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Spring Batchの紹介
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yutachaos
April 12, 2018
Technology
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280
Spring Batchの紹介
2018.4.11 社内勉強会で発表した
Spring Batch実行環境のスライド
yutachaos
April 12, 2018
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Transcript
Spring Batch ղઆ 2018/4/11 ଜ༐ଠ
AGENDA • Spring Batchͱ • Ϣʔεέʔε • ΞʔΩςΫνϟ • ·ͱΊɹ
Spring Batchͱ • Java • Spring ProjectͷBatch͚ͷϑϨʔϜϫʔΫ • SpringͷDIίϯςφɺAOPɺτϥϯβΫγϣϯػೳΛϕʔεʹ࡞ ͞Ε͍ͯΔ
ϩΰ
SpringΛCOREͱͨ͠ɺJavaͷEnterprise͚ͷιϑτΣΞ Spring Projectͱ • Spring Boot • Spring Batch •
Spring Framework • Spring Cloud • Spring Shell • Spring Social • Spring LADP • ɾɾɾetc ͍ͬͺ͍͋Γ·͢ɻ
Ϣʔεέʔε • େྔσʔλͷBatchॲཧ • ༷ʑͳϦιʔεʹରԠ • DB, S3, http(s), fileͳͲSpringͷResourceLoaderͷࢿ࢈͕͑Δ
• ܗࣜ • CSV, TSV, json ,DBͳͲΛmappingͯ͠ϑΝΠϧʹಡΈࠐΈରԠՄ ೳ
Spring Batch ΞʔΩςΫνϟ
Spring Batch ղઆ 1 • JobશମͷྲྀΕJobRepository͕ཧ • Job͕1ͭͷେ͖ͳॲཧΛཧ • StepͷॲཧݻఆׂɺಈతʹՄมׂͷ୯ҐͰฒߦॲཧΛߦ͏
͜ͱ͕ग़དྷΔɻ
Spring Batch StepΞʔΩςΫνϟ(Chunk)
Spring Batch StepΞʔΩςΫνϟ(Tasklet)
Spring Batch ղઆ 2 • ॲཧϞσϧ • Chunk • Ұఆ݅ͷσʔλ͝ͱʹ·ͱΊͯͷread(ಡΈࠐΈ)ɺprocess(Ճ)ɺ
write(ॻ͖ࠐΈ)ͷྲྀΕͰॲཧ͢ΔํࣜɻॲཧͷྲྀΕΛఆܕԽ͠ɺ Ұ෦Λ ࣮͢Δ͚ͩͰδϣϒ͕࣮Ͱ͖Δɻ • Tasklet • ࣗ༝ʹॲཧΛهड़͢ΔํࣜͰ͋ΔɻSQLΛ1ճൃߦ͢Δ͚ͩɺίϚϯυΛ ൃߦ͢Δ͚ͩɺͱ͍ͬͨ؆ૉͳέʔε ෳͷσʔλϕʔεϑΝΠϧʹ ΞΫηε͠ͳ͕Βॲཧ͢ΔΑ͏ͳෳࡶͰఆܕԽ͠ʹ͍͘έʔεͰ༻͍Δɻ
KFCͷ߹ Spring Batch ར༻ྫ • େ͖͚ͯ͘ɺ2ͭͷॲཧ • ूܭ͞ΕͨσʔλΛϚΠϧσʔλͷDBʹInsert͢Δ (ॲཧ1) •
ूܭ͞ΕͨσʔλΛར༻ͯ͠ɺpush௨ͷͨΊͷAPI callͱΞϓϦ ଆͷDBͷߋ৽ (ॲཧ2) • ࣮ߦํ๏ • JenkinsΛJob Schedulerʹར༻͠ɺίϚϯυϥΠϯͰ࣮ߦ
·ͱΊ • σϝϦοτ • JavaɺSpringͷ͕ࣝඞཁ • Springࣗମͷίʔυϕʔε͕େͳͷͰɺSpringͷ෦·ͰೖΓࠐΜ ͩʹରԠͮ͠Β͍ɻ • ϝϦοτ
• Springͷࢿ࢈͕ར༻ग़དྷΔͷͰɺใ͕ଟ͍ɻ • ࠶࣮ߦɺฒྻॲཧɺޭɾࣦഊͳͲͷॲཧϑϩʔ͕طʹFWʹؚ·Εͯ ͍ΔͷͰɺ৺͢Δ͜ͱ͕গͳͯ͘ࡁΉ
͓ΘΓ
• ࢀߟจݙ • Macchinetta Batch Framework Development Guideline • TERASOLUNA
Batch Framework for Java (5.x) Development Guideline • 20170525 jsug όονຯ͕ͩʹཱͭ • https://www.slideshare.net/HasegawaDanna1/20170525-jsug