📦 Total Modules
142
Java EE monolith
⚠ Avg Complexity
84
Cyclomatic (high)
💸 Tech Debt
4,200h
Estimated
🔄 Progress
68%
96 of 142 migrated
⚡ Coverage
92%
▲ from 15%
Module Analysis
| Module | Language | LOC | Complexity | Debt (hours) | Status | |
|---|---|---|---|---|---|---|
| CustomerService.java | Java 8 | 4,280 | 148 | 280h | In Progress | |
| OrderProcessorEJB.java | Java EE 7 | 8,420 | 210 | 620h | Blocked | |
| PaymentGateway.java | Java 8 | 2,100 | 82 | 140h | Complete | |
| ReportingModule.java | Java 8 | 3,840 | 96 | 240h | In Progress | |
| UserAuthService.java | Java 8 | 1,240 | 34 | 48h | Complete | |
| InventoryBatch.java | Java EE 5 | 6,200 | 180 | 480h | Pending |
AST Explorer — CustomerService.java
Function Tree
▶ createCustomer(CustomerDTO) — complexity: 28
▶ validateCustomer(CustomerDTO) — complexity: 14
▶ updateCustomer(long, CustomerDTO) — complexity: 22
▶ getOrderHistory(long) — complexity: 48
▶ formatOrderResponse(List) — complexity: 18
▶ deleteCustomer(long) — complexity: 36
Click a function to see analysis
Dependency Graph
CustomerService depends on: OrderRepository, EmailService, AuditLogger
Circular dependency detected: CustomerService ↔ OrderService (via OrderProcessorEJB)
External dependencies: Hibernate ORM (legacy), JBoss EJB container
Spring Boot equivalents mapped: JpaRepository, @Service, @Transactional
Migration Pipeline
Completed
96
In Progress
18
Blocked
4
Pending
24
| Module | Phase | Progress | AI Assistance | Status | |
|---|---|---|---|---|---|
| CustomerService.java | Translation | 78% | GPT-4o (Java→Spring Boot) | In Progress | |
| PaymentGateway.java | Testing | 100% | TestGen + Coverage | Complete | |
| OrderProcessorEJB.java | Analysis | 40% | Circular dep resolution | Blocked | |
| ReportingModule.java | Translation | 52% | GPT-4o + Templates | In Progress |
AI Code Translator — Java 8 → Spring Boot 3
Source (Java 8 / EJB)
Java 8@Stateless
public class CustomerServiceBean implements CustomerService {
@PersistenceContext
private EntityManager em;
@Override
public Customer createCustomer(CustomerDTO dto) {
Customer c = new Customer(dto.getName(),
dto.getEmail());
em.persist(c);
return c;
}
}
Target (Spring Boot 3)
AI GeneratedClick "Translate" to generate
Test Parity Dashboard
Coverage (Before)
15%
Coverage (After)
92%
▲ 77% improvement
AI-Generated Tests
8,400
GPT-4o TestGen
Tests Passing
99.1%
| Module | Legacy Coverage | New Coverage | AI Tests Added | Pass Rate | Status |
|---|---|---|---|---|---|
| PaymentGateway | 12% | 94% | 284 | 100% | Complete |
| CustomerService | 18% | 91% | 420 | 99.3% | In Progress |
| UserAuthService | 28% | 96% | 148 | 100% | Complete |
| ReportingModule | 5% | 78% | 310 | 97.4% | In Progress |
| InventoryBatch | 0% | 0% | 0 | — | Pending |
Migration Risk Register
| Risk | Module | Severity | Mitigation | Owner | Status | |
|---|---|---|---|---|---|---|
| Circular dependency — Customer ↔ Order | CustomerService, OrderEJB | Critical | Introduce event-driven decoupling | J. Patel | In Progress | |
| Legacy session state in EJB containers | All EJBs | High | Migrate to Redis session store | M. Torres | Resolved | |
| DB schema incompatibility — Oracle → PostgreSQL | InventoryBatch | High | Flyway migration scripts + dual-write | A. Kim | Pending | |
| Test coverage below 80% for critical paths | ReportingModule | Medium | AI TestGen + manual review | Dev Team | In Progress |
Architecture Map — Before vs After
Before: Monolith
142 modules☕ JBoss EE Monolith
Java EE 5-8 / Hibernate ORM / Oracle DB
Build time: 45 min | Deploy: 4h
Java EE 5-8 / Hibernate ORM / Oracle DB
Build time: 45 min | Deploy: 4h
Build Accelerator — CI Pipeline
Legacy Build Time
45 min
New Build Time
4 min
91% reduction
Parallelization
12×
Parallel module builds
Cache Hit Rate
78%
Latest Build #284
Passed — 4m 02s✓ Compile
0m 48s
0m 48s
→
✓ Unit Tests
1m 12s
1m 12s
→
✓ Integration
1m 24s
1m 24s
→
✓ SonarQube
0m 38s
0m 38s
SonarQube Quality Gate
Code Coverage
92%
▲ from 15%
Technical Debt
142h
▼ from 4,200h
Code Smells
28
▼ from 1,840
Security Hotspots
0
All resolved
| Metric | Before | After | Gate | Status |
|---|---|---|---|---|
| Code Coverage | 15% | 92% | ≥80% | Passed |
| Duplicated Lines | 28% | 2.1% | ≤5% | Passed |
| Critical Bugs | 142 | 0 | 0 | Passed |
| Security Vulnerabilities | 18 | 0 | 0 | Passed |
| Technical Debt Ratio | 82% | 3.4% | ≤10% | Passed |
Executive ROI Summary
💰 Infrastructure Savings
$3.2M
Annual savings
⚡ Deploy Cycle
8 min
▼ from 4 hours
🏗 Modules Migrated
96/142
68% complete
✅ Test Coverage
92%
▲ from 15%
📉 Tech Debt
142h
▼ from 4,200h
Milestone Timeline
Phase 1 — Complete
Infrastructure migration to K8s + PostgreSQL. Deploy cycle: 4h → 45 min.
Phase 2 — Complete
Core services translated (Payment, Auth, Customer). Coverage: 15% → 68%.
Phase 3 — Active (68%)
Reporting, Orders, Inventory. Build: 45 min → 4 min. Coverage: 92%.
Phase 4 — Q4 2026
Target: Full microservices mesh. Zero legacy footprint. $3.2M full savings.
ROI by Category
Infra cost reduction$1.8M
Developer productivity$0.9M
Maintenance reduction$0.5M