Class ViewTopic

java.lang.Object
  |
  +--javax.servlet.GenericServlet
        |
        +--javax.servlet.http.HttpServlet
              |
              +--SuperServlet
                    |
                    +--ViewTopic

All Implemented Interfaces:

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

public class ViewTopic

extends SuperServlet

This class implements a servlet for viewing a topic in the forum. It uses table 'messages' in database: 'db_03_peta_la' at 'atlas.dsv.su.se'.

It uses the db-, topic and the message-package for accessing and communication with the database.

Version:

$Revision: 1.0.1, 2003-11-04 $

Author:

Peter Larsson

See Also:

Serialized Form

Constructor Summary

ViewTopic()

Method Summary

void	addNoOfViews(int topic_id) Adds no of views used for a topic.
void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) The Get method is run when the Client requests the htmlFile.
void	doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) The Post method is run when a new message is added to the guestbook.
void	init() The init-method which is run when servlet is run for the first time.
void	showTopic(javax.servlet.http.HttpServletRequest req, java.io.PrintWriter pw, java.lang.String forum, int forum_id, java.lang.String topic, int topic_id, java.lang.String mod) Fetches the content of one topic in the database and puts it on the Web.

Methods inherited from class SuperServlet

destroy

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

ViewTopic

public ViewTopic()

Method Detail

init

public void init()
          throws javax.servlet.ServletException

The init-method which is run when servlet is run for the first time.

Overrides:

init in class SuperServlet

Throws:

javax.servlet.ServletException - The standard ServletException

doGet

public void doGet(javax.servlet.http.HttpServletRequest request,
                  javax.servlet.http.HttpServletResponse response)
           throws javax.servlet.ServletException,
                  java.io.IOException

The Get method is run when the Client requests the htmlFile.

Parameters:

request - The Request

response - The Response

Throws:

java.io.IOException - The standard IOException

javax.servlet.ServletException - The standard ServletException

doPost

public void doPost(javax.servlet.http.HttpServletRequest request,
                   javax.servlet.http.HttpServletResponse response)
            throws javax.servlet.ServletException,
                   java.io.IOException

The Post method is run when a new message is added to the guestbook.

Parameters:

request - The Request

response - The Response

Throws:

java.io.IOException - The standard IOException

javax.servlet.ServletException - The standard ServletException

showTopic

public void showTopic(javax.servlet.http.HttpServletRequest req,
                      java.io.PrintWriter pw,
                      java.lang.String forum,
                      int forum_id,
                      java.lang.String topic,
                      int topic_id,
                      java.lang.String mod)

Fetches the content of one topic in the database and puts it on the Web.

Parameters:

req - The Request

pw - The PrintWriter

forum - The Forum

forum_id - The Forum identity

topic - The Topic

topic_id - The Topic identity

mod - The Moderator

addNoOfViews

public void addNoOfViews(int topic_id)

Adds no of views used for a topic.

Parameters:

topic_id - The topic id to be updated with number of views