support user-defined object metadata

[Robothy]

https://docs.aws.amazon.com/AmazonS3/latest/userguide/UsingMetadata.html#UserMetadata

[codecov]

Codecov Report

Merging #59 (6f075b8) into master (0842f5f) will increase coverage by 0.00%.
The diff coverage is 85.29%.

@@            Coverage Diff            @@
##             master      #59   +/-   ##
=========================================
  Coverage     85.15%   85.15%           
- Complexity      737      747   +10     
=========================================
  Files           173      173           
  Lines          2742     2776   +34     
  Branches        155      157    +2     
=========================================
+ Hits           2335     2364   +29     
- Misses          326      329    +3     
- Partials         81       83    +2     

Impacted Files	Coverage Δ
.../com/robothy/s3/rest/constants/AmzHeaderNames.java	0.00% <ø> (ø)
.../robothy/s3/rest/assertions/RequestAssertions.java	50.00% <25.00%> (-4.55%)	⬇️
.../com/robothy/s3/core/service/PutObjectService.java	94.73% <71.42%> (-5.27%)	⬇️
...om/robothy/s3/core/model/answers/GetObjectAns.java	100.00% <100.00%> (ø)
...3/core/model/internal/VersionedObjectMetadata.java	88.88% <100.00%> (+1.38%)	⬆️
...obothy/s3/core/model/request/PutObjectOptions.java	85.71% <100.00%> (+2.38%)	⬆️
...com/robothy/s3/core/service/CopyObjectService.java	100.00% <100.00%> (ø)
.../com/robothy/s3/core/service/GetObjectService.java	100.00% <100.00%> (ø)
...m/robothy/s3/rest/handler/GetObjectController.java	84.61% <100.00%> (+2.00%)	⬆️
.../robothy/s3/rest/handler/HeadObjectController.java	91.30% <100.00%> (+0.82%)	⬆️
... and 2 more

[sonatype-lift]

UnnecessarilyFullyQualified: This fully qualified name is unambiguous to the compiler if imported.

---

Suggested change

	private Map<String, String> userMetadata;
	SuppressWarnings

❗❗ 2 similar findings have been found in this PR

🔎 Expand here to view all instances of this finding

File Path	Line Number
local-s3-core/src/main/java/com/robothy/s3/core/model/request/PutObjectOptions.java	24
local-s3-core/src/main/java/com/robothy/s3/core/model/internal/VersionedObjectMetadata.java	34

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---

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[sonatype-lift]

🛠 Lift Auto-fix

Some of the Lift findings in this PR can be automatically fixed. You can download and apply these changes in your local project directory of your branch to review the suggestions before committing.¹

# Download the patch
curl https://lift.sonatype.com/api/patch/github.com/Robothy/local-s3/59.diff -o lift-autofixes.diff

# Apply the patch with git
git apply lift-autofixes.diff

# Review the changes
git diff

Want it all in a single command? Open a terminal in your project's directory and copy and paste the following command:

curl https://lift.sonatype.com/api/patch/github.com/Robothy/local-s3/59.diff | git apply

Once you're satisfied, commit and push your changes in your project.

Footnotes

1. You can preview the patch by opening the patch URL in the browser. ↩