Github user jfrazee commented on a diff in the pull request:
https://github.com/apache/nifi/pull/1969#discussion_r127808068
--- Diff:
nifi-nar-bundles/nifi-mongodb-bundle/nifi-mongodb-processors/src/main/java/org/apache/nifi/processors/mongodb/GetMongo.java
---
@@ -59,14 +59,21 @@
public static final Validator DOCUMENT_VALIDATOR = new Validator() {
@Override
public ValidationResult validate(final String subject, final
String value, final ValidationContext context) {
+ final ValidationResult.Builder builder = new
ValidationResult.Builder();
+ builder.subject(subject).input(value);
+
+ if (context.isExpressionLanguageSupported(subject) &&
context.isExpressionLanguagePresent(value)) {
+ return builder.valid(true).explanation("Contains
Expression Language").build();
+ }
+
String reason = null;
try {
Document.parse(value);
} catch (final RuntimeException e) {
reason = e.getClass().getName();
--- End diff --
Seems like this should be `e.getMessage()` or `get.getClass().getName() +
": " + e.getMessage()` if you want the underlying exception class.
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