Shortest path to high-performance • Presentation: Jackson Performance • https://github.com/FasterXML/jackson-docs/ wiki/Presentation:-Jackson-Performance • Jackson Best Practices: Performance • http://wiki.fasterxml.com/ JacksonBestPracticesPerformance
5. Streaming API Λར༻͢Δ • POJO to and from JSON ɺͲ͏ૡ͍ͯॏ͍ ॲཧͰ͋Δ͜ͱʹมΘΒͳ͍ • POJO ͷΦϒδΣΫτੜ͠ͳ͘ͱɺ Streaming API Λ͑ JSON ύʔεͰ͖Δ • Streaming API ͰతͷॲཧΛ࣮͢Δͷେม ͕ͩɺ໘ʹ͓͍ͯҰ൪ޮՌత❗
Conclusion • Jackson Ͱ POJO to and from JSON ͷγϦΞϥΠζɾσγϦΞ ϥΠζΛߴʹॲཧ͍ͨ͠ͷͰ͋Ε: • Jackson ͷΦϒδΣΫτ (ObjectMapper, ObjectReader ͳͲ) ੵۃతʹ࠶ར༻͠Α͏ • ͳΔ͘ InputStream ΦϒδΣΫτΛ Jackson ʹ༩͑ΔΑ͏ ʹ͠Α͏ • Afterburner ͏͜ͱΛݕ౼͠Α͏ • ͬͱΛՔ͍͗ͨͷͰ͋ΕɺStreaming API Λར༻͠Α͏