CommandServlet - JBOSS Portal 2.6 API 英文版文档

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org.jboss.portal.server.servlet
Class CommandServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          org.jboss.portal.server.servlet.CommandServlet

All Implemented Interfaces:: java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class CommandServlet
extends javax.servlet.http.HttpServlet

This servlet is used to execute command coming from another context through a dispatching request.

The command invocation is detyped to allow it working on redeploy and avoid class cast exception.

Version:: $Revision: 5448 $
Author:: Julien Viet
See Also:: Serialized Form

Nested Class Summary

static interface CommandServlet.Dispatcher
          Provide an spi for dispatching to a request dispatcher.

Field Summary

private static java.lang.ThreadLocal localCmd


private static org.apache.log4j.Logger log


private static long serialVersionUID
          The serialVersionUID

Fields inherited from class javax.servlet.http.HttpServlet

Fields inherited from class javax.servlet.GenericServlet

Constructor Summary

CommandServlet()


Method Summary

protected void doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)


protected void doPost(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse resp)


static void include(CommandServlet.Dispatcher dispatcher, ServletCommand cmd, javax.servlet.ServletContext ctx)
          Execute a command after having performed a request dispatch in the target servlet context.

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, doPut, doTrace, getLastModified, service, service

Methods inherited from class javax.servlet.GenericServlet

destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

serialVersionUID

private static final long serialVersionUID

The serialVersionUID

See Also:: Constant Field Values

log

private static final org.apache.log4j.Logger log

localCmd

private static final java.lang.ThreadLocal localCmd

Constructor Detail

CommandServlet

public CommandServlet()

Method Detail

include

public static void include(CommandServlet.Dispatcher dispatcher,
                           ServletCommand cmd,
                           javax.servlet.ServletContext ctx)
                    throws java.io.IOException,
                           javax.servlet.ServletException

Execute a command after having performed a request dispatch in the target servlet context.

Parameters:: dispatcher - the dispatcher that will provide the request and response.; cmd - the command to execute after the inclusion is done; ctx - the target servlet context
Throws:: java.io.IOException; javax.servlet.ServletException

doGet

protected void doGet(javax.servlet.http.HttpServletRequest req,
                     javax.servlet.http.HttpServletResponse resp)
              throws javax.servlet.ServletException,
                     java.io.IOException

Throws:: javax.servlet.ServletException; java.io.IOException

doPost

protected void doPost(javax.servlet.http.HttpServletRequest req,
                      javax.servlet.http.HttpServletResponse resp)
               throws javax.servlet.ServletException,
                      java.io.IOException

Throws:: javax.servlet.ServletException; java.io.IOException