Class ArtifactFileService

Service for fetching pre-authenticated download URLs for file-mode artifact versions.

URLs are cached in a bounded LRU-style Map (evicts oldest entry once the cap is reached) to avoid repeated round-trips for the same version within a session.

Index

Constructors

Methods

dataUrlToArrayBuffer dataUrlToObjectUrl getDownloadUrl prefetch

Constructors

constructor

new ArtifactFileService(): ArtifactFileService
Returns ArtifactFileService

Methods

dataUrlToArrayBuffer

dataUrlToArrayBuffer(dataUrl: string): ArrayBuffer
Converts a base64 data URL (data:mime;base64,...) to an ArrayBuffer. Used by viewers to handle inline artifact content (ContentMode='Text').
Parameters
- dataUrl: string
Returns ArrayBuffer
- Defined in artifacts/src/lib/services/artifact-file.service.ts:75

dataUrlToObjectUrl

dataUrlToObjectUrl(dataUrl: string, mimeType: string): string
Converts a base64 data URL to an object URL suitable for download/display. Used by viewers to create downloadable links for inline artifacts.
Parameters
- dataUrl: string
- mimeType: string
Returns string
- Defined in artifacts/src/lib/services/artifact-file.service.ts:90

getDownloadUrl

getDownloadUrl(
artifactVersionId: string,
forceRefresh?: boolean,
): Promise<string>
Returns a pre-authenticated download URL for the given artifact version. Results are cached; pass forceRefresh=true to bypass the cache.
Parameters
- artifactVersionId: string
- forceRefresh: boolean = false
Returns Promise<string>
- Defined in artifacts/src/lib/services/artifact-file.service.ts:30

prefetch

prefetch(artifactVersionId: string): void
Pre-fetch and cache a URL without awaiting in the calling context.
Parameters
- artifactVersionId: string
Returns void
- Defined in artifacts/src/lib/services/artifact-file.service.ts:65