org.alfresco.web.app.servlet
Class BaseDownloadContentServlet
java.lang.Object
javax.servlet.GenericServlet
javax.servlet.http.HttpServlet
org.alfresco.web.app.servlet.BaseServlet
org.alfresco.web.app.servlet.BaseDownloadContentServlet
- All Implemented Interfaces:
- java.io.Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig
- Direct Known Subclasses:
- DownloadContentServlet, GuestDownloadContentServlet
public abstract class BaseDownloadContentServlet
- extends BaseServlet
Base class for the download content servlets. Provides common
processing for the request.
- See Also:
DownloadContentServlet
,
GuestDownloadContentServlet
,
Serialized Form
Method Summary |
protected static java.lang.String |
generateUrl(java.lang.String pattern,
org.alfresco.service.cmr.repository.NodeRef ref,
java.lang.String name)
Helper to generate a URL to a content node for downloading content from the server. |
protected abstract org.apache.commons.logging.Log |
getLogger()
Gets the logger to use for this request. |
protected void |
processDownloadRequest(javax.servlet.http.HttpServletRequest req,
javax.servlet.http.HttpServletResponse res,
boolean allowLogIn,
boolean transmitContent)
Processes the download request using the current context i.e. |
Methods inherited from class org.alfresco.web.app.servlet.BaseServlet |
checkAccess, getServiceRegistry, redirectToLoginPage, resolveNamePath, resolveWebDAVPath, resolveWebDAVPath, resolveWebDAVPath, resolveWebDAVPath, servletAuthenticate, servletAuthenticate, setNoCacheHeaders, validRedirectJSP |
Methods inherited from class javax.servlet.http.HttpServlet |
doDelete, doGet, doHead, doOptions, doPost, doPut, doTrace, getLastModified, service, service |
Methods inherited from class javax.servlet.GenericServlet |
destroy, getInitParameter, getInitParameterNames, getServletConfig, getServletContext, getServletInfo, getServletName, init, init, log, log |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
MIMETYPE_OCTET_STREAM
protected static final java.lang.String MIMETYPE_OCTET_STREAM
- See Also:
- Constant Field Values
MSG_ERROR_CONTENT_MISSING
protected static final java.lang.String MSG_ERROR_CONTENT_MISSING
- See Also:
- Constant Field Values
MSG_ERROR_NOT_FOUND
protected static final java.lang.String MSG_ERROR_NOT_FOUND
- See Also:
- Constant Field Values
URL_DIRECT
protected static final java.lang.String URL_DIRECT
- See Also:
- Constant Field Values
URL_DIRECT_LONG
protected static final java.lang.String URL_DIRECT_LONG
- See Also:
- Constant Field Values
URL_ATTACH
protected static final java.lang.String URL_ATTACH
- See Also:
- Constant Field Values
URL_ATTACH_LONG
protected static final java.lang.String URL_ATTACH_LONG
- See Also:
- Constant Field Values
ARG_PROPERTY
protected static final java.lang.String ARG_PROPERTY
- See Also:
- Constant Field Values
ARG_PATH
protected static final java.lang.String ARG_PATH
- See Also:
- Constant Field Values
BaseDownloadContentServlet
public BaseDownloadContentServlet()
getLogger
protected abstract org.apache.commons.logging.Log getLogger()
- Gets the logger to use for this request.
This will show all debug entries from this class as though they
came from the subclass.
- Returns:
- The logger
processDownloadRequest
protected void processDownloadRequest(javax.servlet.http.HttpServletRequest req,
javax.servlet.http.HttpServletResponse res,
boolean allowLogIn,
boolean transmitContent)
throws javax.servlet.ServletException,
java.io.IOException
- Processes the download request using the current context i.e. no authentication checks are made, it is presumed
they have already been done.
- Parameters:
req
- The HTTP requestres
- The HTTP responseallowLogIn
- Indicates whether guest users without access to the content should be redirected to the log in page. If
false
, a status 403 forbidden page is displayed instead.
- Throws:
javax.servlet.ServletException
java.io.IOException
generateUrl
protected static final java.lang.String generateUrl(java.lang.String pattern,
org.alfresco.service.cmr.repository.NodeRef ref,
java.lang.String name)
- Helper to generate a URL to a content node for downloading content from the server.
- Parameters:
pattern
- The pattern to use for the URLref
- NodeRef of the content node to generate URL for (cannot be null)name
- File name to return in the URL (cannot be null)
- Returns:
- URL to download the content from the specified node
Copyright © 2005 - 2010 Alfresco Software, Inc. All Rights Reserved.