Upgrade Java version to 21 on iteration 2

[yoshakit]

Java Version Upgrade - Code Transformation Summary 🚀

Executive Summary 📋

A successful code transformation was performed using the QCT engine to upgrade multiple Spring and utility dependencies. The transformation showed high confidence scores with minimal risk. The primary focus was on modernizing the Spring Boot ecosystem and associated dependencies.

Next Steps ⏭️

• ✅ Review upgraded dependencies, especially LATEST versions
• ✅ Perform comprehensive testing of the upgraded application
• ✅ Deploy to staging environment for validation
• ✅ Schedule production deployment
• ✅ Update documentation to reflect new versions

Key Metrics 📊

• 🔄 Total files changed: 17
• 📝 Lines of code modified: 38
• 📦 Dependencies affected: 20
• ⏱️ Transform duration: 22 minutes
• 💪 Confidence score: High

Build Summary 🏗️

• Status: ✅ SUCCESS
• Time saved: 0 minutes
• Framework: Java
• Transform engine: QCT

Dependencies 📚

Added 📥

• jakarta.servlet:jakarta.servlet-api (LATEST)

Removed 📤

No dependencies were removed

Upgraded ⬆️

• org.springframework.boot:spring-boot-starter-parent (1.2.3.RELEASE → 3.4.5)
• Multiple Spring Framework upgrades to LATEST:
  • spring-test, spring-beans, spring-context
  • spring-context-support, spring-webmvc
  • spring-web, spring-aop, spring-core
  • spring-expression
• Spring Boot starters to LATEST:
  • spring-boot-starter-web
  • spring-boot-starter-actuator
  • spring-boot-starter-test
• Other upgrades:
  • com.google.guava:guava (18.0 → 23.0)
  • commons-io:commons-io (2.4 → 2.19.0)
  • commons-codec:commons-codec (1.10 → LATEST)
  • cglib:cglib-nodep (3.1 → 3.3.0)
  • org.codehaus.groovy:groovy-all (2.4.3 → LATEST)
  • org.apache.maven.plugins:maven-compiler-plugin (3.0 → LATEST)

Code Changes 💻

Changed files were primarily in the following categories:

• Controller classes
• File handling components
• Configuration files
• Test classes
• Build artifacts

Note: Most changes were in compiled (.class) files within the target directory