com.jcorporate.expresso.services.servlet
Class DBCreate

java.lang.Object
  javax.servlet.GenericServlet
      javax.servlet.http.HttpServlet
          com.jcorporate.expresso.core.servlet.StdServlet
              com.jcorporate.expresso.core.servlet.DBServlet
                  com.jcorporate.expresso.services.servlet.DBCreate

All Implemented Interfaces:

Serializable, Servlet, ServletConfig

public class DBCreate

extends DBServlet

Servlet to initialize the database and various default items in it. Use it as a friendly alternative to the DBTool command line utility.

Version:

$Revision: 1.25 $ $Date: 2004/11/17 20:48:18 $

Author:

Michael Nash

See Also:

Serialized Form

Field Summary

Fields inherited from class com.jcorporate.expresso.core.servlet.DBServlet

thisClass

Fields inherited from class com.jcorporate.expresso.core.servlet.StdServlet

mySchema

Constructor Summary

DBCreate()

Method Summary

void	doGet(HttpServletRequest request, HttpServletResponse response) doGet method presents a form allowing the user to select several intialize options
void	doPost(HttpServletRequest request, HttpServletResponse response) doPost receives the options from the form & calls methods to actually perform the intiailizations
void	init(ServletConfig sc) Initialize the serv.et
protected boolean	isAdmin(HttpServletRequest request, HttpServletResponse response) Checks to see if the current user is an Admin.
protected boolean	isInitialDatabaseCreated() Checks to see if a database of any sort has already been created in the default context.

Methods inherited from class com.jcorporate.expresso.core.servlet.DBServlet

destroy, getDBName, requireLogin, setDBName, setSkipLogin, setupChannels

Methods inherited from class com.jcorporate.expresso.core.servlet.StdServlet

getSchema, getServerName, getServerPort, getServletPrefix, getServletPrefix, getString, getString, getTitle, handleParam, setSchema, showError, showError

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, 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

DBCreate

public DBCreate()

Method Detail

init

public void init(ServletConfig sc)
          throws ServletException

Initialize the serv.et

Specified by:

init in interface Servlet

Overrides:

init in class DBServlet

Parameters:

sc - The servlet config object given to us by the servlet container

Throws:

ServletException

doGet

public void doGet(HttpServletRequest request,
                  HttpServletResponse response)
           throws ServletException,
                  IOException

doGet method presents a form allowing the user to select several intialize options

Overrides:

doGet in class DBServlet

Parameters:

request - Standard request object

response - Standard response object

Throws:

ServletException - If an uncaught exception occurrs

IOException - If an I/O error occurrs communicating with the client

doPost

public void doPost(HttpServletRequest request,
                   HttpServletResponse response)
            throws ServletException,
                   IOException

doPost receives the options from the form & calls methods to actually perform the intiailizations

Overrides:

doPost in class DBServlet

Parameters:

request - Standard request object

response - Standard reponse object

Throws:

ServletException - If an uncaught exception occurrs

IOException - If an I/O error occurrs communicating with the client

isInitialDatabaseCreated

protected boolean isInitialDatabaseCreated()

Checks to see if a database of any sort has already been created in the default context.

Returns:

True if the schemalist object exists in the system

isAdmin

protected boolean isAdmin(HttpServletRequest request,
                          HttpServletResponse response)
                   throws ServletException

Checks to see if the current user is an Admin.

Parameters:

request - The ServletRequest object

response - The Servlet Response object

Returns:

true if the CurrentLogin is an Admin User

Throws:

ServletException - if there's an error processing the request