Learning Java Lambdas

Cover
Copyright
Credits
About the Author
www.PacktPub.com
Customer Feedback
Table of Contents
Preface
Chapter 1: Introduction
	The road to modern Java
		Modern Java features
Chapter 2: Lambdas Introduction
	λs in functional programming
		1930s and the lambda calculus
		1950s and LISP
		What is a lambda
	Functions vs classes
		Lambdas in modern Java
		Some theoretical differences
		Functions vs classes
		Some concrete differences
			Capture semantics
			Shadowed variables
		Summary
	λ basic syntax
		Syntax breakdown
		Summary
Chapter 3: Lambdas in Depth
	Functional interfaces
		@FunctionalInterface
		Extension
		Other interface improvements
		Summary
	Type inference improvements
		Java type inference
		Target-typing for lambdas
			Type parameters in method calls
			Type parameters in chained method calls
	Method references
		Example
		Method reference types
		Constructor reference
		Static method reference
		Instance method reference of particular object (in this case, a closure)
		Instance method reference of a arbitrary object whose instance is supplied later (lambda)
		Summary
	Scoping
		Effectively final
			Circumventing final
	Exception handling
		Using a callback
		Dealing with exceptions when writing lambdas
		As a caller (dealing with exceptions when calling lambdas)
	Lambdas vs closures
		Basic differences
		Other differences
		Summary
		Bytecode recap
		Descriptors
		Converting a method signature
		Code examples
		Example 1
		Example 2
		Example 3
		Example 4
		Example 4 (with method reference)
		Example 5
		Summary
Appendix: Bytecode
	WaitFor
	Example 1
	Example 2
	Example 3
	Example 4
	Example 4 (with Method Reference)
	Example 5
Index