MBA-309: Migrate banking application from Java 8 to Java 11 #51
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- Updated Java version from 1.8 to 11 in pom.xml - Upgraded Spring Boot from 2.1.4.RELEASE to 2.7.18 - Replaced Springfox Swagger dependencies with SpringDoc OpenAPI 1.6.15 - Migrated Swagger annotations to OpenAPI 3.0 in controllers - Updated ApplicationConfig to use SpringDoc OpenAPI configuration - Migrated JUnit 4 tests to JUnit 5 (Jupiter) - Updated README.md with Java 11 requirements and new Swagger URL All tests pass and application starts successfully on Java 11. Co-Authored-By: Anke Hao <anke.hao@windsurf.com>
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Summary
This PR completes the migration of the Spring Boot banking application from Java 8 to Java 11 as specified in JIRA ticket MBA-309.
Changes Made
1. Java Version Update
java.versionfrom1.8to11inpom.xml2. Spring Boot Upgrade
2.1.4.RELEASEto2.7.183. Swagger/OpenAPI Migration
springfox-swagger2andspringfox-swagger-ui)springdoc-openapi-uiversion1.6.15)@Api→@Tag@ApiOperation→@Operation@ApiResponsewithcode→@ApiResponsewithresponseCodeApplicationConfig.javato use SpringDoc OpenAPI configuration/swagger-ui.htmlto/swagger-ui/index.html4. Test Framework Update
@RunWith(SpringRunner.class)annotation (no longer needed with@SpringBootTest)org.junit.jupiter.api.Test5. Documentation Updates
README.mdto reflect Java 11 requirementsTesting & Verification
✅ Build: Application compiles successfully with
mvn clean install✅ Tests: All tests pass with JUnit 5
✅ Runtime: Application starts successfully on Java 11
✅ Endpoints: REST API endpoints verified and working
✅ Swagger: OpenAPI documentation accessible at new URL
✅ H2 Console: Database console functional
Migration Notes
JIRA Reference
Ticket: MBA-309
Link to Devin run: https://app.devin.ai/sessions/5293aa17843e40c1b00c9750cdca4f47
Requested by: Anke Hao (anke.hao@windsurf.com) / @ankehao-dev