AspectJ Configuration in Eclipse

  • Step-1 Configure aspectj by click on help >> Eclipse Marketplace >> install aspectj development tool kit.
  • Step-2 Create new Aspectj project by click on new >> project >> AspectJ >> AspectJ Project.
  • Step-3 Create new Aspect by right click on project src folder >> new >> Aspect >> Aspect name >> finish.

    • Add Aspect

  • Step-4 Create java class by right-click on project >> New >> class >> class name >> finish.

    • Aspectj Add Class

AspectJ Example Without Annotation

Main.aj File
package com.tkhts;

public aspect Main { 

    pointcut mypointcut() : execution(* *.*(..)); 
    	//three * means, first * mean any package, 
    	second * means any class, third * means any method
    
    before() : mypointcut() {
    	System.out.println("Start Call ");
    }

    after() returning() : mypointcut() { 
        System.out.println(" Stop Call"); 
    }
}
TestAspectJ.java File
package com.tkhts;

public class TestAspectJ {

	public static void main(String[] args) {
		System.out.println("inside Main ");
		
		System.out.println("Main Going to End");
	}
}
Output
Aspect without Annotation