Package org.mycore.datamodel.ifs

Class MCRFileNodeServlet

java.lang.Object

jakarta.servlet.GenericServlet

jakarta.servlet.http.HttpServlet

org.mycore.frontend.servlets.MCRServlet

org.mycore.frontend.servlets.MCRContentServlet

org.mycore.datamodel.ifs.MCRFileNodeServlet

All Implemented Interfaces:

jakarta.servlet.Servlet, jakarta.servlet.ServletConfig, Serializable

public class MCRFileNodeServlet
extends MCRContentServlet

This servlet delivers the contents of an MCRFilesystemNode to the client browser. If the node is a ordinary MCRFile, the contents of that file will be sent to the browser. If the node is an MCRFile with a MCRAudioVideoExtender, the message that starts the associated streaming player will be delivered. If the node is a MCRDirectory, the contents of that directory will be forwareded to MCRLayoutService as XML data to display a detailed directory listing.

Version:

$Revision$ $Date$

Author:

Frank Lützenkirchen, Jens Kupferschmidt, Thomas Scheffler (yagee), A.Schaar, Robert Stephan

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.mycore.frontend.servlets.MCRServlet

ATTR_MYCORE_SESSION, CURRENT_THREAD_NAME_KEY, INITIAL_SERVLET_NAME_KEY

Constructor Summary

Constructors

Constructor	Description
MCRFileNodeServlet()

Method Summary

Modifier and Type	Method	Description
MCRContent	getContent(jakarta.servlet.http.HttpServletRequest request, jakarta.servlet.http.HttpServletResponse response)	Returns MCRContent matching current request.
static String	getOwnerID(jakarta.servlet.http.HttpServletRequest request)	retrieves the derivate ID of the owning derivate from request path.
protected String	getPath(jakarta.servlet.http.HttpServletRequest request)	Retrieves the path of the file to display from request path.

Methods inherited from class org.mycore.frontend.servlets.MCRContentServlet

doHead, doOptions, getConfig, init, render

Methods inherited from class org.mycore.frontend.servlets.MCRServlet

allowCrossDomainRequests, buildRedirectURL, cleanupMCRSession, doGet, doGet, doGetPost, doPost, doPost, getErrorI18N, getLastModified, getLayoutService, getProperty, getReferer, getServletBaseURL, getSession, handleException, initializeMCRSession, reportException, think, toReferrer, toReferrer

Methods inherited from class jakarta.servlet.http.HttpServlet

doDelete, doPut, doTrace, service, service

Methods inherited from class jakarta.servlet.GenericServlet

destroy, 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 Details

MCRFileNodeServlet

public MCRFileNodeServlet()

Method Details

getContent

public MCRContent getContent(jakarta.servlet.http.HttpServletRequest request,
 jakarta.servlet.http.HttpServletResponse response)
                      throws IOException

Description copied from class: MCRContentServlet

Returns MCRContent matching current request.

Specified by:

getContent in class MCRContentServlet

Throws:

IOException

getOwnerID

public static String getOwnerID(jakarta.servlet.http.HttpServletRequest request)

retrieves the derivate ID of the owning derivate from request path. Attention: derivateID is not always at the first position in path

Parameters:

request - - the http request object

getPath

protected String getPath(jakarta.servlet.http.HttpServletRequest request)

Retrieves the path of the file to display from request path.

Parameters:

request - - the http request object