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See:
Description
Interface Summary | |
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PlugIn | A PlugIn is a configuration wrapper for a
module-specific resource or service that needs to be notified about
application startup and application shutdown events (corresponding to when
the container calls init and destroy on the
corresponding ActionServlet instance). |
Class Summary | |
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Action | An Action is an adapter between the contents of an incoming HTTP request and the corresponding business logic that should be executed to process this request. |
ActionErrors | A class that encapsulates the error messages being reported by the
validate() method of an ActionForm . |
ActionForm | An ActionForm is a JavaBean optionally associated with
one or more ActionMappings . |
ActionFormBean | An ActionFormBean is the definition of a form bean that
is loaded from a <form-bean> element in the Struts
configuration file. |
ActionForward | An ActionForward represents a destination to which the controller, RequestProcessor, might be directed to perform a RequestDispatcher.forward or HttpServletResponse.sendRedirect to, as a result of processing activities of an Action class. |
ActionMapping | An ActionMapping represents the information that the
controller, RequestProcessor , knows about the mapping of a
particular request to an instance of a particular Action
class. |
ActionMessage | An encapsulation of an individual message returned by the
validate method of an ActionForm , consisting of a
message key (to be used to look up message text in an appropriate message
resources database) plus up to four placeholder objects that can be used
for parametric replacement in the message text. |
ActionMessages | A class that encapsulates messages. |
ActionRedirect | A subclass of ActionForward which is designed for use in
redirecting requests, with support for adding parameters at runtime. |
ActionServlet | ActionServlet provides the "controller" in the Model-View-Controller (MVC) design pattern for web applications that is commonly known as "Model 2". |
ActionServletWrapper | Provide a wrapper around an ActionServlet to expose only those
methods needed by other objects. |
DynaActionForm | Specialized subclass of ActionForm that allows the creation
of form beans with dynamic sets of properties, without requiring the
developer to create a Java class for each type of form bean. |
DynaActionFormClass | Implementation of DynaClass for DynaActionForm
classes that allow developers to define ActionForms without having to
individually code all of the classes. |
ExceptionHandler | An ExceptionHandler is configured in the Struts
configuration file to handle a specific type of exception thrown by an
Action.execute method. |
ForwardingActionForward | A subclass of ActionForward that defaults the
redirect attribute to false . |
RedirectingActionForward | A subclass of ActionForward that defaults the
redirect attribute to true . |
RequestActionMapping | Subclass of ActionMapping that defaults the form bean scope
to request . |
RequestProcessor | RequestProcessor contains the processing logic that the
ActionServlet performs as it receives each servlet request from the
container. |
SessionActionMapping | Subclass of ActionMapping that defaults the form bean scope
to session . |
Exception Summary | |
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InvalidCancelException | Thrown when a token generated by the Cancel tag is found in the request, but the cancellable property for the Action Mapping is not set. |
The action package is the core of the struts framework, providing the "Controller" aspect of a MVC model.
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