[英]iOS – Upload to AWS S3 synchronously
所有aws-sdk-ios示例都使用AWSS3TransferManager
異步上傳數據。
例如: https : //github.com/awslabs/aws-sdk-ios-samples/blob/master/S3TransferManager-Sample/Swift/S3TransferManagerSampleSwift/UploadViewController.swift#L81
現在通常,這很好,但由於其他原因我的工作已經在NSOperation
子類中了,所以我想同步上傳到S3以保持簡單(否則,我需要實現異步NSOperation
,並且更多樣板......)
有人知道怎么做嗎?
如果有人好奇,我想出來:
let credentialsProvider = AWSCognitoCredentialsProvider(regionType: AWSRegionType.USEast1,
identityPoolId: AwsCognitoIdentityPoolId)
let configuration = AWSServiceConfiguration(region: AWSRegionType.USEast1,
credentialsProvider: credentialsProvider)
AWSServiceManager.defaultServiceManager().defaultServiceConfiguration = configuration
let S3Client = AWSS3.defaultS3()
let putObjectRequest = AWSS3PutObjectRequest()
putObjectRequest.bucket = AwsBucketName
putObjectRequest.key = key
putObjectRequest.body = logFilePathURL
do {
let fileAttributes = try self.fileManager.attributesOfItemAtPath(logFilePathURL.path!)
let fileSizeNumber = fileAttributes[NSFileSize] as! NSNumber
putObjectRequest.contentLength = NSNumber(longLong: fileSizeNumber.longLongValue)
} catch _ as NSError {
// TODO handle error
}
S3Client.putObject(putObjectRequest).continueWithBlock { (task: AWSTask) -> AnyObject? in
return nil
}.waitUntilFinished()
...是啊。 我無法在任何地方找到一個例子,所以我必須閱讀源代碼並解決問題。 至於那個aws-sdk-ios
庫,談論過度工程......需要一段時間才能通過所有這些間接層來弄明白。
無論如何,在我return nil
最后一個區塊中,你處理錯誤等等。
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