Module buffalo_queuer

Description
Function Index
Function Details

Buffalo queuer: buffers, deduplicates, and starts workers.

Copyright © 2012-2019 Arjan Scherpenisse

Behaviours: gen_server.

Authors: Arjan Scherpenisse (arjan@scherpenisse.net).

Description

Buffalo queuer: buffers, deduplicates, and starts workers
Implementation of gen_server behaviour.

Function Index

cancel_key/1	Cancel the MFA running using specified `Key`.
cancel_mfa/1	Cancel the MFA running.
queue/2	Call the MFA after specified in `Options` time.
queue/3	Call the MFA after specified in `Options` time using specified `Key`.
status/1	Check if the task with the specified key is running or queued.

Function Details

cancel_key/1

cancel_key(Key) -> Result

Key = buffalo:key()
Result = ok | {error, notfound}

Cancel the MFA running using specified Key.

cancel_mfa/1

cancel_mfa(MFA) -> Result

MFA = buffalo:mfargs()
Result = ok | {error, notfound}

Equivalent to cancel_key(key(MFA)).

Cancel the MFA running.

queue/2

queue(MFA, Options) -> Result

MFA = buffalo:mfargs()
Options = buffalo:options()
Result = {ok, new | existing}

Equivalent to queue(key(MFA), MFA, Options).

Call the MFA after specified in Options time.

queue/3

queue(Key, MFA, Options) -> Result

Key = buffalo:key()
MFA = buffalo:mfargs()
Options = buffalo:options()
Result = {ok, new | existing}

Call the MFA after specified in Options time using specified Key.

status/1

status(Key) -> Result

Key = buffalo:key()
Result = {ok, queued | running} | {error, notfound}

Check if the task with the specified key is running or queued.

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