UML Sequence Diagrams Examples
Here we provide some examples of UML sequence diagrams:
Purpose: An example of high level UML sequence diagram for Online Bookshop.
Summary: Online customer can search book catalog, view description of a selected book, add book to shopping cart, do checkout.
Purpose: An example of UML sequence diagram which shows how user comments on some article are submitted to Pluck using various AJAX technologies.
Purpose: An example of sequence diagram which shows how Facebook user could be authenticated in a web application to allow access to his/her Facebook resources.
Summary: Facebook uses OAuth 2.0 protocol framework which enables web application (called "client"), which is usually not the Facebook resource owner but is acting on the Facebook user's behalf, to request access to resources controlled by the FB user and hosted by the Facebook server. Instead of using the Facebook user credentials to access protected resources, the web application obtains an access token.
Purpose: An example of UML sequence diagram which illustrates transaction management combined with exception handling using Spring framework for enterprise Java™ and Hibernate.
Summary: Spring application development framework for enterprise Java™ integrates Hibernate transaction management. Business method execution could complete (successfully or not) without throwing any exception, or by throwing some Java runtime (unchecked) exception or some business (checked) exception. Transaction interceptor will will decide to try to commit transaction or to roll it back.