My Learnings

Injecting Bean in Spring Context programatically

//can be found in DefaultAccessControlService.java
this.applicationContext=new AnnotationConfigApplicationContext();
this.applicationContext.registerBean(AccessControlConfigConstants.ACCESS_CONTROL_CONFIG,Properties.class,()->this.getProperties(),bd->bd.setAutowireCandidate(true));
this.applicationContext.scan(AccessControlConfigConstants.BASE_PACKAGE_FOR_SCAN);
this.applicationContext.refresh();
this.applicationContext.start();