'addAll()' call can be replaced with parametrized constructor call

Condition `picadf != null` is always `true` when reached

Condition `this.defaultRecordType == null` is always `false`

Condition `!versionSpecificSubfieldsMap.isEmpty()` is always `true`

Condition `path != null` is always `true`

Dereference of `codes` may produce `NullPointerException`

The call to 'substring' always fails as an argument is out of bounds

Condition `value instanceof List` is redundant and can be replaced with a null check

Method invocation `getLabel` may produce `NullPointerException`

Method invocation `getValue` may produce `NullPointerException`

Argument `PicaMarcCrosswalkReader.class.getResourceAsStream("/pica/pica-marc.tsv")` might be null

Method invocation `getFile` may produce `NullPointerException`

Argument `actual` might be null

Argument `classLoader.getResourceAsStream(fileName)` might be null

Method invocation `getValue` may produce `NullPointerException`

Variable is already assigned to this value

Variable is already assigned to this value

`if` statement has empty body

`if` statement has empty body