KYLIN-4227: add segment build callback

[zhoukangcn]

see: https://issues.apache.org/jira/browse/KYLIN-4227

[asf-ci]

Can one of the admins verify this patch?

[asf-ci]

Can one of the admins verify this patch?

[codecov-io]

Codecov Report

Merging #1008 into master will decrease coverage by 0.01%. The diff coverage is 8.88%.

@@             Coverage Diff              @@
##             master    #1008      +/-   ##
============================================
- Coverage      25.5%   25.49%   -0.02%     
- Complexity     6177     6179       +2     
============================================
  Files          1416     1416              
  Lines         85967    86012      +45     
  Branches      12059    12062       +3     
============================================
- Hits          21927    21925       -2     
- Misses        61902    61947      +45     
- Partials       2138     2140       +2

Impacted Files	Coverage Δ	Complexity Δ
...ain/java/org/apache/kylin/engine/mr/CubingJob.java	1.59% <0%> (-0.27%)	2 <0> (ø)
...ava/org/apache/kylin/rest/service/CubeService.java	0% <0%> (ø)	0 <0> (ø)	:arrow_down:
...g/apache/kylin/rest/controller/CubeController.java	0% <0%> (ø)	0 <0> (ø)	:arrow_down:
...ain/java/org/apache/kylin/cube/model/CubeDesc.java	64.31% <100%> (+0.18%)	183 <2> (+2)	:arrow_up:
.../apache/kylin/cube/cuboid/TreeCuboidScheduler.java	63.84% <0%> (-2.31%)	0% <0%> (ø)
...rg/apache/kylin/cube/inmemcubing/MemDiskStore.java	69.3% <0%> (-0.92%)	7% <0%> (ø)

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[coveralls]

Pull Request Test Coverage Report for Build 5406

• 4 of 45 (8.89%) changed or added relevant lines in 4 files are covered.
• 8 unchanged lines in 3 files lost coverage.
• Overall coverage decreased (-0.01%) to 27.982%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
server-base/src/main/java/org/apache/kylin/rest/service/CubeService.java	0	5	0.0%
server-base/src/main/java/org/apache/kylin/rest/controller/CubeController.java	0	9	0.0%
engine-mr/src/main/java/org/apache/kylin/engine/mr/CubingJob.java	0	27	0.0%
<!--	Total:	4	45

Files with Coverage Reduction	New Missed Lines	%
engine-mr/src/main/java/org/apache/kylin/engine/mr/CubingJob.java	1	1.6%
core-cube/src/main/java/org/apache/kylin/cube/cuboid/TreeCuboidScheduler.java	2	68.46%
core-cube/src/main/java/org/apache/kylin/cube/inmemcubing/MemDiskStore.java	5	77.81%
<!--	Total:	8

Totals
Change from base Build 5401:	-0.01%
Covered Lines:	24068
Relevant Lines:	86012

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💛 - Coveralls

[zhoukangcn]

@nichunen Could you help to review this? Thank you