendezvous, getStack, incrementCounter, incrementCounter, installed, isCountDown, isJoin, isRendezvous, joinEnlist, joinWait, joinWait, killJVM, killJVM, killThread, matchIndex, openTrace, openTrace, printFrame, printlnFrame, readCounter, readCounter, rendezvous, rendezvous, resetTimer, setTriggering, signalKill, signalKill, signalThrow, signalThrow, signalWake, signalWake, toString, trace, trace, traceAllStacks, traceAllStacks, traceAllStacks, traceAllStacks, traceAllStacks, traceAllStacks, traceClose, traceln, traceln, traceOpen, traceOpen, traceStack, traceStack, traceStack, traceStack, traceStack, traceStack, traceStackBetween, traceStackBetween, traceStackBetween, traceStackBetween, traceStackBetween, traceStackBetween, traceStackBetween, traceStackBetween, traceStackBetween, traceStackBetweenMatches, traceStackBetweenMatches, traceStackBetweenMatches, traceStackBetweenMatches, traceStackBetweenMatches, traceStackBetweenMatches, traceStackBetweenMatches, traceStackBetweenMatches, traceStackBetweenMatches, traceStackMatching, traceStackMatching, traceStackMatching, traceStackMatching, traceStackMatching, traceStackMatching, traceStackMatching, traceStackMatching, traceStackMatching, traceStackRange, traceThreadStack, traceThreadStack, traceThreadStack, traceThreadStack, traceThreadStack, traceThreadStack, triggerIndex, uninstalled, waitFor, waitFor, waiting

Methods inherited from class java.lang.Object

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

Constructor Detail

TestRateLimiter

protected TestRateLimiter(org.jboss.byteman.rule.Rule rule)

Method Detail

acquire

public void acquire(double rate)

Acquires a single unit at the given rate. If the rate changes between calls, a new rate limiter is created and the old one is discarded.