Improve batch2 error handling

[jamesagnew]

No description provided.

[codecov]

Codecov Report

Merging #3482 (cae6e62) into master (625ed93) will decrease coverage by 0.00%.
The diff coverage is 78.94%.

@@             Coverage Diff              @@
##             master    #3482      +/-   ##
============================================
- Coverage     83.01%   83.00%   -0.01%     
- Complexity    20992    21001       +9     
============================================
  Files          1406     1406              
  Lines         75521    75565      +44     
  Branches      11255    11261       +6     
============================================
+ Hits          62690    62726      +36     
- Misses         8514     8516       +2     
- Partials       4317     4323       +6     

Impacted Files	Coverage Δ
...a/ca/uhn/fhir/jpa/dao/BaseHapiFhirResourceDao.java	92.20% <ø> (ø)
...n/fhir/jpa/dao/predicate/BasePredicateBuilder.java	49.35% <0.00%> (ø)
...r/jpa/migrate/tasks/HapiFhirJpaMigrationTasks.java	98.16% <0.00%> (ø)
...hn/fhir/jpa/dao/index/DaoResourceLinkResolver.java	83.33% <36.84%> (-8.41%)	⬇️
...ca/uhn/fhir/jpa/sp/SearchParamPresenceSvcImpl.java	97.87% <94.73%> (-2.13%)	⬇️
...r/interceptor/executor/BaseInterceptorService.java	89.09% <100.00%> (+0.24%)	⬆️
...ava/ca/uhn/fhir/jpa/dao/BaseHapiFhirSystemDao.java	97.80% <100.00%> (+0.07%)	⬆️
...fhir/jpa/dao/expunge/ExpungeEverythingService.java	100.00% <100.00%> (ø)
.../predicate/SearchParamPresentPredicateBuilder.java	100.00% <100.00%> (ø)
...va/ca/uhn/fhir/jpa/model/entity/ResourceTable.java	89.91% <100.00%> (+0.13%)	⬆️
... and 8 more

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