Avoid expensive pooling of json fieldnames. Works very bad with maps.....

1 files changed, 1 insertions, 1 deletions

diff --git a/vespa-hadoop/src/main/java/com/yahoo/vespa/hadoop/mapreduce/VespaSimpleJsonInputFormat.java b/vespa-hadoop/src/main/java/com/yahoo/vespa/hadoop/mapreduce/VespaSimpleJsonInputFormat.java
index d7bdc592fd5..bd013362d67 100644
--- a/vespa-hadoop/src/main/java/com/yahoo/vespa/hadoop/mapreduce/VespaSimpleJsonInputFormat.java
+++ b/vespa-hadoop/src/main/java/com/yahoo/vespa/hadoop/mapreduce/VespaSimpleJsonInputFormat.java
@@ -54,7 +54,7 @@ public class VespaSimpleJsonInputFormat extends FileInputFormat<Text, NullWritab
 
             remaining = fileSplit.getLength();
 
-            JsonFactory factory = new JsonFactory();
+            JsonFactory factory = new JsonFactory().disable(JsonFactory.Feature.CANONICALIZE_FIELD_NAMES);
             parser = factory.createParser(new BufferedInputStream(stream));
             parser.setCodec(new ObjectMapper());
             parser.nextToken();