How do you use strut tags?
How do you use strut tags?
To use the Struts 2 tags on the view page, you must include a tag library directive. Typically, the taglib directive is <%@ taglib prefix=”s” uri=”/struts-tags” %> . So the prefix for all the Struts 2 tags will be s .
What is ActionSupport in Struts 2?
Struts 2 Action Classes Class ActionSupport provides default implementations for the most common actions (e.g. execute, input) and also implements several useful Struts 2 interfaces. When your Action class extends class ActionSupport your class can either override the default implementations or inherit them.
What is form bean in Struts 2?
Advertisements. The bean tag is a combination of the set and push tags, it allows you create a new instance of an object and then set the values of the variables. It then makes the bean available in the valuestack, so that it can be used in the JSP page.
What are strut tags?
You can create Struts HTML tags from the Struts HTML Tags drawer. These tags are used to create Struts input forms, as well as other tags generally useful in the creation of HTML-based user interfaces. The output is HTML 4.01 compliant or XHTML 1.0 when in XHTML mode.
What is tag library in struts?
Struts Taglib is composed of four distinct tag libraries: Bean, HTML, Logic, and Nested. The Bean Tag Library. The Bean tag library provides a group of tags that encapsulate the logic necessary to access and manipulate JavaBeans, HTTP cookies, and HTTP headers using scripting variables.
What is ActionContext in Struts 2?
The ActionContext is the context in which an Action is executed. Each context is basically a container of objects an action needs for execution like the session, parameters, locale, etc. The ActionContext is thread local which means that values stored in the ActionContext are unique per thread.
What is ActionForm in struts?
An ActionForm is a JavaBean optionally associated with one or more ActionMappings. Such a Bean will have had its properties initialized from the corresponding request parameters before the corresponding action’s execute() method is called.
What is bean tag in spring?
In Spring, the objects that form the backbone of your application and that are managed by the Spring IoC container are called beans. A bean is an object that is instantiated, assembled, and otherwise managed by a Spring IoC container.
How many types of JSP tags are there?
Tags are an important part of JSP. There are 4 main types of JSP tags, Directive tag: This type of tag is used to import packages into the current JSP application. The other use for this directive is to define error handling pages and for session information.