Interface DittoAttachmentFetchResult

All Known Implementing Classes:

DittoAttachmentFetchResult.Completed, DittoAttachmentFetchResult.Deleted

public sealed interface DittoAttachmentFetchResult
permits DittoAttachmentFetchResult.Completed, DittoAttachmentFetchResult.Deleted

The result of fetching an attachment.

Updates relating to an attachment fetch are delivered by registering a DittoAttachmentFetcher through a call to DittoStore.fetchAttachment.

This is a sealed interface with two possible outcomes:

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static final class	DittoAttachmentFetchResult.Completed	Event signaling the completion of an attachment download.
static final class	DittoAttachmentFetchResult.Deleted	Event signaling the deletion of an attachment.

Method Summary

Modifier and Type	Method	Description
@Nullable DittoAttachmentFetchResult.Completed	asCompleted()	Attempts to cast this result to a Completed result.
@Nullable DittoAttachmentFetchResult.Deleted	asDeleted()	Attempts to cast this result to a Deleted result.

Method Details

asCompleted

@Nullable DittoAttachmentFetchResult.Completed asCompleted()

Attempts to cast this result to a Completed result.

Returns:

this as DittoAttachmentFetchResult.Completed if successful, null otherwise.

asDeleted

@Nullable DittoAttachmentFetchResult.Deleted asDeleted()

Attempts to cast this result to a Deleted result.

Returns:

this as DittoAttachmentFetchResult.Deleted if successful, null otherwise.