├── Smb2LeaseContext.java        - Lease context for create requests
├── Smb2LeaseKey.java            - 16-byte lease key management
├── Smb2LeaseState.java          - Lease state flags (R, H, W)
└── LeaseManager.java            - Central lease management
```

#### 1.2 Implementation Tasks
- [ ] Define lease state constants (SMB2_LEASE_READ, SMB2_LEASE_HANDLE, SMB2_LEASE_WRITE)
- [ ] Implement lease key generation and management