What is backing bean ?

A JavaBeans component that corresponds to a JSP page that includes JavaServer Faces components. The backing bean defines properties for the components on the page and methods that perform processing for the component. This processing includes event handling, validation, and processing associated with navigation. In the context of JavaServer Faces (JSF), a backing bean is … Read more

What is B2B ?

B2B stands for Business-to-business. In the context of Advanced Java, “B2B” typically stands for “Business-to-Business.” B2B refers to transactions, interactions, or relationships between businesses, rather than between businesses and individual consumers (which is known as Business-to-Consumer or B2C). In the realm of Advanced Java, B2B applications may involve the development of software, systems, or platforms … Read more

What is authorization constraint ?

An authorization rule that determines who is permitted to access a Web resource collection. In advanced Java, particularly in the context of web development using technologies like Java EE (Enterprise Edition), an authorization constraint refers to a security mechanism that controls access to specific resources or actions based on the identity and roles of the … Read more

What is authorization?

The process by which access to a method or resource is determined. Authorization depends on the determination of whether the principal associated with a request through authentication is in a given security role. A security role is a logical grouping of users defined by the person who assembles the application. A deployer maps security roles … Read more

What is authentication ?

The process that verifies the identity of a user, device, or other entity in a computer system, usually as a prerequisite to allowing access to resources in a system. The Java servlet specification requires three types of authentication-basic, form-based, and mutual-and supports digest authentication. Authentication in the context of advanced Java refers to the process … Read more