[Draft: Not for review] Changes to use Existing cassandra io for Bulk Cassandra Read

[VardhanThigle]

Overview

Changes to use Existing CassandraIO for Cassandra Bulk Read.

[codecov]

Codecov Report

Attention: Patch coverage is 93.00699% with 10 lines in your changes missing coverage. Please review.

Project coverage is 54.93%. Comparing base (f933ae9) to head (4139891).

Files with missing lines	Patch %	Lines
...apper/CassandraTableReaderFactoryExistingImpl.java	86.76%	4 Missing and 5 partials ⚠️
...der/io/cassandra/iowrapper/SSLOptionsProvider.java	80.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #2114      +/-   ##
============================================
+ Coverage     46.62%   54.93%   +8.31%     
+ Complexity     3953     1603    -2350     
============================================
  Files           867      406     -461     
  Lines         51567    21864   -29703     
  Branches       5399     2161    -3238     
============================================
- Hits          24043    12011   -12032     
+ Misses        25808     9151   -16657     
+ Partials       1716      702    -1014     

Components	Coverage Δ
spanner-templates	70.36% <93.00%> (+1.73%)	⬆️
spanner-import-export	∅ <ø> (∅)
spanner-live-forward-migration	77.51% <ø> (+0.02%)	⬆️
spanner-live-reverse-replication	78.45% <ø> (+0.02%)	⬆️
spanner-bulk-migration	87.79% <93.00%> (+0.12%)	⬆️

Files with missing lines	Coverage Δ
...ader/io/cassandra/iowrapper/CassandraDefaults.java	100.00% <100.00%> (ø)
...cassandra/iowrapper/CassandraIOWrapperFactory.java	100.00% <100.00%> (ø)
.../cassandra/iowrapper/CassandraIOWrapperHelper.java	100.00% <100.00%> (ø)
...der/io/cassandra/iowrapper/CassandraIoWrapper.java	100.00% <100.00%> (ø)
...a/rowmapper/CassandraSourceRowMapperFactoryFn.java	100.00% <100.00%> (ø)
...der/io/cassandra/iowrapper/SSLOptionsProvider.java	80.00% <80.00%> (ø)
...apper/CassandraTableReaderFactoryExistingImpl.java	86.76% <86.76%> (ø)

... and 484 files with indirect coverage changes