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Download E-books Mastering Lambdas: Java Programming in a Multicore World (Oracle Press) PDF

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By Maurice Naftalin

The Definitive advisor to Lambda Expressions

Mastering Lambdas: Java Programming in a Multicore World describes how the lambda-related positive factors of Java SE eight will allow Java to satisfy the demanding situations of next-generation parallel architectures. The booklet explains find out how to write lambdas, and the way to exploit them in streams and in assortment processing, offering code examples all through. you will use lambda expressions to take complete good thing about functionality advancements supplied through modern multicore undefined. This Oracle Press ebook covers:

  • Why lambdas have been wanted, and the way they'll switch Java programming
  • Syntax of lambda expressions
  • The easy operation of streams and pipelines
  • Using creditors and relief to finish pipelines
  • Creating streams
  • Spliterators, the fork/join framework, and exceptions
  • Examining flow functionality with microbenchmarking
  • API evolution utilizing default methods

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Three. three end . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . forty three forty four forty seven forty eight forty nine 50 fifty one 60 sixty two seventy one four finishing Streams: assortment and aid . . . . . . . . . . . . . . . . . . . . . . . . . . four. 1 utilizing creditors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. 1. 1 Stand-alone Predefined creditors . . . . . . . . . . . . . . . . . . . . . . . four. 1. 2 Composing creditors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. 1. three Chaining Pipelines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. 1. four labored instance: most well-liked subject matters . . . . . . . . . . . . . . . . . . . four. 2 Anatomy of a Collector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. 2. 1 Concurrent assortment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. three Writing a Collector . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. three. 1 Finishers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. three. 2 labored instance: discovering My Books . . . . . . . . . . . . . . . . . . . . . four. three. three principles for creditors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. four relief . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. four. 1 aid over Primitives . . . . . . . . . . . . . . . . . . . . . . . . . . . . . four. four. 2 aid over Reference Streams . . . . . . . . . . . . . . . . . . . . . . four. four. three Composing creditors with aid . . . . . . . . . . . . . . . . . . . . four. five end . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . seventy three seventy six seventy six eighty eighty four 86 88 ninety ninety ninety four ninety seven one hundred and one 102 102 104 108 109 five beginning Streams: resources and Spliterators . . . . . . . . . . . . . . . . . . . . . . . . . . five. 1 developing Streams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . five. 2 Spliterators and Fork/Join . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . five. 2. 1 Streams from Spliterators . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . five. three Exceptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 111 112 119 122 123 Contents five. four labored instance: Recursive grep . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 127 five. five end . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136 6 flow functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. 1 Microbenchmarking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. 1. 1 Measuring a Dynamic Runtime . . . . . . . . . . . . . . . . . . . . . . . . . 6. 1. 2 The Java Microbenchmarking Harness . . . . . . . . . . . . . . . . . . . . 6. 1. three Experimental strategy . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. 2 deciding upon Execution Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. three circulation features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. four Ordering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. five Stateful and Stateless Operations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. 6 Boxing and Unboxing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. 7 Spliterator functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. eight Collector functionality . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. eight. 1 Concurrent Map Merge . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6. eight. 2 functionality research: element Grouping . . . . . . . . . . . . . . . . . . . 6. eight. three functionality research: discovering My Books . . . . . . . . . . . . . . . . . 6. nine end . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 137 a hundred and forty one hundred forty 142 143 146 148 151 153 153 154 a hundred and fifty five 156 157 157 158 7 API Evolution with Default tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7. 1 utilizing Default equipment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7. 2 What position for summary periods? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7. three Default approach Syntax . . . . . . . . . . . . . . . . . . . . .

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