Update s3 java example#391

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update-s3-java-example

Sep 12, 2022

Commits on Sep 7, 2022

Upgraded the s3-java sample to use the latest dependency versions, most notably the AWS SDK for Java 2.x.
yualexan
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Refactor the code into logical function blocks for increased readability and abstraction.
yualexan
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Commits on Sep 9, 2022

Address comments from @mwunderl
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