Java 8 Features

Category : Tutorial | Sub Category : Java 8 Features | By Prasad Bonam Last updated: 2023-11-13 03:54:07 Viewed : 521

A comprehensive Java 8 features course would cover a range of topics related to the enhancements and additions introduced in Java 8. Below is a suggested course outline:

Module 1: Introduction to Java 8 Features

1. Overview of Java 8

   • Introduction to the major features and improvements.

2. Lambda Expressions

   • Syntax and usage of lambda expressions.
   • Functional interfaces and the @FunctionalInterface annotation.
   • Using lambda expressions in collections.

3. Functional Interfaces

   • Understanding the java.util.function package.
   • Common functional interfaces: Predicate, Function, Consumer, Supplier, etc.

Module 2: Stream API

1. Introduction to Streams

   • Overview of the Stream API.
   • Characteristics of streams.

2. Intermediate and Terminal Operations

   • Various intermediate operations: map, filter, flatMap, etc.
   • Terminal operations: forEach, collect, reduce, count, etc.

3. Parallel Streams

   • Introduction to parallel streams.
   • Pros and cons of parallel streams.

Module 3: Default Methods

1. Introduction to Default Methods

   • The need for default methods in interfaces.
   • Syntax and usage.

2. Multiple Inheritance in Interfaces

   • Handling conflicts and resolution.

Module 4: Optional Class

1. Introduction to Optional

   • Dealing with null values.
   • Creating and using Optional objects.

2. Methods of the Optional Class

   • orElse, orElseGet, orElseThrow, etc.

Module 5: New Date and Time API

1. Introduction to the Date and Time API

   • Problems with the old Date and Calendar classes.
   • Overview of the new java.time package.

2. LocalDate, LocalTime, LocalDateTime

   • Working with date and time components.

3. ZonedDateTime and Duration

   • Handling time zones and durations.

Module 6: Nashorn JavaScript Engine

1. Introduction to Nashorn

   • Overview of the Nashorn JavaScript engine.

2. Interoperability between Java and JavaScript

   • Calling Java code from JavaScript and vice versa.

Module 7: New Collectors

1. Introduction to Collectors

   • Overview of the new collectors.

2. Custom Collectors

   • Creating custom collectors.

Module 8: Other Miscellaneous Features

1. Type Annotations and Repeating Annotations

   • Overview of the new annotations features.

2. New IO (NIO.2)

   • Overview of the enhancements in the NIO package.

Module 9: Case Studies and Best Practices

1. Best Practices for Java 8
   • Tips and tricks for effective use of Java 8 features.
   • Real-world case studies.

Module 10: Project Work

1. Hands-on Project
   • Building a small project to apply Java 8 features in a practical scenario.

Additional Resources:

• Assignments and Assessments
• Q&A Sessions
• Community Forums for Discussion

Note: The content and structure may vary based on the course duration, audience expertise, and the specific learning objectives of the course. Additionally, it is always a good idea to incorporate hands-on coding exercises and projects to reinforce the learning experience.