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Title: Java Generics Tutorial (with Examples) - HowToDoInJava

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Description: Java Generics is a technical term denoting a set of language features related to the definition and use of generic types and methods.

Open Graph Description: Generics in java were introduced as one of features in JDK 5. Personally, I find the angular brackets “” used in generics very fascinating and it always force me to have another thought where I use it OR see it written in somebody else’s code. To be very frank, I have been using generics since long time now but still I feel not fully confident to use it blindly. In this tutorial, I will be covering everything I find useful with java generics, and things related to them.

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https://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#5-2-bounded-wildcard-parameterized-type
https://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#5-3-upper-bounded-wildcards
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Java Generics – PECShttps://howtodoinjava.com/java/generics/java-generics-what-is-pecs-producer-extends-consumer-super/
1. Introduction to Genericshttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#1-introduction-to-generics
2. How do generics work?https://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#2-how-do-generics-work
2.1. Type Safetyhttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#21-type-safety
2.2. Type Erasurehttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#22-type-erasure
3. Types of Genericshttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#3-types-of-generics
3.1. Class or Interfacehttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#31-class-or-interface
3.2. Method or Constructorhttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#32-method-or-constructor
4. Generic Arrayshttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#4-generic-arrays
5. Generics with Wildcardshttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#5-generics-with-wildcards
5.1. Unbounded wildcard parameterized typehttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#51-unbounded-wildcard-parameterized-type
5.2. Bounded wildcard parameterized typehttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#52-bounded-wildcard-parameterized-type
5.3. Upper bounded wildcardshttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#53-upper-bounded-wildcards
5.4. Lower bounded wildcardshttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#54-lower-bounded-wildcards
6. What is not allowed in Generics?https://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#6-what-is-not-allowed-in-generics
6.1. We can’t have static field of typehttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#61-we-cant-have-static-field-of-type
6.2. We can not create an instance of Thttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#62-we-can-not-create-an-instance-of-t
6.3. Generics are not compatible with primitives in declarationshttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#63-generics-are-not-compatible-with-primitives-in-declarations
6.4. We can’t create a Generic exception classhttps://howtodoinjava.com/java/generics/complete-java-generics-tutorial/#64-we-cant-create-a-generic-exception-class
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