Package org.faceless.graph2.tag

Class GraphServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

org.faceless.graph2.tag.GraphServlet

All Implemented Interfaces:

Serializable, Servlet, ServletConfig

public class GraphServlet
extends HttpServlet

This is the Servlet that processes web-service requests, and retrieves images and/or other files created by the Tag Library or a RequestHandler. Typically there will be no need to override this class - extending it can usually be done by creating a new RequestHandler.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
GraphServlet()

Method Summary

Modifier and Type	Method	Description
void	destroy()
void	doGet(HttpServletRequest req, HttpServletResponse res)
void	doPost(HttpServletRequest req, HttpServletResponse res)
static String	getServletPath(ServletContext sc, HttpServletRequest req, boolean relative)	Get the base path that should be used to request a file from this servlet to retrieve a file.
void	init()

Methods inherited from class javax.servlet.http.HttpServlet

service

Methods inherited from class javax.servlet.GenericServlet

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

Methods inherited from class java.lang.Object

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

Constructor Detail

GraphServlet

public GraphServlet()

Method Detail

init

public void init()
          throws ServletException

Overrides:

init in class GenericServlet

Throws:

ServletException

destroy

public void destroy()

Specified by:

destroy in interface Servlet

Overrides:

destroy in class GenericServlet

doGet

public void doGet(HttpServletRequest req,
                  HttpServletResponse res)
           throws ServletException,
                  IOException

Throws:

ServletException

IOException

doPost

public void doPost(HttpServletRequest req,
                   HttpServletResponse res)
            throws ServletException,
                   IOException

Throws:

ServletException

IOException

getServletPath

public static String getServletPath(ServletContext sc,
                                    HttpServletRequest req,
                                    boolean relative)

Get the base path that should be used to request a file from this servlet to retrieve a file. The returned value should be appended with "pageid" and a "/" character to retrieve the graph.

Parameters:

sc - the Servlet Context

req - the Request context

relative - whether the URL is to be relative (true) or include the servlet host and port (false)

Since:

2.4.1