com.xmlserv.app.download
Class Download

java.lang.Object
  |
  +--com.xmlserv.main.XMLServBackendImpl
        |
        +--com.xmlserv.app.AppBase
              |
              +--com.xmlserv.app.download.Download

All Implemented Interfaces:

XMLServBackend

public class Download

extends AppBase

Download an Image previously selected via basket. These downloads expire after some time (configuration parameter 'expire' in days). Counting starts with the timestamp the basket was marked completed. Downloads are logged using DownloadLog.
Parameter is the downloadid for an image. This identifies the image via the basket/basket_contents/basket_content/formats tables.
This app must be marked in the config file.

Version:

$Id: Download.java,v 1.4 2002/09/06 19:08:58 muecke Exp $

Author:

Wolfram Saringer

Constructor Summary

Download()
Create empty object. init() must be called before this object can be used.

Method Summary

void	init() Initialize object.
javax.xml.transform.Source	process(javax.servlet.ServletContext context, javax.servlet.http.HttpServletRequest req, javax.servlet.http.HttpServletResponse res, SecurityManager securitymanager) Main processing method.

Methods inherited from class com.xmlserv.app.AppBase

checkoutConn, destroy, errorPage, errorPage, getUrl, newElement, process, redirect, redirect, returnConn

Methods inherited from class com.xmlserv.main.XMLServBackendImpl

addParam, getParam, getReqCount, getStatus

Methods inherited from class java.lang.Object

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

Constructor Detail

Download

public Download()

Create empty object. init() must be called before this object can be used.

Method Detail

init

public void init()
          throws javax.servlet.ServletException

Initialize object.

Overrides:

init in class AppBase

Following copied from class: com.xmlserv.app.AppBase

Throws:

javax.servlet.ServletException - On any error.

See Also:

PGConnectionPool

process

public javax.xml.transform.Source process(javax.servlet.ServletContext context,
                                          javax.servlet.http.HttpServletRequest req,
                                          javax.servlet.http.HttpServletResponse res,
                                          SecurityManager securitymanager)
                                   throws XMLServException,
                                          javax.servlet.ServletException,
                                          java.io.IOException

Main processing method.

Overrides:

process in class AppBase

See Also:

XMLServBackendImpl.process(javax.servlet.ServletContext, javax.servlet.http.HttpServletRequest, com.xmlserv.security.SecurityManager)