spacings fixes

[rene-ye]

cleaner code & logic

[codecov-io]

Codecov Report

Merging #14 into hashKeyChanges will decrease coverage by 0.04%.
The diff coverage is 100%.

@@                 Coverage Diff                  @@
##             hashKeyChanges      #14      +/-   ##
====================================================
- Coverage             48.56%   48.51%   -0.05%     
+ Complexity             2774     2771       -3     
====================================================
  Files                   116      116              
  Lines                 27349    27342       -7     
  Branches               4563     4562       -1     
====================================================
- Hits                  13283    13266      -17     
- Misses                11899    11913      +14     
+ Partials               2167     2163       -4

Flag	Coverage Δ	Complexity Δ
#JDBC42	48.05% <100%> (-0.06%)	2730 <2> (-1)
#JDBC43	48.43% <100%> (-0.01%)	2764 <2> (-2)

Impacted Files	Coverage Δ	Complexity Δ
.../microsoft/sqlserver/jdbc/SQLServerConnection.java	48.79% <100%> (-0.14%)	334 <2> (-1)
...m/microsoft/sqlserver/jdbc/SQLServerException.java	75% <0%> (-1.57%)	30% <0%> (-1%)
...om/microsoft/sqlserver/jdbc/SimpleInputStream.java	51.11% <0%> (-1.49%)	11% <0%> (-1%)
...rc/main/java/com/microsoft/sqlserver/jdbc/DDC.java	44.74% <0%> (-0.68%)	106% <0%> (-2%)
...rc/main/java/com/microsoft/sqlserver/jdbc/dtv.java	63.06% <0%> (-0.3%)	0% <0%> (ø)
...n/java/com/microsoft/sqlserver/jdbc/Parameter.java	62.55% <0%> (-0.21%)	64% <0%> (ø)
...in/java/com/microsoft/sqlserver/jdbc/IOBuffer.java	53.17% <0%> (-0.07%)	0% <0%> (ø)
...om/microsoft/sqlserver/jdbc/SQLServerBulkCopy.java	53.23% <0%> (+0.06%)	262% <0%> (+1%)	⬆️
...ncurrentlinkedhashmap/ConcurrentLinkedHashMap.java	39% <0%> (+0.86%)	43% <0%> (+1%)	⬆️

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