[ISSUE#4508] Add unit test for SpringSourceConnector.

[yanrongzhen]

Fixes #4508 .

Modifications

• Add unit test for SpringSourceConnector.
• Resolve dependency confilct.

[codecov]

Codecov Report

Merging #4509 (b3d4fc5) into master (f046a2e) will increase coverage by 0.56%.
Report is 2 commits behind head on master.
The diff coverage is 66.07%.

❗ Current head b3d4fc5 differs from pull request most recent head 5242af3. Consider uploading reports for the commit 5242af3 to get more accurate results

@@             Coverage Diff              @@
##             master    #4509      +/-   ##
============================================
+ Coverage     15.34%   15.90%   +0.56%     
- Complexity     1454     1541      +87     
============================================
  Files           694      727      +33     
  Lines         28372    28861     +489     
  Branches       2685     2728      +43     
============================================
+ Hits           4354     4591     +237     
- Misses        23572    23788     +216     
- Partials        446      482      +36     

Files	Coverage Δ
...mesh/common/filter/condition/PrefixxCondition.java	100.00% <100.00%> (ø)
...sh/common/filter/condition/SpecifiedCondition.java	100.00% <100.00%> (ø)
...tmesh/common/filter/condition/SuffixCondition.java	100.00% <100.00%> (ø)
...ventmesh/common/transform/ConstantTransformer.java	100.00% <100.00%> (ø)
...ventmesh/common/transform/OriginalTransformer.java	100.00% <100.00%> (ø)
...ventmesh/common/transform/TemplateTransformer.java	100.00% <100.00%> (ø)
...he/eventmesh/common/transform/TransformerType.java	100.00% <100.00%> (ø)
...tmesh/common/filter/condition/ExistsCondition.java	75.00% <75.00%> (ø)
...rg/apache/eventmesh/common/transform/Variable.java	75.00% <75.00%> (ø)
...g/apache/eventmesh/common/filter/PatternEntry.java	85.71% <85.71%> (ø)
... and 9 more

... and 26 files with indirect coverage changes

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[Pil0tXia]

LGTM