org.cofax.cds
Class CDSServlet

java.lang.Object

  |

  +--javax.servlet.GenericServlet

        |

        +--javax.servlet.http.HttpServlet

              |

              +--org.cofax.cds.CDSServlet

All Implemented Interfaces:

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

public class CDSServlet

extends javax.servlet.http.HttpServlet

The Cofax project's web serving program.

CDSServlet is a small "driver program" that uses various Cofax modules to serve an interactive web site. CDSServlet dynamically loads modules listed in the configuration to serve as data store connectors, template processing engines, personalization engines, and delivery engines.

Author:

Rajiv Pant, Karl Martino, Sam Cohen, Hung Dao

See Also:

Serialized Form

Constructor Summary

CDSServlet()

Method Summary

void	destroy() Performs servlet cleanup such as closing down the database pool.
void	doGet(javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res) Responds to a url requested from the server.
void	doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) Calls doGet for a post
java.lang.String	getServletInfo() Returns where to find more information about cofax.
void	init(javax.servlet.ServletConfig config) Runs at servlet startup.

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, getServletName, init, log, log

Methods inherited from class java.lang.Object

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

Constructor Detail

CDSServlet

public CDSServlet()

Method Detail

getServletInfo

public java.lang.String getServletInfo()

Returns where to find more information about cofax.

Overrides:

getServletInfo in class javax.servlet.GenericServlet

init

public final void init(javax.servlet.ServletConfig config)

                throws javax.servlet.ServletException

Runs at servlet startup. It initializes variables and the database pool. It is ran by the servlet container itself.

Overrides:

init in class javax.servlet.GenericServlet

doPost

public final void doPost(javax.servlet.http.HttpServletRequest request,

                         javax.servlet.http.HttpServletResponse response)

                  throws javax.servlet.ServletException,

                         java.io.IOException

Calls doGet for a post

Overrides:

doPost in class javax.servlet.http.HttpServlet

doGet

public final void doGet(javax.servlet.http.HttpServletRequest req,

                        javax.servlet.http.HttpServletResponse res)

                 throws javax.servlet.ServletException,

                        java.io.IOException

Responds to a url requested from the server. It gathers information from the request, determines if there is a cached object to serve the request, if so, send that back as the response. If not, put together a new response. Putting together a new response involves picking a template, parsing that template with the applicable data, then processing the template's own requests for additional data. Finally, return the page generated and determine if the page should be cached for further use.

Overrides:

doGet in class javax.servlet.http.HttpServlet

destroy

public void destroy()

Performs servlet cleanup such as closing down the database pool.

Overrides:

destroy in class javax.servlet.GenericServlet