File resource client

File resource client

File resource client

Format

A R6 object of class FileResourceClient

Details

Base class that connects to a file using a FileResourceGetter.

Super class

resourcer::ResourceClient -> FileResourceClient

Methods

Public methods

• FileResourceClient$new()

• FileResourceClient$downloadFile()

• FileResourceClient$close()

• FileResourceClient$clone()

Inherited methods

• resourcer::ResourceClient$asDataFrame()
• resourcer::ResourceClient$asTbl()
• resourcer::ResourceClient$exec()
• resourcer::ResourceClient$getConnection()
• resourcer::ResourceClient$getResource()

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Method new()

Creates a new FileResourceClient instance.

Usage

FileResourceClient$new(resource, file.getter = NULL)

Arguments

resource

A valid resource object.

file.getter

A FileResourceGetter object, optional. If not provided, it will be looked up in the FileResourceGetters registry. The operation will fail if none can be found.

Returns

A FileResourceClient object.

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Method downloadFile()

Performs the file download, if it does not already exists locally.

Usage

FileResourceClient$downloadFile()

Returns

The local path to the downloaded file.

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Method close()

Removes the file if it was downloaded. A local file resource will remain untouched.

Usage

FileResourceClient$close()

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Method clone()

The objects of this class are cloneable with this method.

Usage

FileResourceClient$clone(deep = FALSE)

Arguments

deep

Whether to make a deep clone.