org.apache.wiki.attachment

Interface DynamicAttachmentProvider

public interface DynamicAttachmentProvider

Provides the data for an attachment. Please note that there will be a strong reference retained for the provider for each Attachment it provides, so do try to keep the object light. Also, reuse objects if possible.

The Provider needs to be thread-safe.

Since:

2.5.34

Method Summary

Modifier and Type	Method and Description
java.io.InputStream	getAttachmentData(Context context, Attachment att) Returns a stream of data for this attachment.

Method Detail

getAttachmentData

java.io.InputStream getAttachmentData(Context context,
                                      Attachment att)
                               throws ProviderException,
                                      java.io.IOException

Returns a stream of data for this attachment. The stream will be closed by AttachmentServlet.

Parameters:

context - A Wiki Context

att - The Attachment for which the data should be received.

Returns:

InputStream for the data.

Throws:

ProviderException - If something goes wrong internally

java.io.IOException - If something goes wrong when reading the data