This DynamoDB client is configured for real-time processing

RealTimeDynamo.java

/*
* This dynamodb configuration is for real-time processing, which avoids spending too much time trying to
* connect to dynamodb -- failing quickly with a ClientExecutionTimeout if dynamo cannot be reached within 1 second
*/
public final AmazonDynamoDB getDynamoDBForRealTimeProcessing() {
   return AmazonDynamoDBClientBuilder.standard()
           .withRegion(this.regions)
           .withClientConfiguration(new ClientConfiguration()
                   .withConnectionTimeout(500)
                   .withClientExecutionTimeout(1000)
                   // Allow as many retries as possible until the client execution timeout expires
                   .withMaxErrorRetry(Integer.MAX_VALUE))
           .build();
}