Spring Boot/Spring Batch 목표 아키텍처 정의 (BAIS-SPRING-ARC-001)

.forge/BAIS-SPRING-ARC-001-attempt-1.md

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+# BAIS-SPRING-ARC-001-attempt-1
+
+Forge 이슈 작업 브랜치 `forge/BAIS-SPRING-ARC-001-attempt-1`.

src/main/java/com/example/demo/config/TransactionPolicyConfig.java

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+package com.example.demo.config;
+
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.transaction.annotation.EnableTransactionManagement;
+
+@Configuration
+@EnableTransactionManagement
+public class TransactionPolicyConfig {
+    @Bean
+    public PlatformTransactionManager transactionManager(EntityManagerFactory entityManagerFactory) {
+        return new JpaTransactionManager(entityManagerFactory);
+    }
+}

src/main/java/com/example/demo/controller/TransactionController.java

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+package com.example.demo.controller;
+
+import org.springframework.web.bind.annotation.*;
+import com.example.demo.service.TransactionService;
+import com.example.demo.dto.TransactionDTO;
+
+@RestController
+@RequestMapping("/api/transactions")
+public class TransactionController {
+    private final TransactionService transactionService;
+
+    public TransactionController(TransactionService transactionService) {
+        this.transactionService = transactionService;
+    }
+
+    @PostMapping
+    public void createTransaction(@RequestBody TransactionDTO transactionDTO) {
+        transactionService.processTransaction(transactionDTO);
+    }
+}

src/main/java/com/example/demo/dto/TransactionDTO.java

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+package com.example.demo.dto;
+
+public class TransactionDTO {
+    private Long id;
+    private Double amount;
+    private String description;
+
+    // Getters and Setters
+}

src/main/java/com/example/demo/error/ErrorResponse.java

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+package com.example.demo.error;
+
+public class ErrorResponse {
+    private String message;
+    private int status;
+
+    public ErrorResponse(String message, int status) {
+        this.message = message;
+        this.status = status;
+    }
+
+    // Getters
+}

src/main/java/com/example/demo/job/TransactionJobConfig.java

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+package com.example.demo.job;
+
+import org.springframework.batch.core.Job;
+import org.springframework.batch.core.Step;
+import org.springframework.batch.core.configuration.annotation.EnableBatchProcessing;
+import org.springframework.batch.core.configuration.annotation.JobBuilderFactory;
+import org.springframework.batch.core.configuration.annotation.StepBuilderFactory;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+@EnableBatchProcessing
+public class TransactionJobConfig {
+    private final JobBuilderFactory jobBuilderFactory;
+    private final StepBuilderFactory stepBuilderFactory;
+
+    public TransactionJobConfig(JobBuilderFactory jobBuilderFactory, StepBuilderFactory stepBuilderFactory) {
+        this.jobBuilderFactory = jobBuilderFactory;
+        this.stepBuilderFactory = stepBuilderFactory;
+    }
+
+    @Bean
+    public Job transactionJob() {
+        return jobBuilderFactory.get("transactionJob")
+                .start(transactionStep())
+                .build();
+    }
+
+    @Bean
+    public Step transactionStep() {
+        return stepBuilderFactory.get("transactionStep")
+                .tasklet((contribution, chunkContext) -> {
+                    // 배치 작업 로직
+                    return null;
+                })
+                .build();
+    }
+}

src/main/java/com/example/demo/repository/TransactionRepository.java

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+package com.example.demo.repository;
+
+import org.springframework.data.jpa.repository.JpaRepository;
+import com.example.demo.model.Transaction;
+
+public interface TransactionRepository extends JpaRepository<Transaction, Long> {
+}

src/main/java/com/example/demo/service/TransactionService.java

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+package com.example.demo.service;
+
+import org.springframework.stereotype.Service;
+import com.example.demo.dto.TransactionDTO;
+
+@Service
+public class TransactionService {
+    public void processTransaction(TransactionDTO transactionDTO) {
+        // 거래 처리 로직
+    }
+}