Re-introduce Retry logic for prepared statement caching - JRE 7 branch

[cheenamalhotra]

No description provided.

[codecov-io]

Codecov Report

Merging #620 into RTW-V6.4.0.jre7 will decrease coverage by 0.04%.
The diff coverage is 67.88%.

@@                  Coverage Diff                  @@
##             RTW-V6.4.0.jre7     #620      +/-   ##
=====================================================
- Coverage              46.47%   46.43%   -0.05%     
- Complexity              2211     2215       +4     
=====================================================
  Files                    108      108              
  Lines                  25343    25343              
  Branches                4178     4181       +3     
=====================================================
- Hits                   11779    11768      -11     
- Misses                 11542    11544       +2     
- Partials                2022     2031       +9

Flag	Coverage Δ	Complexity Δ
#JDBC41	46.28% <67.88%> (+0.05%)	2205 <15> (+4)	⬆️
#JDBC42	46.3% <67.88%> (-0.05%)	2211 <15> (+4)

Impacted Files	Coverage Δ	Complexity Δ
...t/sqlserver/jdbc/SQLServerConnectionPoolProxy.java	14.65% <ø> (-0.45%)	14 <0> (ø)
.../microsoft/sqlserver/jdbc/SQLServerDataSource.java	45.5% <0%> (-0.49%)	66 <0> (ø)
...m/microsoft/sqlserver/jdbc/SQLServerStatement.java	59.47% <100%> (-0.19%)	131 <0> (-2)
.../com/microsoft/sqlserver/jdbc/SQLServerDriver.java	77% <100%> (ø)	25 <0> (ø)	⬇️
...oft/sqlserver/jdbc/SQLServerPreparedStatement.java	50.4% <64.55%> (-0.96%)	155 <2> (-5)
.../microsoft/sqlserver/jdbc/SQLServerConnection.java	45.96% <87.5%> (+0.15%)	287 <13> (+9)	⬆️
...om/microsoft/sqlserver/jdbc/SimpleInputStream.java	51.11% <0%> (-1.49%)	11% <0%> (-1%)
...rc/main/java/com/microsoft/sqlserver/jdbc/DDC.java	43.34% <0%> (-0.91%)	104% <0%> (+1%)
...ooglecode/concurrentlinkedhashmap/LinkedDeque.java	27.69% <0%> (-0.77%)	19% <0%> (-1%)
...c/main/java/com/microsoft/sqlserver/jdbc/Util.java	60.88% <0%> (-0.45%)	87% <0%> (-1%)
... and 10 more

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