JavaSE - Reflection - Annotation

JavaSE - Reflection - Annotation Learning objectives of this section: Understand the concept of annotation;Understand and master the use of annotations;Understand and master the Annotation interface and JDK meta Annotation;Understand and master the writing method of custom annotation;Understand and master how to use reflection to process anno ...

Added by Wireless102 on Wed, 01 Dec 2021 11:05:22 +0200

Java foundation - Stream stream, enumeration, annotation, custom annotation, meta annotation

Fundamentals of Java (23) -- Stream stream, enumeration, annotation, custom annotation, meta annotation 1, Stream stream 1. Concept Stream: it is an interface. Its function is similar to that of pipeline. It is mainly used to filter data. A stream is similar to a collection, but a collection holds data, while a stream holds operations on col ...

Added by kaushikgotecha on Wed, 24 Nov 2021 21:59:48 +0200

Java annotation definition and usage

1, What is annotation Annotation is a new technology introduced from JDK 5.0 Function of Annotation: It is not the procedure itself, which can be explained. This is no different from commentsIt can be read by other programs (such as compiler, etc.) Format of Annotation: Annotations exist in the code with the @ annotation name. You can ...

Added by jola on Mon, 22 Nov 2021 16:20:03 +0200

Java development annotation details

catalogue 1 Notes 2 classification of notes 2.1 JDK notes 2.2 yuan notes 2.2.1 @Target ElementType... 2.2.2 @Retention RetentionPolicy... 3 custom annotation 1 Notes Annotation is very powerful. It can enhance our java code, and use reflection technology to expand and realize many functions. They are widely used at the bottom of the ...

Added by alco19357 on Tue, 09 Nov 2021 13:30:40 +0200