org.apache.hadoop.hbase.chaos.policies

Class PeriodicRandomActionPolicy

java.lang.Object

StoppableImplementation

org.apache.hadoop.hbase.chaos.policies.Policy

org.apache.hadoop.hbase.chaos.policies.PeriodicPolicy

org.apache.hadoop.hbase.chaos.policies.PeriodicRandomActionPolicy

All Implemented Interfaces:

java.lang.Runnable

public class PeriodicRandomActionPolicy
extends PeriodicPolicy

A policy, which picks a random action according to the given weights, and performs it every configurable period.

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.hadoop.hbase.chaos.policies.Policy

Policy.PolicyContext

Field Summary

Fields inherited from class org.apache.hadoop.hbase.chaos.policies.Policy

context, LOG

Constructor Summary

Constructors

Constructor and Description
PeriodicRandomActionPolicy(long periodMs, Action... actions)
PeriodicRandomActionPolicy(long periodMs, java.util.List<Pair<Action,java.lang.Integer>> actions)
PeriodicRandomActionPolicy(long periodMs, Pair<Action,java.lang.Integer>... actions)

Method Summary

Modifier and Type	Method and Description
void	init(Policy.PolicyContext context)
protected void	runOneIteration()

Methods inherited from class org.apache.hadoop.hbase.chaos.policies.PeriodicPolicy

run

Methods inherited from class org.apache.hadoop.hbase.chaos.policies.Policy

stop

Methods inherited from class java.lang.Object

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

Constructor Detail

PeriodicRandomActionPolicy

public PeriodicRandomActionPolicy(long periodMs,
                                  java.util.List<Pair<Action,java.lang.Integer>> actions)

PeriodicRandomActionPolicy

public PeriodicRandomActionPolicy(long periodMs,
                                  Pair<Action,java.lang.Integer>... actions)

PeriodicRandomActionPolicy

public PeriodicRandomActionPolicy(long periodMs,
                                  Action... actions)

Method Detail

runOneIteration

protected void runOneIteration()

Specified by:

runOneIteration in class PeriodicPolicy

init

public void init(Policy.PolicyContext context)
          throws java.lang.Exception

Overrides:

init in class PeriodicPolicy

Throws:

java.lang.Exception