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Java 8 features

In this tutorial we will understand the Java 8 features. We will understand and implement the below topics. Onlyfullstack - Java 8 features

1. Functional Interface And Default Methods In Java 8 –

In this tutorial we will understand below topics- What is the use of Functional Interface in Java 8?

  • When to use Functional Interface in Java 8?
  • What is the need of static method in Interface ?
  • What is the need of having a default method in an interface ?

PART 1 : FUNCTIONAL INTERFACE AND DEFAULT METHODS IN JAVA 8

2. Lambda Expression in Java 8 In this tutorial we will understand below topics

  • What is Lambda Expression in Java 8?
  • Lambda Expression with Parameters

PART 2 - LAMBDA EXPRESSION IN JAVA 8

3. Method Reference in Java 8

In this tutorial we will understand below topics

  • What is Method Reference in Java 8?
  • Types of Method References in Java 8?

PART 3 - METHOD REFERENCE IN JAVA 8

4. Optional in Java 8 In this tutorial we will understand below topics

  • Why to use Optional in Java 8?
  • What is Optional in Java 8?
  • Different ways to create Optional?
  • What is the Difference in between Optional.of() and Optional.ofNullable() ?
  • Optional.of() vs Optional.ofNullable() ?
  • Methods available in Optional

PART 4 – OPTIONAL IN JAVA 8

5. filter(), findAny() in Java 8 In this tutorial we will understand below topics

  • How to use filter(), findAny() in Java 8
  • filter – Under the hood

PART 5 - FILTER(), FINDANY() IN JAVA 8

6. map() vs flatMap() in Java 8 In this tutorial we will understand below topics

  • map() in Java 8
  • What is the use of flatMap() in Java 8?
  • map() vs flatMap()
  • flatMap() in Java 8

PART 6 - MAP() VS FLATMAP() IN JAVA 8

7. Stream.peek() in Java 8 In this tutorial we will understand below topics

  • How Stream.peek() method is different from other methods?
  • What is the use of peek() method in Java 8?

PART 7 - STREAM.PEEK() IN JAVA 8

8. Short circuiting operations of Streams in Java 8 In this tutorial we will understand below topics

  • Short circuiting operations in Java 8
  • Different Short circuiting operations in Java 8
  • limit() in Java 8
  • findFirst(), findAny() in Java 8
  • allMatch() anyMatch() noneMatch() in Java 8

PART 8 - SHORT CIRCUITING OPERATIONS OF STREAMS IN JAVA 8

9. Advance Collectors in Java 8 In this tutorial we will understand below topics

  • joining() in Java 8
  • summaryStatistics() in Java 8
  • partitioningBy() in Java 8
  • groupingBy() in Java 8
  • mappingBy() in Java 8

PART 9 - ADVANCE COLLECTORS IN JAVA 8

10. Intermediate and Terminal Operations of Stream in Java 8 In this tutorial we will understand below topics

  • What is Intermediate and Terminal Operations of Stream in Java 8?
  • Intermediate Operations in Java 8
  • Terminal Operations in Java 8
  • Difference between Intermediate and Terminal Operations in Java 8
  • Intermediate vs Terminal Operations in Java 8

PART 10 - INTERMEDIATE AND TERMINAL OPERATIONS OF STREAM IN JAVA 8