[api] Refactor PublisherBytesSupplier.java

[frankfliu]

Description

Brief description of what this PR is about

• If this change is a backward incompatible change, why must this change be made?
• Interesting edge cases to note here

[codecov-commenter]

Codecov Report

Attention: 1375 lines in your changes are missing coverage. Please review.

Comparison is base (bb5073f) 72.08% compared to head (e9ec92b) 72.27%.
Report is 903 commits behind head on master.

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Additional details and impacted files

@@             Coverage Diff              @@
##             master    #2831      +/-   ##
============================================
+ Coverage     72.08%   72.27%   +0.18%     
- Complexity     5126     7142    +2016     
============================================
  Files           473      708     +235     
  Lines         21970    31873    +9903     
  Branches       2351     3313     +962     
============================================
+ Hits          15838    23036    +7198     
- Misses         4925     7258    +2333     
- Partials       1207     1579     +372     

Files	Coverage Δ
...ava/ai/djl/inference/streaming/StreamingBlock.java	100.00% <100.00%> (ø)
api/src/main/java/ai/djl/metric/Dimension.java	100.00% <100.00%> (ø)
api/src/main/java/ai/djl/metric/Unit.java	100.00% <100.00%> (ø)
api/src/main/java/ai/djl/modality/audio/Audio.java	100.00% <100.00%> (ø)
api/src/main/java/ai/djl/modality/cv/Image.java	69.23% <ø> (-4.11%)	⬇️
...rc/main/java/ai/djl/modality/cv/MultiBoxPrior.java	76.00% <ø> (ø)
...ava/ai/djl/modality/cv/output/DetectedObjects.java	96.29% <100.00%> (+1.29%)	⬆️
...rc/main/java/ai/djl/modality/cv/output/Joints.java	71.42% <100.00%> (ø)
.../main/java/ai/djl/modality/cv/output/Landmark.java	100.00% <ø> (ø)
...i/djl/modality/cv/transform/RandomResizedCrop.java	94.11% <100.00%> (+5.22%)	⬆️
... and 225 more

... and 385 files with indirect coverage changes

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