||A filter is an object than perform filtering tasks on either the request to a
resource (a servlet or static content), or on the response from a resource,
Filters perform filtering in the
||A FilterChain is an object provided by the servlet container to the developer
giving a view into the invocation chain of a filtered request for a resource.
||A filter configuration object used by a servlet container used to pass
information to a filter during initialization.
||Defines an object that receives requests from the client and sends them to
any resource (such as a servlet, HTML file, or JSP file) on the server.
||Defines methods that all servlets must implement.
||A servlet configuration object used by a servlet container used to pass
information to a servlet during initialization.
||Defines a set of methods that a servlet uses to communicate with its servlet
container, for example, to get the MIME type of a file, dispatch requests, or
write to a log file.
||Implementations of this interface recieve notifications of changes to the
attribute list on the servlet context of a web application.
||Implementations of this interface recieve notifications about changes to the
servlet context of the web application they are part of.
||Defines an object to provide client request information to a servlet.
||Defines an object to assist a servlet in sending a response to the client.
||Ensures that servlets handle only one request at a time.
||Defines a generic, protocol-independent servlet.
||This is the event class for notifications about changes to the attributes of
the servlet context of a web application.
||This is the event class for notifications about changes to the servlet
context of a web application.
||Provides an input stream for reading binary data from a client request,
including an efficient
readLine method for reading data one line
at a time.
||Provides an output stream for sending binary data to the client.
||Provides a convenient implementation of the ServletRequest interface that can
be subclassed by developers wishing to adapt the request to a Servlet.
||Provides a convenient implementation of the ServletResponse interface that
can be subclassed by developers wishing to adapt the response from a Servlet.