info.magnolia.dam.core.download

Class DamDownloadServlet

java.lang.Object

javax.servlet.GenericServlet

javax.servlet.http.HttpServlet

info.magnolia.dam.core.download.DamDownloadServlet

All Implemented Interfaces:

info.magnolia.cms.filters.SelfMappingServlet, Serializable, javax.servlet.Servlet, javax.servlet.ServletConfig

public class DamDownloadServlet
extends javax.servlet.http.HttpServlet
implements info.magnolia.cms.filters.SelfMappingServlet

Servlet to handle dam document downloads.
This servlet support the following request:
support the following link patterns:
/dam/jcr:7ecd4045-45a0-4c81-b2b6-f4c4b0cd24ad/
/dam/static:7ecd4045-45a0-4c81-b2b6-f4c4b0cd24ad (compatible with dms)
/dam/foo/bar/lol.pdf (compatible with dam 1.x)
/dam/jcr/foo/bar/lol.pdf (so /dam//.ext: we ignore .ext and ensure that the corresponding provider is a PathAwareProvider

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
static String	FALL_BACK_PROVIDER_ID Name of the default provider.

Constructor Summary

Constructors

Constructor and Description
DamDownloadServlet(DamCoreConfiguration configuration, info.magnolia.dam.api.AssetProviderRegistry assetProviderRegistry)

Method Summary

Methods

Modifier and Type	Method and Description
protected void	doGet(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
protected void	doPost(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response)
protected info.magnolia.dam.api.Asset	getAsset(javax.servlet.http.HttpServletRequest request) Retrieve the Asset related to the information contained into the pathInfo.
String	getSelfMappingPath()
protected void	process(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response) The main task is to retrieve an Asset Object based on the current Uri.

Methods inherited from class javax.servlet.http.HttpServlet

doDelete, doHead, doOptions, 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

Field Detail

FALL_BACK_PROVIDER_ID

public static final String FALL_BACK_PROVIDER_ID

Name of the default provider.

See Also:

Constant Field Values

Constructor Detail

DamDownloadServlet

@Inject
public DamDownloadServlet(DamCoreConfiguration configuration,
                         info.magnolia.dam.api.AssetProviderRegistry assetProviderRegistry)

Method Detail

doPost

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

Overrides:

doPost in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

doGet

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

Overrides:

doGet in class javax.servlet.http.HttpServlet

Throws:

javax.servlet.ServletException

IOException

process

protected void process(javax.servlet.http.HttpServletRequest request,
           javax.servlet.http.HttpServletResponse response)
                throws Exception

The main task is to retrieve an Asset Object based on the
current Uri. Basically, if no Asset could be found based on the current Uri, send an error to the response.
If an Asset is found, set the response header and put the Asset Binary in the response.

Throws:

Exception

getSelfMappingPath

public String getSelfMappingPath()

Specified by:

getSelfMappingPath in interface info.magnolia.cms.filters.SelfMappingServlet

getAsset

protected info.magnolia.dam.api.Asset getAsset(javax.servlet.http.HttpServletRequest request)

Retrieve the Asset related to the information contained into the pathInfo.

Returns:

found Asset, null otherwise.