“…The interactions between them are asynchronous and nonblocking. The main characteristics of anonymity, decoupling in time and decoupling in flow make the EDA the most promising interaction paradigm for integration of information systems (Baldoni, Contenti, & Virgillito, 2003;Harikumar, Lee, Chiang, & Yang, 2005). Specifically, EDA has many benefits for timely and reliable data dissemination though the loose-coupling feature of EDA is not free (Baldoni, Querzoni, & Scipioni, 2008).…”