What are basic tags of JSF?
JSF – Basic Tags
| S.No | Tag & Description |
|---|---|
| 1 | h:inputText Renders a HTML input of type=”text”, text box. |
| 2 | h:inputSecret Renders a HTML input of type=”password”, text box. |
| 3 | h:inputTextarea Renders a HTML textarea field. |
| 4 | h:inputHidden Renders a HTML input of type=”hidden”. |
How many tag libraries are used in JSF?
As of JSF 2.0, there are six libraries with over 100 tags—see Table 4–1.
What is JSP tag library?
The JavaServer Pages Standard Tag Library (JSTL) is a collection of useful JSP tags which encapsulates the core functionality common to many JSP applications. JSTL has support for common, structural tasks such as iteration and conditionals, tags for manipulating XML documents, internationalization tags, and SQL tags.
Which are true about tag libraries in Web application?
A tag library descriptor is an XML document that contains information about a library as a whole and about each tag contained in the library. TLDs are used by a web container to validate the tags and by JSP page development tools….Tag Library Descriptors.
| Element | Description |
|---|---|
| tlib-version | The tag library’s version. |
What is JSF life cycle?
The lifecycle of a JavaServer Faces application begins when the client makes an HTTP request for a page and ends when the server responds with the page. The JSF lifecycle is divided into two main phases: Execute Phase. Render Phase.
Which JSF validator tag do you use on a float value?
For these tags you need to use the following namespaces of URI in html node….JSF – Validator Tags.
| S.No | Tag & Description |
|---|---|
| 3 | f:validateDoubleRange Validates the range of a float value |
| 4 | f:validateRegex Validates JSF component with a given regular expression |
What is the use of tag library?
A tag library defines a collection of custom actions. The tags can be used directly by developers in manually coding a JSP page, or automatically by Java development tools. A tag library must be portable between different JSP container implementations.
What is XML tag library?
The XML tag library is used to work with XML data used in JSP pages. The XML tag library helps parse and transform the data used in a JSP page.
What is the need of tag library?
A tag library provides a number of predefined actions that behind functionalities to a specific JSP page. JSTL provides tag libraries that include a wide range of actions to perform common tasks. For example, if you want to access data from database, you can use SQL tag library in your applications.
What are JSF components?
A JSF user interface component is the basic building block for creating a JSF user interface. A particular component represents a configurable and reusable element in the user interface, which may range in complexity from simple (such as a button or text field) to compound (such as a tree control or table).
Is JSF a MVC framework?
The JSF framework implements the Model-View-Controller (MVC) architecture ensuring that applications are well designed and easier to maintain.. Encapsulates the information (data) and the methods to operate on that information (business logic). Managed beans define the model of a JSF application.