What is FacesContext?
FacesContext contains all of the per-request state information related to the processing of a single JavaServer Faces request, and the rendering of the corresponding response. It is passed to, and potentially modified by, each phase of the request processing lifecycle.
What is external context in JSF?
And, ExternalContext generally offers access to Servlet or Portlet-specific artifacts which JSF is currently using “under the covers”. E.g., when running on a Servlet container, the HTTP servlet request, HTTP servlet response, HTTP session and Servlet context and inherently also all of their artifacts.
What is JSF FacesServlet?
“FacesServlet” is the central controller for the JSF application. “FacesServlet” receives all requests for the JSF application and initializes the JSF components before the JSP is displayed.
What is internal and external context?
External: cultural, social, political, regulatory, financial, economic, natural and competitive issues, whether international, national, regional or local. Internal: organization’s activities, products, services, strategic direction and capabilities (people, knowledge, processes, systems)
What is the difference between JSP and JSF?
JSF is a web-based application that is used to simplify the development integration of web-based user interfaces. While JSP is a Java-based technology used respectively in order to support software developers create dynamic web pages. JSP must be compiled in Java bytecode in order to work properly.
What are JSF components?
JSF User Interface Components
|h:inputFile||It allows a user to upload a file.||A field with a Browse button|
|h:graphicImage||It displays an image.||An image|
|h:dataTable||It represents a data wrapper.||A table that can be updated dynamically.|
|h:message||It displays a localized message.||A text string|
What is external context example?
To determine external context, you should consider issues arising from its social, technological, environmental, ethical, political, legal, and economic environment. Examples of external context may include: government regulations and changes in the law. economic shifts in the organization’s market.
What is external context in organization?
An organization’s external context includes its outside stakeholders, its local operating environment, as well as any external factors that influence the selection of its objectives (goals and targets) or its ability to meet its goals.
Which is better JSF or spring?
Spring MVC makes it much more easier to convert static htmls for Spring MVC views than to transfer them to JSF UI components. This makes life easy for developers and definitely a good benefit for Spring over JSF.
Which is better JSP or JSF?
JSF is a proper framework that connects a data source with a reuseable UI component, provides support for multiple libraries, and decreases the effort to build and manage applications. Being component-based, JSF always has a good security advantage over JSP.
How does JSF framework work?
The basic pattern for JSF is simple: Use Facelets to build an XML tree that references a component library or libraries, then use components within the library to render Java objects as HTML.