org.apache.catalina.servlets
Class InvokerServlet

java.lang.Object
  extended byjavax.servlet.GenericServlet
      extended byjavax.servlet.http.HttpServlet
          extended byorg.apache.catalina.servlets.InvokerServlet
All Implemented Interfaces:
ContainerServlet, java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public final class InvokerServlet
extends javax.servlet.http.HttpServlet
implements ContainerServlet

The default servlet-invoking servlet for most web applications, used to serve requests to servlets that have not been registered in the web application deployment descriptor.

Version:
$Revision: 1.18 $ $Date: 2004/08/26 21:38:13 $
Author:
Craig R. McClanahan
See Also:
Serialized Form

Constructor Summary
InvokerServlet()
           
 
Method Summary
 void destroy()
          Finalize this servlet.
 void doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
          Process a GET request for the specified resource.
 void doHead(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
          Process a HEAD request for the specified resource.
 void doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
          Process a POST request for the specified resource.
 Wrapper getWrapper()
          Return the Wrapper with which we are associated.
 void init()
          Initialize this servlet.
 void serveRequest(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
          Serve the specified request, creating the corresponding response.
 void setWrapper(Wrapper wrapper)
          Set the Wrapper with which we are associated.
 
Methods inherited from class javax.servlet.http.HttpServlet
doDelete, doOptions, doPut, doTrace, getLastModified, service, service
 
Methods inherited from class javax.servlet.GenericServlet
getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, log, log
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Constructor Detail

InvokerServlet

public InvokerServlet()
Method Detail

getWrapper

public Wrapper getWrapper()
Return the Wrapper with which we are associated.

Specified by:
getWrapper in interface ContainerServlet

setWrapper

public void setWrapper(Wrapper wrapper)
Set the Wrapper with which we are associated.

Specified by:
setWrapper in interface ContainerServlet
Parameters:
wrapper - The new wrapper

destroy

public void destroy()
Finalize this servlet.

Specified by:
destroy in interface javax.servlet.Servlet

doGet

public void doGet(javax.servlet.http.HttpServletRequest request,
                  javax.servlet.http.HttpServletResponse response)
           throws java.io.IOException,
                  javax.servlet.ServletException
Process a GET request for the specified resource.

Parameters:
request - The servlet request we are processing
response - The servlet response we are creating
Throws:
java.io.IOException - if an input/output error occurs
javax.servlet.ServletException - if a servlet-specified error occurs

doHead

public void doHead(javax.servlet.http.HttpServletRequest request,
                   javax.servlet.http.HttpServletResponse response)
            throws java.io.IOException,
                   javax.servlet.ServletException
Process a HEAD request for the specified resource.

Parameters:
request - The servlet request we are processing
response - The servlet response we are creating
Throws:
java.io.IOException - if an input/output error occurs
javax.servlet.ServletException - if a servlet-specified error occurs

doPost

public void doPost(javax.servlet.http.HttpServletRequest request,
                   javax.servlet.http.HttpServletResponse response)
            throws java.io.IOException,
                   javax.servlet.ServletException
Process a POST request for the specified resource.

Parameters:
request - The servlet request we are processing
response - The servlet response we are creating
Throws:
java.io.IOException - if an input/output error occurs
javax.servlet.ServletException - if a servlet-specified error occurs

init

public void init()
          throws javax.servlet.ServletException
Initialize this servlet.

Throws:
javax.servlet.ServletException

serveRequest

public void serveRequest(javax.servlet.http.HttpServletRequest request,
                         javax.servlet.http.HttpServletResponse response)
                  throws java.io.IOException,
                         javax.servlet.ServletException
Serve the specified request, creating the corresponding response. After the first time a particular servlet class is requested, it will be served directly (like any registered servlet) because it will have been registered and mapped in our associated Context.

Parameters:
request - The servlet request we are processing
response - The servlet response we are creating
Throws:
java.io.IOException - if an input/output error occurs
javax.servlet.ServletException - if a servlet-specified error occurs


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