com.communote.server.web.fe.portal.controller

Class ResourceStoreDownloadController

java.lang.Object

com.communote.server.web.fe.portal.controller.ResourceStoreDownloadController

public class ResourceStoreDownloadController
extends Object

Controller to stream files managed by the ConcatenatedResourceStore.

Author:

Communote GmbH - http://www.communote.com/

Constructor Summary

Constructors

Constructor and Description
ResourceStoreDownloadController(ConcatenatedResourceStore concatenatedResourceStore, boolean handleConcatenatedFile) Constructor.

Method Summary

Modifier and Type	Method and Description
void	download(javax.servlet.http.HttpServletRequest request, javax.servlet.http.HttpServletResponse response, String categoryName, String suffix) Handler for a GET request which will stream the content of the resource category.
protected File	getFile(String categoryName, boolean minimized) Get the file for the category.
protected long	getTimestamp(String categoryName) Get the last modification timestamp for the category.

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceStoreDownloadController

public ResourceStoreDownloadController(ConcatenatedResourceStore concatenatedResourceStore,
                                       boolean handleConcatenatedFile)

Constructor.

Parameters:

concatenatedResourceStore - The resource store used by this controller.

handleConcatenatedFile - whether to stream the concatenated file or the property resource

Method Detail

download

@RequestMapping(method=GET)
public void download(javax.servlet.http.HttpServletRequest request,
                                                 javax.servlet.http.HttpServletResponse response,
                                                 @RequestParam(value="category",required=true)
                                                 String categoryName,
                                                 @RequestParam(value="suffix",required=false)
                                                 String suffix)
                                          throws Exception

Handler for a GET request which will stream the content of the resource category.

Parameters:

request - the servlet request

response - the response

categoryName - is populated with value of the category parameter which defines the category to retrieve

suffix - is populated with the value of the suffix parameter which defines whether the minimized (value: -min) or original (any other value, preferably: -org) version of the resource should be returned. If this parameter is missing the configuration for the content of the resource store is used and if undefined the minimized version is returned.

Throws:

Exception

getFile

protected File getFile(String categoryName,
                       boolean minimized)

Get the file for the category. Will return the concatenated file or the property resource file depending on what is handled by this instance.

Parameters:

categoryName - the name of the category

minimized - whether to get the minimized version of the file

Returns:

the file or null if the category is not known

getTimestamp

protected long getTimestamp(String categoryName)

Get the last modification timestamp for the category. Will return the last modification timestamp of the concatenated file or the property resource file depending on what is handled by this instance.

Parameters:

categoryName - the name of the category

Returns:

the timestamp or -1 if the category is not known