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Improve retry example for the Swift SDK #6895

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Merged
merged 3 commits into from
Sep 23, 2024
Merged

Improve retry example for the Swift SDK #6895

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dc4c718
More usefully handle errors
shepazon Sep 20, 2024
beda00e
Fixed wrong close tag for snippets
shepazon Sep 20, 2024
60597c8
Move one more import into snippet
shepazon Sep 20, 2024
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20 changes: 13 additions & 7 deletions swift/example_code/swift-sdk/retry/Sources/entry.swift
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Original file line number Diff line number Diff line change
Expand Up @@ -6,9 +6,11 @@
// AWS service.

import Foundation
// snippet-start:[retry.swift.imports]
import AWSS3
import SmithyRetries
import SmithyRetriesAPI
// snippet-end:[retry.swift.imports]

@main
struct RetryExample {
Expand All @@ -17,8 +19,8 @@ struct RetryExample {
let config: S3Client.S3ClientConfiguration

// Create an Amazon S3 client configuration object that specifies the
// standard exponential backoff strategy, adaptive retry mode and the
// base maximum number of retries as 5.
// adaptive retry mode and sets the maximum number of attempts to 3.
// If that fails, create a default configuration instead.

do {
// snippet-start:[retry.swift.configure]
Expand All @@ -28,9 +30,13 @@ struct RetryExample {
)
// snippet-end:[retry.swift.configure]
} catch {
print("Error: Unable to create configuration")
dump(error)
exit(1)
do {
config = try await S3Client.S3ClientConfiguration()
} catch {
print("Error: Unable to configure Amazon S3.")
dump(error)
return
}
}

// Create an Amazon S3 client using the configuration created above.
Expand All @@ -52,9 +58,9 @@ struct RetryExample {
print("\(bucket.name ?? "<unknown>")")
}
} catch {
print("Error: Unable to get list of buckets")
print("Error: Unable to get a list of buckets.")
dump(error)
exit(2)
return
}
}
}
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