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

getArrayBuffer 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 index.ts:680

Properties

cache

cache: Map<string, ResolvedValue>

counter

counter: number

decompress

decompress: DecompressFunc

maxCacheEntries

maxCacheEntries: number

Methods

getArrayBuffer

getArrayBuffer(source, offset, length, header): Promise<ArrayBuffer>
Parameters
- source: Source
- offset: number
- length: number
- header: Header
Returns Promise<ArrayBuffer>
- Defined in index.ts:748

getDirectory

getDirectory(source, offset, length, header): Promise<Entry[]>
Parameters
- source: Source
- offset: number
- length: number
- header: Header
Returns Promise<Entry[]>
- Defined in index.ts:716

getHeader

getHeader(source): Promise<Header>
Parameters
- source: Source
Returns Promise<Header>
- Defined in index.ts:691

invalidate

invalidate(source): Promise<void>
Parameters
- source: Source
Returns Promise<void>
- Defined in index.ts:790

prune

prune(): void
Returns void
- Defined in index.ts:774

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