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Java 2 Platform EE v1.3: Package javax.servlet
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<H2>
Package javax.servlet
</H2>
The javax.servlet package contains a number of classes and interfaces that
describe and define the contr acts between a servlet class and the
runtime environment provided for an insta nce of such a class by a
conforming servlet container.
<P>
<B>See: </B>
<BR>
<A HREF="#package_description"><B>Description</B></A>
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<B>Interface Summary</B></FONT></TD>
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<TD WIDTH="15%"><B><A HREF="Filter.html"><I>Filter</I></A></B></TD>
<TD>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, or both.<br><br>
Filters perform filtering in the <code>doFilter</code> method.</TD>
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<TD WIDTH="15%"><B><A HREF="FilterChain.html"><I>FilterChain</I></A></B></TD>
<TD>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.</TD>
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<TD WIDTH="15%"><B><A HREF="FilterConfig.html"><I>FilterConfig</I></A></B></TD>
<TD>A filter configuration object used by a servlet container
used to pass information to a filter during initialization.</TD>
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<TD WIDTH="15%"><B><A HREF="RequestDispatcher.html"><I>RequestDispatcher</I></A></B></TD>
<TD>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.</TD>
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<TD WIDTH="15%"><B><A HREF="Servlet.html"><I>Servlet</I></A></B></TD>
<TD>Defines methods that all servlets must implement.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletConfig.html"><I>ServletConfig</I></A></B></TD>
<TD>A servlet configuration object used by a servlet container
used to pass information to a servlet during initialization.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletContext.html"><I>ServletContext</I></A></B></TD>
<TD>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.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletContextAttributeListener.html"><I>ServletContextAttributeListener</I></A></B></TD>
<TD>Implementations of this interface recieve notifications of
changes to the attribute list on the servlet context of a web application.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletContextListener.html"><I>ServletContextListener</I></A></B></TD>
<TD>Implementations of this interface recieve notifications about changes to the servlet context of the web application they are part of.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletRequest.html"><I>ServletRequest</I></A></B></TD>
<TD>Defines an object to provide client request information to a servlet.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletResponse.html"><I>ServletResponse</I></A></B></TD>
<TD>Defines an object to assist a servlet in sending a response to the client.</TD>
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<TD WIDTH="15%"><B><A HREF="SingleThreadModel.html"><I>SingleThreadModel</I></A></B></TD>
<TD>Ensures that servlets handle
only one request at a time.</TD>
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<B>Class Summary</B></FONT></TD>
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<TD WIDTH="15%"><B><A HREF="GenericServlet.html">GenericServlet</A></B></TD>
<TD>Defines a generic, protocol-independent
servlet.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletContextAttributeEvent.html">ServletContextAttributeEvent</A></B></TD>
<TD>This is the event class for notifications about changes to the attributes of the
servlet context of a web application.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="ServletContextEvent.html">ServletContextEvent</A></B></TD>
<TD>This is the event class for notifications about changes to the servlet context of a web application.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="ServletInputStream.html">ServletInputStream</A></B></TD>
<TD>Provides an input stream for reading binary data from a client
request, including an efficient <code>readLine</code> method
for reading data one line at a time.</TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD WIDTH="15%"><B><A HREF="ServletOutputStream.html">ServletOutputStream</A></B></TD>
<TD>Provides an output stream for sending binary data to the
client.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletRequestWrapper.html">ServletRequestWrapper</A></B></TD>
<TD>Provides a convenient implementation of the ServletRequest interface that
can be subclassed by developers wishing to adapt the request to a Servlet.</TD>
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<TD WIDTH="15%"><B><A HREF="ServletResponseWrapper.html">ServletResponseWrapper</A></B></TD>
<TD>Provides a convenient implementation of the ServletResponse interface that
can be subclassed by developers wishing to adapt the response from a Servlet.</TD>
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<B>Exception Summary</B></FONT></TD>
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<TD WIDTH="15%"><B><A HREF="ServletException.html">ServletException</A></B></TD>
<TD>Defines a general exception a servlet can throw when it
encounters difficulty.</TD>
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<TD WIDTH="15%"><B><A HREF="UnavailableException.html">UnavailableException</A></B></TD>
<TD>Defines an exception that a servlet or filter throws to indicate
that it is permanently or temporarily unavailable.</TD>
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</TABLE>
<P>
<A NAME="package_description"><!-- --></A><H2>
Package javax.servlet Description
</H2>
<P>
The javax.servlet package contains a number of classes and interfaces that
describe and define the contr acts between a servlet class and the
runtime environment provided for an insta nce of such a class by a
conforming servlet container.
<P>
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