Attribute-oriented programming (@OP) is a technique for embedding metadata, namely attributes, within program code.

Attribute-oriented programming in various languages

Java

With the inclusion of Metadata Facility for Java (JSR-175) into the

J2SE Java Platform, Standard Edition (Java SE) is a computing platform for development and deployment of portable code for desktop and server environments. Java SE was formerly known as Java 2 Platform, Standard Edition (J2SE). The platform uses Jav ...

5.0 release it is possible to utilize attribute-oriented programming right out of the box.

XDoclet XDoclet is an open-source code generation library that enables Attribute-oriented programming for Java via insertion of special Javadoc tags. It comes with a library of predefined tags, which simplify coding for various technologies: Java EE, ...

library makes it possible to use attribute-oriented programming approach in earlier versions of Java.

C#

The C# language has supported attributes from its very first release. These attributes was used to give run-time information and are not used by a preprocessor. Currently with source generators, you can use attributes to drive generation of additional code at compile-time.

UML

The

Unified Modeling Language The Unified Modeling Language (UML) is a general-purpose, developmental modeling language in the field of software engineering that is intended to provide a standard way to visualize the design of a system. The creation of UML was originally m ...

(UML) supports a kind of attribute called stereotypes.

Hack

The Hack programming language supports attributes. Attributes can be attached to various program entities, and information about those attributes can be retrieved at run-time via reflection.

Tools

Annotation Processing Tool (apt)

Spoon
an Annotation-Driven Java Program Transformer
XDoclet
a Javadoc-Driven Program Generator

References

* * *

External links

* Don Schwarz

* Sun ttps://www.jcp.org/en/jsr/detail?id=175 JSR 175
Attributes and Reflection
- sample chapter fro
Programming C#
book

Fraclet
An annotation-based programming model for th
Fractal
component model
Attribute Enabled Software Development
book Programming paradigms {{Comp-sci-stub