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Backbone.Modelで非同期で直列リクエストさせたい
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class AsyncSeriesModel extends Backbone.Model | |
# 非同期で直列リクエストする | |
lastRequest = new $.Deferred().resolve() | |
sync: -> | |
argRaw = arguments | |
# 呼び出し元に返却するdeferredオブジェクト | |
dfd = new $.Deferred | |
# 前回リクエスト分が解決するのを待つ | |
lastRequest.then( | |
# 目的のリクエストを発行する | |
=> Backbone.sync.apply @, argRaw | |
=> Backbone.sync.apply @, argRaw | |
).then( | |
-> dfd.resolve arguments... | |
-> dfd.reject arguments... | |
) | |
# 次の非同期リクエストのために前回リクエストを入れ替える | |
lastRequest = dfd | |
dfd.promise() |
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