[improve][broker] PIP-192 Added LeastResourceUsageWithWeight broker assignment strategy to the load balancer extensions

[heesung-sn]

Master Issue: #16691

Motivation

We will start raising PRs to implement PIP-192, #16691

Modifications

This PR Added LeastResourceUsageWithWeight to the load balancer extensions and its unit test.

For the pip-192 project, this LeastResourceUsageWithWeight

• is a copy of the existing broker-bundle assignment strategy, org.apache.pulsar.broker.loadbalance.impl.LeastResourceUsageWithWeight.
• uses the load data from the load balancer extensions.

Verifying this change

• Make sure that the change passes the CI checks.

This change added tests and can be verified as follows:

• *Added unit tests for the new classes.

Does this pull request potentially affect one of the following parts:

If the box was checked, please highlight the changes

• Dependencies (add or upgrade a dependency)
• The public API
• The schema
• The default values of configurations
• The threading model
• The binary protocol
• The REST endpoints
• The admin CLI options
• Anything that affects deployment

Documentation

• doc
• doc-required
• doc-not-needed
• doc-complete

We will have separate PRs to update the Doc later.

Matching PR in forked repository

PR in forked repository: heesung-sn#17

[HQebupt]

LGTM

[codecov-commenter]

Codecov Report

Merging #18964 (bb752a3) into master (3011946) will decrease coverage by 1.45%.
The diff coverage is 0.00%.

@@             Coverage Diff              @@
##             master   #18964      +/-   ##
============================================
- Coverage     46.75%   45.29%   -1.46%     
- Complexity    10514    10899     +385     
============================================
  Files           703      772      +69     
  Lines         68858    74313    +5455     
  Branches       7383     7998     +615     
============================================
+ Hits          32193    33659    +1466     
- Misses        33065    36850    +3785     
- Partials       3600     3804     +204     

Flag	Coverage Δ
unittests	45.29% <0.00%> (-1.46%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
...ensions/strategy/LeastResourceUsageWithWeight.java	0.00% <0.00%> (ø)
.../pulsar/broker/service/SharedConsumerAssignor.java	3.70% <0.00%> (-74.08%)	⬇️
...apache/pulsar/broker/service/EntryAndMetadata.java	0.00% <0.00%> (-40.75%)	⬇️
...ar/broker/loadbalance/impl/BundleSplitterTask.java	54.00% <0.00%> (-26.00%)	⬇️
.../apache/pulsar/broker/loadbalance/LoadManager.java	61.11% <0.00%> (-16.67%)	⬇️
.../apache/pulsar/broker/admin/impl/PackagesBase.java	54.12% <0.00%> (-13.77%)	⬇️
...che/pulsar/broker/intercept/BrokerInterceptor.java	0.00% <0.00%> (-13.05%)	⬇️
...tent/NonPersistentDispatcherMultipleConsumers.java	40.74% <0.00%> (-12.35%)	⬇️
...apache/pulsar/broker/service/TopicListService.java	40.80% <0.00%> (-12.00%)	⬇️
...e/pulsar/broker/service/EntryBatchIndexesAcks.java	82.14% <0.00%> (-10.72%)	⬇️
... and 159 more