protect no-arg constructor
Project: http://git-wip-us.apache.org/repos/asf/incubator-streams/repo Commit: http://git-wip-us.apache.org/repos/asf/incubator-streams/commit/624d3e1f Tree: http://git-wip-us.apache.org/repos/asf/incubator-streams/tree/624d3e1f Diff: http://git-wip-us.apache.org/repos/asf/incubator-streams/diff/624d3e1f Branch: refs/heads/asf-master Commit: 624d3e1fe72a51302ee4f05cecf1a74eb9808555 Parents: f471d78 Author: sblackmon <sblack...@apache.org> Authored: Tue Feb 17 16:01:04 2015 -0600 Committer: sblackmon <sblack...@apache.org> Committed: Tue Feb 17 16:01:04 2015 -0600 ---------------------------------------------------------------------- .../org/apache/streams/jackson/StreamsJacksonMapper.java | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) ---------------------------------------------------------------------- http://git-wip-us.apache.org/repos/asf/incubator-streams/blob/624d3e1f/streams-pojo/src/main/java/org/apache/streams/jackson/StreamsJacksonMapper.java ---------------------------------------------------------------------- diff --git a/streams-pojo/src/main/java/org/apache/streams/jackson/StreamsJacksonMapper.java b/streams-pojo/src/main/java/org/apache/streams/jackson/StreamsJacksonMapper.java index f5eace1..30b5615 100644 --- a/streams-pojo/src/main/java/org/apache/streams/jackson/StreamsJacksonMapper.java +++ b/streams-pojo/src/main/java/org/apache/streams/jackson/StreamsJacksonMapper.java @@ -58,7 +58,13 @@ public class StreamsJacksonMapper extends ObjectMapper { } - public StreamsJacksonMapper() { + /* + Use getInstance to get a globally shared thread-safe ObjectMapper, + rather than call this constructor. Reflection-based resolution of + date-time formats across all modules can be slow and should only happen + once per JVM. + */ + protected StreamsJacksonMapper() { super(); registerModule(new StreamsJacksonModule()); configure();
