AspectJ

Developed by the Eclipse Foundation, it is an unofficial standard by itself in the AOP community, being a major influence for many other AOP frameworks.

It uses Java-like syntax and has included IDE integrations.

Features:

• Seamless aspect-oriented extension to the Java programming language
• Java platform compatible
• Easy to learn and use
• Clean modularization
• Error checking and error handling
• Synchronization
• Context-sensitive behavior
• Performance optimizations
• Monitoring
• Logging
• Debugging support
• Multi-object protocols
• Command-line and Ant interfaces
• IDE support for emacs, NetBeans, and JBuilder
• The AspectJ compiler produces programs for any version of the Java platform (JDK 1.1 or higher)

Requirements:

• Java 1.4 or higher