MaxGekk commented on code in PR #39305:
URL: https://github.com/apache/spark/pull/39305#discussion_r1060068593
##########
core/src/main/resources/error/error-classes.json:
##########
@@ -1062,6 +1062,11 @@
"Failed to set original permission <permission> back to the created
path: <path>. Exception: <message>"
]
},
+ "ROOT_CONVERTER_RETURNS_NULL" : {
Review Comment:
This error class is pretty specific to JSON parser. Let's add the `JSON`
word to the name. For example, `INVALID_JSON_ROOT_FIELD`
##########
core/src/main/resources/error/error-classes.json:
##########
@@ -1062,6 +1062,11 @@
"Failed to set original permission <permission> back to the created
path: <path>. Exception: <message>"
]
},
+ "ROOT_CONVERTER_RETURNS_NULL" : {
+ "message" : [
+ "Root converter returns null"
Review Comment:
```suggestion
"Cannot convert JSON root field to target Spark type."
```
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