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docs: document retry settings in sample #1214

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merged 2 commits into from May 26, 2021
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docs: document retry settings in sample #1214

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9cc5e23
docs: document retry settings in sample
olavloite May 26, 2021
c573c62
fix: change timeout values back to match doc
olavloite May 26, 2021
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9 changes: 9 additions & 0 deletions samples/snippets/src/main/java/com/example/spanner/CustomTimeoutAndRetrySettingsExample.java
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Expand Up @@ -53,14 +53,23 @@ static void executeSqlWithCustomTimeoutAndRetrySettings(
.setRetrySettings(
RetrySettings.newBuilder()
// Configure retry delay settings.
// The initial amount of time to wait before retrying the request.
.setInitialRetryDelay(Duration.ofMillis(500))
// The maximum amount of time to wait before retrying. I.e. after this value is
// reached, the wait time will not increase further by the multiplier.
.setMaxRetryDelay(Duration.ofSeconds(64))
// The previous wait time is multiplied by this multiplier to come up with the next
// wait time, until the max is reached.
.setRetryDelayMultiplier(1.5)

// Configure RPC and total timeout settings.
// Timeout for the first RPC call. Subsequent retries will be based off this value.
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.setInitialRpcTimeout(Duration.ofSeconds(60))
// The max for the per RPC timeout.
.setMaxRpcTimeout(Duration.ofSeconds(60))
// Controls the change of timeout for each retry.
.setRpcTimeoutMultiplier(1.0)
// The timeout for all calls (first call + all retries).
.setTotalTimeout(Duration.ofSeconds(60))
.build());
// Create a Spanner client using the custom retry and timeout settings.
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