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Bài giảng Kiến trúc phần mềm – Middleware

Bài giảng Kiến trúc phần mềm – Middleware trình bày hướng dẫn về kiến trúc và công nghệ Middleware, kiến trúc phần mềm trong bộ trượt. | Bài giảng Kiến trúc phần mềm Middleware Trường Đại học Khoa Học Tự Nhiên Khoa Công Nghệ Thông Tin Bộ môn Công Nghệ Phần Mềm CTT526 - Kiến trúc phần mềm Middleware PGS.TS. Trần Minh Triết tmtriet@fit.hcmus.edu.vn Version 1.0 CuuDuongThanCong.com https fb.com tailieudientucntt Nội dung của bài giảng sử dụng Session 4 A Guide to Middleware Architectures and Technologies trong bộ slide Software Architecture Essential của GS. Ian Gorton Software Engineering Institute Carnegie Mellon University 2 CuuDuongThanCong.com https fb.com tailieudientucntt Introduction Middleware is the plumbing or wiring of IT applications Provides applications with fundamental services for distributed computing Insulates applications from underlying platform OS DBMS etc APIs Lots of middleware exists Different purposes Different vendors Different standards and proprietary technologies 3 CuuDuongThanCong.com https fb.com tailieudientucntt Middleware Classification Business Process Orchestrators BizTalk TIBCO StaffWare ActiveBPEL Message Brokers BizTalk WebSphere Message Broker SonicMQ Application Servers J2EE CCM .NET Transport Message-Oriented Middleware Distributed Objects Systems 4 CuuDuongThanCong.com https fb.com tailieudientucntt Outline CORBA Message-oriented middleware J2EE Message brokers Business process orchestrators 5 CuuDuongThanCong.com https fb.com tailieudientucntt CORBA Venerable distributed object technology Still widely used in telecomms defense Many different implementations Client Server Object Reference Servant request reply client ORB server ORB Network 6 CuuDuongThanCong.com https fb.com tailieudientucntt CORBA Code Example module ServerExample CORBA IDL interface MyObject string isAlive class MyServant extends _MyObjectImplBase Server public String isAlive return quot nLooks like it n quot ORB orb ORB.init args null MyServant objRef new MyServant orb.connect objRef ORB orb ORB.init args null Lookup is a wrapper that actually access the CORBA Naming Client Service .