Java Concurrency in Practice

           

JavaConcurrency InPractice BrianGöetz TimPeierls JoshuaBloch JosephBowbeer DavidHolmes DougLea                     AddisonͲWesleyProfessional ISBNͲ10:0Ͳ321Ͳ34960Ͳ1 ISBNͲ13:978Ͳ0Ͳ321Ͳ34960Ͳ6



ii JavaConcurrencyInPractice 

Index Index Preface

ii xiii

HowtoUsethisBook CodeExamples Acknowledgments

xiii xiv xv

Chapter 1 - Introduction

1

1.1. A (Very) Brief History of Concurrency

2

1.2. Benefits of Threads

3

1.2.1.ExploitingMultipleProcessors 1.2.2.SimplicityofModeling 1.2.3.SimplifiedHandlingofAsynchronousEvents 1.2.4.MoreResponsiveUserInterfaces

1.3. Risks of Threads 1.3.1.SafetyHazards 1.3.2.LivenessHazards 1.3.3.PerformanceHazards

1.4. Threads are Everywhere

Part I: Fundamentals Chapter 2. Thread Safety 2.1.WhatisThreadSafety? 2.2.Atomicity 2.3.Locking 2.4.GuardingStatewithLocks 2.5.LivenessandPerformance

Chapter 3. Sharing Objects

3 3 3 4

5 5 6 6

8

10 11 12 13 16 19 20

23

3.1.Visibility 3.2.PublicationandEscape 3.3.ThreadConfinement 3.4.Immutability 3.5.SafePublication

23 26 28 31 33

Chapter 4. Composing Objects

37

4.1.DesigningaThreadͲsafeClass 4.2.InstanceConfinement 4.3.DelegatingThreadSafety 4.4.AddingFunctionalitytoExistingThreadͲsafeClasses 4.5.DocumentingSynchronizationPolicies

Chapter 5. Building Blocks 5.1.SynchronizedCollections 5.2.ConcurrentCollections 5.3.BlockingQueuesandtheProducerͲconsumerPattern 5.4.BlockingandInterruptibleMethods 5.5.Synchronizers 5.6.BuildinganEfficient,ScalableResultCache SummaryofPartI

37 39 41 47 49

51 51 54 56 59 60 64 69