Upgrade Java version to 21 on iteration 3

[hu-jin-aws]

Java Version Upgrade - Code Transformation Summary 🚀

Executive Summary 📋

A successful automated code transformation was performed using OPENREWRITE_WITH_Q engine to upgrade the Java application's dependencies and framework versions. The transformation showed high confidence scores with minimal risk, primarily focusing on test framework modernization and dependency updates.

Next Steps ⏭️

• ✅ Review the updated test files for any manual adjustments needed
• ✅ Perform comprehensive integration testing
• ✅ Update documentation to reflect new dependency versions
• ✅ Deploy to staging environment for validation

Key Metrics 📊

• 🔄 Total files changed: 8
• 📝 Lines of code modified: 124
• 📦 Dependencies affected: 9
• ⏱️ Estimated time saved: 47 minutes
• ⚡ Transform duration: 2 minutes

Build Summary 🏗️

• Status: ✅ SUCCESS
• Confidence: ⭐ HIGH
• Engine: OPENREWRITE_WITH_Q

Dependencies Changed 📦

Removed Dependencies 🗑️

• junit:junit (4.13.1)
• org.mockito:mockito-all (1.10.19)
• javax.validation:validation-api (2.0.1.Final)

Added Dependencies ➕

• org.mockito:mockito-core (4.11.0)
• jakarta.validation:jakarta.validation-api (LATEST)

Upgraded Dependencies ⬆️

• org.apache.logging.log4j:log4j-api (2.13.3 → LATEST)
• org.apache.logging.log4j:log4j-core (2.13.3 → LATEST)
• org.springframework.boot:spring-boot-starter-parent (2.0.5.RELEASE → 3.0.13)
• org.apache.maven.plugins:maven-compiler-plugin (3.8.1 → 3.14.0)

Modified Files 📄

• pom.xml
• MoviesController.java
• Encoder.java
• Math.java
• MathTest.java
• MockTest.java
• MovieTest.java
• MoviesControllerTest.java

All files are located in their respective src/main/java and src/test/java directories under com.amazonaws.samples.appconfig package