The ActionRequest
represents the request sent to the portlet
to handle an action.
The ActionResponse
interface represents the portlet
response to an action request.
The PortalContext
interface gives the portlet
the ability to retrieve information about the portal calling this portlet.
The Portlet
interface is used by the portlet container to
invoke the portlets.
The PortletConfig
interface provides the portlet with
its configuration.
The PortletContext
interface defines a portlet view
of the portlet container.
The PortletException
class defines a general exception
that a portlet can throw when it is unable to perform its operation
successfully.
The PortletMode
class represents
the possible modes that a portlet can assume.
The PortletModeException
is thrown when a portlet
tries to use or set a portlet mode that is not supported by the current
runtime environment or the portlet.
The PortletPreferences
interface allows the portlet to store
configuration data.
The PortletRequest
defines the base interface to provide client
request information to a portlet.
The PortletRequestDispatcher
interface
defines an object that receives requests from the client
and sends them to the specified resources (such as a servlet,
HTML file, or JSP file) on the server.
The PortletResponse
defines the base interface to assist a
portlet in creating and sending a response to the client.
A portlet should throw a PortletSecurityException
when a call fails because of security reasons.
Additionally it can be thrown by the portal/portlet-container.
The PortletSession
interface provides a way to identify a user
across more than one request and to store transient information about that user.
The PortletURL
interface represents a URL
that reference the portlet itself.
The ReadOnlyException
is thrown when a portlet tries
to change the value for a read-only preference attribute.
The RenderRequest
represents the request sent to the portlet
to handle a render.
The RenderResponse
defines an object to assist a portlet in
sending a response to the portal.
The ValidatorException
is thrown by the
validate
method of a PreferencesValidator when
the validation of a preference failed.
The WindowState
class represents
the possible window states that a portlet window can assume.
The WindowStateException
is thrown when a portlet
tries to use a window state that is not supported by the current
runtime environment or the portlet.