com.webmethods.caf.faces.data.export
Class AtomExportBean

java.lang.Object
  com.webmethods.caf.faces.data.export.AtomExportBean

All Implemented Interfaces:

IFileExportBean, IFileExportBeanEx

public class AtomExportBean
extends Object
implements IFileExportBeanEx

Writes the content of an ITableContentProvider as an atom feed. The ITableContentProvider must specify the list of available columns via its IContentProvider.getPropertyKeys() method.

Field Summary

protected boolean	m_downloadForced True to force file download dialog.
protected ITableContentProvider	m_entriesProvider Export entries content provider.
protected String	m_exportCharacterEncoding Export character encoding.
protected String	m_exportFileName Default filename in file download dialog.
protected IContentProvider	m_feedProvider Export feed content provider.

Fields inherited from interface com.webmethods.caf.faces.bean.IFileExportBean

UNKNOWN_CONTENT_LENGTH

Constructor Summary

AtomExportBean()

AtomExportBean(IContentProvider feedProvider, ITableContentProvider entriesProvider)

AtomExportBean(IContentProvider feedProvider, ITableContentProvider entriesProvider, String exportFileName)

Method Summary

ITableContentProvider	getEntriesProvider()
String	getExportCharacterEncoding() Returns character encoding for this export file content (valid only when isExportBinary() == false)
int	getExportContentLength() Return the length of the content that is to be exported.
String	getExportContentType() Gets the content type of the response being sent to the client.
String	getExportFileName() Return the file name for the exported data
IContentProvider	getFeedProvider()
boolean	isDownloadForced() Return true to send the response headers that will force the user to choose what to do with the file (Open vs.
boolean	isExportBinary() Return true if the export will be sending binary data to the response, false if the export will be sending text.
void	setDownloadForced(boolean value)
void	setEntriesProvider(ITableContentProvider value)
void	setExportCharacterEncoding(String value)
void	setExportFileName(String value)
void	setFeedProvider(IContentProvider value)
void	writeExportBytes(OutputStream outStream) Invoked to allow the bean to write binary data to the output stream.
void	writeExportText(PrintWriter writer) Invoked to allow the bean to write the export text to the output writer.

Methods inherited from class java.lang.Object

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

Field Detail

m_downloadForced

protected boolean m_downloadForced

True to force file download dialog.

m_exportFileName

protected String m_exportFileName

Default filename in file download dialog.

m_exportCharacterEncoding

protected String m_exportCharacterEncoding

Export character encoding.

m_feedProvider

protected IContentProvider m_feedProvider

Export feed content provider.

m_entriesProvider

protected ITableContentProvider m_entriesProvider

Export entries content provider.

Constructor Detail

AtomExportBean

public AtomExportBean()

AtomExportBean

public AtomExportBean(IContentProvider feedProvider,
                      ITableContentProvider entriesProvider)

AtomExportBean

public AtomExportBean(IContentProvider feedProvider,
                      ITableContentProvider entriesProvider,
                      String exportFileName)

Method Detail

isDownloadForced

public boolean isDownloadForced()

Description copied from interface: IFileExportBean

Return true to send the response headers that will force the user to choose what to do with the file (Open vs. Save).

Specified by:

isDownloadForced in interface IFileExportBean

Returns:

true to force a download

getExportFileName

public String getExportFileName()

Description copied from interface: IFileExportBean

Return the file name for the exported data

Specified by:

getExportFileName in interface IFileExportBean

Returns:

file name for the exported file

getExportContentType

public String getExportContentType()

Description copied from interface: IFileExportBean

Gets the content type of the response being sent to the client. The content type may include the type of character encoding used, for example, text/html; charset=ISO-8859-4.

Specified by:

getExportContentType in interface IFileExportBean

Returns:

content type of the exported content

getExportContentLength

public int getExportContentLength()

Description copied from interface: IFileExportBean

Return the length of the content that is to be exported.

Specified by:

getExportContentLength in interface IFileExportBean

Returns:

the length of the content or return IFileExportBean.UNKNOWN_CONTENT_LENGTH if it is not known

isExportBinary

public boolean isExportBinary()

Description copied from interface: IFileExportBean

Return true if the export will be sending binary data to the response, false if the export will be sending text.

Specified by:

isExportBinary in interface IFileExportBean

Returns:

true for binary export, false for text

writeExportText

public void writeExportText(PrintWriter writer)

Description copied from interface: IFileExportBean

Invoked to allow the bean to write the export text to the output writer.

Specified by:

writeExportText in interface IFileExportBean

Parameters:

writer - the output writer

writeExportBytes

public void writeExportBytes(OutputStream outStream)
                      throws IOException

Description copied from interface: IFileExportBean

Invoked to allow the bean to write binary data to the output stream.

Specified by:

writeExportBytes in interface IFileExportBean

Parameters:

outStream - the output stream

Throws:

IOException - thrown if there is an I/O exception during the export

setDownloadForced

public void setDownloadForced(boolean value)

setExportFileName

public void setExportFileName(String value)

getExportCharacterEncoding

public String getExportCharacterEncoding()

Description copied from interface: IFileExportBeanEx

Returns character encoding for this export file content (valid only when isExportBinary() == false)

Specified by:

getExportCharacterEncoding in interface IFileExportBeanEx

Returns:

java character encoding name

setExportCharacterEncoding

public void setExportCharacterEncoding(String value)

getFeedProvider

public IContentProvider getFeedProvider()

setFeedProvider

public void setFeedProvider(IContentProvider value)

getEntriesProvider

public ITableContentProvider getEntriesProvider()

setEntriesProvider

public void setEntriesProvider(ITableContentProvider value)