Class ResolvedValueCache

A cache for parts of a PMTiles archive where promises are never shared between requests.

Runtimes such as Cloudflare Workers cannot share promises between different requests.

Only caches headers and directories, not individual tile contents.

Index

Constructors

Properties

cache counter decompress maxCacheEntries

Methods

getDirectory getHeader invalidate prune

Constructors

constructor

new ResolvedValueCache(maxCacheEntries?, prefetch?, decompress?): ResolvedValueCache
Parameters
- maxCacheEntries: number = 100
- prefetch: boolean = true
- decompress: DecompressFunc = defaultDecompress
Returns ResolvedValueCache
- Defined in src/index.ts:649

Properties

cache

cache: Map<string, ResolvedValue>

counter

counter: number

decompress

decompress: DecompressFunc

maxCacheEntries

maxCacheEntries: number

Methods

getDirectory

getDirectory(source, offset, length, header, signal?): Promise<Entry[]>
Parameters
- source: Source
- offset: number
- length: number
- header: Header
- Optional signal: AbortSignal
Returns Promise<Entry[]>
- Defined in src/index.ts:685

getHeader

getHeader(source): Promise<Header>
Parameters
- source: Source
Returns Promise<Header>
- Defined in src/index.ts:660

invalidate

invalidate(source): Promise<void>
Parameters
- source: Source
Returns Promise<void>
- Defined in src/index.ts:734

prune

prune(): void
Returns void
- Defined in src/index.ts:718

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