Nickolay Tsvetinov - Learning Reactive Programming With Java 8 - 2015.PDF

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Learning Reactive Programming with Java 8
Table of Contents
Learning Reactive Programming with Java 8
Credits
About the Author
About the Reviewers
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Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the example code
Errata
Piracy
Questions
1. An Introduction to Reactive Programming
What is reactive programming?
Why should we be reactive?
Introducing RxJava
Downloading and setting up RxJava
Comparing the iterator pattern and the RxJava Observable
Implementing the reactive sum
Summary
2. Using the Functional Constructions of Java 8
Lambdas in Java 8
Introducing the new syntax and semantics
Functional interfaces in Java 8 and RxJava
Implementing the reactive sum example with lambdas
Pure functions and higher order functions
Pure functions
Higher order functions
RxJava and functional programming
Summary
3. Creating and Connecting Observables, Observers, and Subjects
The Observable.from method
The Observable.just method
Other Observable factory methods
The Observable.create method
Subscribing and unsubscribing
Hot and cold Observable instances
The ConnectableObservable class
The Subject instances
Summary
4. Transforming, Filtering, and Accumulating Your Data
Observable transformations
Transformations with the various flatMap operators
Grouping items
Additional useful transformation operators
Filtering data
Accumulating data
Summary
5. Combinators, Conditionals, and Error Handling
Combining the Observable instances
The zip operator
The combineLatest operator
The merge operator
The concat operator
The conditional operators
The amb operator
The takeUntil(), takeWhile(), skipUntil(), and skipWhile() conditional operators
The defaultIfEmpty( ) operator
Handling errors
The return and resume operators
The retrying technique
An HTTP client example
Summary
6. Using Concurrency and Parallelism with Schedulers
RxJava's schedulers
Debugging Observables and their schedulers
The interval Observable and its default scheduler
Types of schedulers
The Schedulers.immediate scheduler
The Schedulers.trampoline scheduler
The Schedulers.newThread scheduler
The Schedulers.computation scheduler
The Schedulers.io scheduler
The Schedulers.from(Executor) method
Combining Observables and schedulers

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