package Ġapp . configuration Ċ Ċ import Ġapp . batch . Job Completion Notification Listener Ċ import Ġapp . domain . De crypted Stream Ċ import Ġapp . domain . Encrypted Stream Ċ import Ġorg . springframework . batch . core . Step Ċ import Ġorg . springframework . batch . core . configuration . annotation . Enable Batch Processing Ċ import Ġorg . springframework . batch . core . configuration . annotation . Job BuilderFactory Ċ import Ġorg . springframework . batch . core . configuration . annotation . Step BuilderFactory Ċ import Ġorg . springframework . batch . core . launch . support . Run Id Increment er Ċ import Ġorg . springframework . batch . item . Item Processor Ċ import Ġorg . springframework . batch . item . Item Reader Ċ import Ġorg . springframework . batch . item . Item Writer Ċ import Ġorg . springframework . batch . item . support . Composite Item Processor Ċ import Ġorg . springframework . beans . factory . annotation . Autowired Ċ import Ġorg . springframework . beans . factory . annotation . Qualifier Ċ import Ġorg . springframework . beans . factory . annotation . Value Ċ import Ġorg . springframework . context . annotation . Bean Ċ import Ġorg . springframework . context . annotation . Configuration Ċ import Ġorg . springframework . context . annotation . Profile Ċ import Ġorg . springframework . core . task . Simple AsyncTask Executor Ċ import Ġorg . springframework . core . task . Task Executor Ċ import Ġorg . springframework . retry . policy . Simple Retry Policy Ċ import Ġuk . gov . d wp . data works . logging . Data works Logger Ċ Ċ @ Configuration Ċ @ Enable Batch Processing Ċ @ Profile (" batch Run ") Ċ class ĠJob Configuration Ġ{ ĊĊĠĠĠ Ġ@ Bean ĊĠĠĠ Ġfun Ġimport User Job ( listener : ĠJob Completion Notification Listener , Ġstep : ĠStep ) Ġ= ĊĠĠĠĠĠĠĠ Ġjob BuilderFactory . get (" snapshot Sender Job ") ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. increment er ( Run Id Increment er ()) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. listener ( listener ) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. flow ( step ) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. end () ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. build () ĊĊĠĠĠ Ġ@ Bean ĊĠĠĠ Ġfun Ġstep () Ġ= Ġstep BuilderFactory . get (" step ") ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. chunk < Encrypted Stream , ĠDecrypt ed Stream >( chunk Size . toInt ()) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. reader ( item Reader ) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. processor ( item Processor ()) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. writer ( item Writer ) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. fault T oler ant () ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. retry ( Exception :: class . java ) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. retry Policy ( Simple Retry Policy (). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠĠĠĠĠ Ġmax Attempts Ġ= Ġmax Retries . toInt () ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ}) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. task Executor ( task Executor ()) ĊĠĠĠĠĠĠĠĠĠĠĠ Ġ. build () ĊĊĠĠĠ Ġ@ Bean ĊĠĠĠ Ġfun Ġtask Executor (): ĠTask Executor Ġ{ ĊĠĠĠĠĠĠĠ Ġlogger . info (" Task Ġexecutor Ġthread Ġcount ", Ġ" thread _ count " Ġto Ġthread Count ) ĊĠĠĠĠĠĠĠ Ġreturn ĠSimple AsyncTask Executor (" snapshot _ sender "). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġconcurrency Limit Ġ= ĠInteger . parseInt ( thread Count ) ĊĠĠĠĠĠĠĠ Ġ} ĊĠĠĠ Ġ} ĊĠĠĠ Ġfun Ġitem Processor (): ĠItem Processor < Encrypted Stream , ĠDecrypt ed Stream > Ġ= ĊĠĠĠĠĠĠĠ ĠComposite Item Processor < Encrypted Stream , ĠDecrypt ed Stream >(). apply Ġ{ ĊĠĠĠĠĠĠĠĠĠĠĠ Ġset Deleg ates ( listOf ( finished Filter Processor , Ġdata key Processor , Ġde cryption Processor )) ĊĠĠĠĠĠĠĠ Ġ} ĊĊĠĠĠ Ġ@ Value ("\ ${ thread . count : 1 0 }") ĊĠĠĠ Ġlateinit Ġvar Ġthread Count : ĠString ĊĊĠĠĠ Ġ@ Autowired ĊĠĠĠ Ġlateinit Ġvar Ġitem Reader : ĠItem Reader < Encrypted Stream > ĊĊĠĠĠ Ġ@ Autowired ĊĠĠĠ Ġ@ Qualifier (" filter ") ĊĠĠĠ Ġlateinit Ġvar Ġfinished Filter Processor : ĠItem Processor < Encrypted Stream , ĠEn crypted Stream > ĊĊĠĠĠ Ġ@ Autowired ĊĠĠĠ Ġ@ Qualifier (" data key ") ĊĠĠĠ Ġlateinit Ġvar Ġdata key Processor : ĠItem Processor < Encrypted Stream , ĠEn crypted Stream > ĊĊĠĠĠ Ġ@ Autowired ĊĠĠĠ Ġlateinit Ġvar Ġde cryption Processor : ĠItem Processor < Encrypted Stream , ĠDecrypt ed Stream > ĊĊĠĠĠ Ġ@ Autowired ĊĠĠĠ Ġlateinit Ġvar Ġitem Writer : ĠItem Writer < De crypted Stream > ĊĊĠĠĠ Ġ@ Autowired ĊĠĠĠ Ġlateinit Ġvar Ġjob BuilderFactory : ĠJob BuilderFactory ĊĊĠĠĠ Ġ@ Autowired ĊĠĠĠ Ġlateinit Ġvar Ġstep BuilderFactory : ĠStep BuilderFactory ĊĊĊĠĠĠ Ġ@ Value ("\ ${ s 3 . max . retries : 1 0 0 }") ĊĠĠĠ Ġprivate Ġlateinit Ġvar Ġmax Retries : ĠString ĊĊĠĠĠ Ġ@ Value ("\ ${ chunk . size : 1 }") ĊĠĠĠ Ġprivate Ġlateinit Ġvar Ġchunk Size : ĠString ĊĊĠĠĠ Ġcompanion Ġobject Ġ{ ĊĠĠĠĠĠĠĠ Ġval Ġlogger Ġ= ĠData works Logger . getLogger ( Job Configuration :: class . toString ()) ĊĠĠĠ Ġ} Ċ Ċ } Ċ