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Using Java 8's New Features

JAV-142 (2 Days)
4.6 out of 5 (99 reviews)  

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Java 8 Training Overview

Accelebrate's Using Java 8's New Features training class introduces students to Java 8's capabilities, many of which are centered on lambda expressions and functional-style programming. Attendees learn to take advantage of Java 8's new powerful programming techniques and complex features.

Location and Pricing

Most Accelebrate courses are delivered as private, customized, on-site training at our clients' locations worldwide for groups of 3 or more attendees and are custom tailored to their specific needs. Please visit our client list to see organizations for whom we have delivered private in-house training. These courses can also be delivered as live, private online classes for groups that are geographically dispersed or wish to save on the instructor's or students' travel expenses. To receive a customized proposal and price quote for private training at your site or online, please contact us.

In addition, some courses are available as live, online classes for individuals. See a schedule of online courses.

Java 8 Training Objectives

All students will:

  • Be familiar with the additions to Java interfaces
  • Understand and use functional interfaces
  • Understand lambda expressions and method references, and use them to pass behavior (methods)
  • Learn about the pre-defined functional interfaces, and use them with lambda expressions
  • Understand and use the Stream API
  • Process collections using streams, including chaining operations and using collectors
  • Understand and use parallel streams
  • Understand and deal with the issues of parallel processing
  • Learn and use the new Date/Time API
  • Be familiar with other new capabilities

Java 8 Training Outline

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Introduction
What's new in Interfaces
  • Static Methods
  • Default Methods
  • Functional Interfaces
Introducing Lambda Expressions
  • Motivation for Lambdas
  • Lambda Expression Overview
  • Lambda Expressions and Functional Interfaces
  • Using Lambda Expressions
  • Working with Method References
The Stream API
  • Overview
    • Shortcomings of Collections
    • What are Streams?
    • Chaining - Intermediate and Terminal Operations
  • Understanding the Stream API
    • Overview - java.util.stream types (Stream, Collector, ...)
    • Keys to Understanding the API
    • Important Functional Interfaces: Predicate, Comparator, Function
  • Stream Processing
    • Using filter()
    • Sorting / Comparator.comparing()
    • Using map()
    • Other operations: peek(), distinct(), limit(), skip()
    • Result producing terminal operations - collect, min/max ...
    • void Terminal Operations - forEach()
    • Existence (e.g. anyMatch) and Finder (e.g. findAny) Operations
  • Collectors
    • Roles and Capabilities
    • Collectors.toList(), Collectors.toSet()
    • Supplier and Collectors.toCollection()
    • Partitioning and Grouping Collectors
Parallel Processing and Concurrency
  • Overview
  • Java 8 Parallel Processing using Streams
  • Ground Rules / Requirements for Using Parallel Stream Processing
  • Multithreading / Concurrency Issues
  • Race Conditions, Data Synchronization, Locks
  • Performance Issues and Considerations
Date/Time API
  • Overview and Limitations of Previous API
  • The Date/Time API (JSR 310)
  • Creating and Working with LocalData/LocalTime/LocalDateTime Instances
  • Formatting Date/Time
  • Localization / Time Zones
  • Periods and Durations
  • Performing Calculations on Data/Time types
Other Capabilities
  • Compact Profiles
  • Using Optional Instead of null
  • Repeatable and Type Annotations
  • Nashorn JavaScript Engine
  • Minor New Features
Conclusion
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Lecture percentage

50%

Lecture/Demo

Lab percentage

50%

Lab

Course Number:

JAV-142

Duration:

2 Days

Prerequisites:

All students should have solid Java SE 5, Java 6, or 7 programming experience.

Training Materials:

All students receive comprehensive courseware.

Software Requirements:

  • Core 2 Duo or faster processor with at least 8GB RAM
  • Any operating system that supports Java 1.8
  • JDK 8
  • The Java development tool the students are likely to use after the class (Eclipse Luna or later is recommended, but IntelliJ IDEA, IBM RAD, NetBeans, and other tools could be supported)
  • Other free software - please contact us if you have purchased this class

Contact Us:

Accelebrate’s training classes are available for private groups of 3 or more people at your site or online anywhere worldwide.

Don't settle for a "one size fits all" public class! Have Accelebrate deliver exactly the training you want, privately at your site or online, for less than the cost of a public class.

For pricing and to learn more, please contact us.

Contact Us Train For Us

Toll-free in US/Canada:
877 849 1850
International:
+1 678 648 3113

Toll-free in US/Canada:
866 566 1228
International:
+1 404 420 2491

925B Peachtree Street, NE
PMB 378
Atlanta, GA 30309-3918
USA

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