ejb3/src/main/java/org/jboss/as/ejb3/deployment/ApplicableMethodInformation.java
public void setAttribute(MethodIntf methodIntf, T transactionAttribute, String methodName) {
        if (methodIntf == null)
            style2.put(methodName, transactionAttribute);
        else
            perViewStyle2.pick(methodIntf).put(methodName, transactionAttribute);
    }
public void setAttribute(MethodIntf methodIntf, T transactionAttribute, String methodName) {
        if (methodIntf == null)
            style2.put(methodName, transactionAttribute);
        else
            perViewStyle2.pick(methodIntf).put(methodName, transactionAttribute);
    }
Style 2 (13.3.7.2.1 @2)

@param methodIntf           the method-intf the annotations apply to or null if EJB class itself
@param transactionAttribute
@param methodName