biz.hammurapi.web
Class ActionServlet

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          biz.hammurapi.web.StylingServlet
              biz.hammurapi.web.DispatchingServlet
                  biz.hammurapi.web.ActionServlet

All Implemented Interfaces:

java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class ActionServlet

extends DispatchingServlet

Action servlet invokes action methods. Action method is any method which takes 3 parameters: HttpServletRequest, HttpServletResponse, ActionServlet or 2 parameters HttpServletRequest, HttpServletResponse Return value of action method is processed in the following way: a) If it is instance of Forward then forward is performed b) If it is instance of String then it is gets written to response output stream. c) Otherwise it is XML-ized and then styled.

See Also:

Serialized Form

Nested Class Summary

Nested classes inherited from class biz.hammurapi.web.StylingServlet

StylingServlet.TransformCommand

Field Summary

Fields inherited from class biz.hammurapi.web.StylingServlet

parameterizer

Constructor Summary

ActionServlet()

Method Summary

java.lang.Object	getActionInstance(java.lang.Class actionClass, java.lang.String profile)
protected java.lang.Object	getActionInstance(java.lang.String path) Extracts instance name from the path and returns instance for the path.
protected java.lang.String	getActionName(java.lang.String path)
void	init(javax.servlet.ServletConfig config)
protected int	styleSeparatorPosition()

Methods inherited from class biz.hammurapi.web.DispatchingServlet

doGet, doPost, executeAction, getDomSerializer, processRequest, style, style, verifyMethod

Methods inherited from class biz.hammurapi.web.StylingServlet

getSetParametersCallback, getTransformer, newDocumentBuilder

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, log, log

Methods inherited from class java.lang.Object

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

Constructor Detail

ActionServlet

public ActionServlet()

Method Detail

init

public void init(javax.servlet.ServletConfig config)
          throws javax.servlet.ServletException

Specified by:

init in interface javax.servlet.Servlet

Overrides:

init in class DispatchingServlet

Throws:

javax.servlet.ServletException

getActionInstance

protected java.lang.Object getActionInstance(java.lang.String path)
                                      throws HammurapiWebException

Extracts instance name from the path and returns instance for the path.

Specified by:

getActionInstance in class DispatchingServlet

Returns:

Object to invoke action methods

Throws:

HammurapiWebException

getActionName

protected java.lang.String getActionName(java.lang.String path)
                                  throws HammurapiWebException

Specified by:

getActionName in class DispatchingServlet

Parameters:

path -

Returns:

Action method name

Throws:

HammurapiWebException

styleSeparatorPosition

protected int styleSeparatorPosition()

Specified by:

styleSeparatorPosition in class DispatchingServlet

Returns:

Position of "/" in the servlet path info which separates action name from style info.

getActionInstance

public java.lang.Object getActionInstance(java.lang.Class actionClass,
                                          java.lang.String profile)
                                   throws HammurapiWebException

Throws:

HammurapiWebException