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fix/1043 empty array handling in filter expressions #1044

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fix/1043 empty array handling in filter expressions #1044

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9 changes: 8 additions & 1 deletion json-path/src/main/java/com/jayway/jsonpath/internal/filter/ValueNodes.java
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Original file line number Diff line number Diff line change
Expand Up @@ -678,7 +678,14 @@ public ValueNode evaluate(Predicate.PredicateContext ctx) {
try {
Configuration c = Configuration.builder().jsonProvider(ctx.configuration().jsonProvider()).options(Option.REQUIRE_PROPERTIES).build();
Object result = path.evaluate(ctx.item(), ctx.root(), c).getValue(false);
return result == JsonProvider.UNDEFINED ? FALSE : TRUE;
if (result == JsonProvider.UNDEFINED) {
return FALSE;
}
// If the result is an empty array, return FALSE for exists checks
if (ctx.configuration().jsonProvider().isArray(result) && ctx.configuration().jsonProvider().length(result) == 0) {
return FALSE;
}
return TRUE;
} catch (PathNotFoundException e) {
return FALSE;
}
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