web/src/main/java/org/springframework/security/web/authentication/preauth/AbstractPreAuthenticatedProcessingFilter.java
@Override
	public void afterPropertiesSet() {
		try {
			super.afterPropertiesSet();
		}
		catch (ServletException e) {
			// convert to RuntimeException for passivity on afterPropertiesSet signature
			throw new RuntimeException(e);
		}
		Assert.notNull(authenticationManager, "An AuthenticationManager must be set");
	}
@Override
	public void afterPropertiesSet() {
		try {
			super.afterPropertiesSet();
		}
		catch (ServletException e) {
			// convert to RuntimeException for passivity on afterPropertiesSet signature
			throw new RuntimeException(e);
		}
		Assert.notNull(authenticationManager, "An AuthenticationManager must be set");
	}
@ Override public void afterPropertiesSet ( ) { try { super . afterPropertiesSet ( ) ; } catch ( ServletException e ) { // convert to RuntimeException for passivity on afterPropertiesSet signature throw new RuntimeException ( e ) ; } Assert . notNull ( authenticationManager , "An AuthenticationManager must be set" ) ; }
Check whether all required properties have been set.
Check whether all required properties have been set .