Java custom annotation with parameters

how annotation works in java

how annotation works in java spring

how annotation works internally in java

how custom annotation works in java

How to create custom annotation in java spring boot

Java annotations

Java annotation with parameters example

Java annotation example

Java custom annotation before method call

Java annotation with parameters example.

Annotations

Annotations have a number of uses, among them:

Information for the compiler — Annotations can be used by the compiler to detect errors or suppress warnings.
Compile-time and deployment-time processing — Software tools can process annotation information to generate code, XML files, and so forth.
Runtime processing — Some annotations are available to be examined at runtime.

This section explains where annotations can be used, how to apply annotations, what predefined annotation types are available in the Java Platform, Standard Edition (Java SE API), how type annotations can be used in conjunction with pluggable type systems to write code with stronger type checking, and how to implement repeating annotations.

The Format of an Annotation

In its simplest form, an annotation looks like the following:

The at sign character () indicates to the compiler that what follows is an annotation.

In the following example, the annotation's name is :

The annotation can include elements, which can be named or unnamed, and there are values fo

how does annotation work

what is annotation in java