au.org.ala.biocache.service

Class DownloadService

java.lang.Object

au.org.ala.biocache.service.DownloadService

@Component(value="downloadService")
public class DownloadService
extends Object

Services to perform the downloads. Can configure the number of off-line download processors

Author:

Natasha Carter (natasha.carter@csiro.au)

Field Summary

Fields

Modifier and Type	Field and Description
static String	biocacheMediaDir
static String	biocacheMediaUrl
protected Boolean	citationsEnabled
protected String	citationServiceUrl
protected int	concurrentDownloads Number of threads to perform to offline downloads on can be configured.
protected PersistentQueueDAO	persistentQueueDAO
protected String	registryUrl
protected String	webservicesRoot

Constructor Summary

Constructors

Constructor and Description
DownloadService()

Method Summary

Methods

Modifier and Type	Method and Description
void	getCitations(Map<String,Integer> uidStats, OutputStream out, char sep, char esc) get citation info from citation web service and write it into citation.txt file.
List<DownloadDetailsDTO>	getCurrentDownloads() Returns a list of current downloads
void	init()
DownloadDetailsDTO	registerDownload(DownloadRequestParams requestParams, String ip, DownloadDetailsDTO.DownloadType type) Registers a new active download
void	unregisterDownload(DownloadDetailsDTO dd) Removes a completed download from active list.
void	writeQueryToStream(DownloadRequestParams requestParams, javax.servlet.http.HttpServletResponse response, String ip, javax.servlet.ServletOutputStream out, boolean includeSensitive, boolean fromIndex)

Methods inherited from class java.lang.Object

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

Field Detail

concurrentDownloads

protected int concurrentDownloads

Number of threads to perform to offline downloads on can be configured.

persistentQueueDAO

@Inject
protected PersistentQueueDAO persistentQueueDAO

webservicesRoot

protected String webservicesRoot

citationsEnabled

protected Boolean citationsEnabled

registryUrl

protected String registryUrl

citationServiceUrl

protected String citationServiceUrl

biocacheMediaUrl

public static String biocacheMediaUrl

biocacheMediaDir

public static String biocacheMediaDir

Constructor Detail

DownloadService

public DownloadService()

Method Detail

init

@PostConstruct
public void init()

registerDownload

public DownloadDetailsDTO registerDownload(DownloadRequestParams requestParams,
                                  String ip,
                                  DownloadDetailsDTO.DownloadType type)

Registers a new active download

Parameters:

requestParams -

ip -

type -

Returns:

unregisterDownload

public void unregisterDownload(DownloadDetailsDTO dd)

Removes a completed download from active list.

Parameters:

dd -

getCurrentDownloads

public List<DownloadDetailsDTO> getCurrentDownloads()

Returns a list of current downloads

Returns:

writeQueryToStream

public void writeQueryToStream(DownloadRequestParams requestParams,
                      javax.servlet.http.HttpServletResponse response,
                      String ip,
                      javax.servlet.ServletOutputStream out,
                      boolean includeSensitive,
                      boolean fromIndex)
                        throws Exception

Throws:

Exception

getCitations

public void getCitations(Map<String,Integer> uidStats,
                OutputStream out,
                char sep,
                char esc)
                  throws IOException

get citation info from citation web service and write it into citation.txt file.

Parameters:

uidStats -

out -

Throws:

org.apache.commons.httpclient.HttpException

IOException