Fix field extractor semantics when no param is given

relates #605 (cherry picked from commit 027d1d2)
elastic · Jan 16, 2016 · c43ceaa · c43ceaa
1 parent 9807b48
commit c43ceaa
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/mr/src/main/java/org/elasticsearch/hadoop/serialization/field/ConstantFieldExtractor.java b/mr/src/main/java/org/elasticsearch/hadoop/serialization/field/ConstantFieldExtractor.java
@@ -30,7 +30,7 @@ public class ConstantFieldExtractor implements FieldExtractor, SettingsAware {
 
     @Override
     public final Object field(Object target) {
-        return (value != null ? value : extractField(target));
+        return (value != null ? value : (fieldNames == null || fieldNames.isEmpty() ? NOT_FOUND : extractField(target)));
     }
 
     protected Object extractField(Object target) {