#### 1.1 Core Lease Infrastructure
```
Package: jcifs.internal.smb2.lease
├── Smb2LeaseBreak.java          - Lease break notification handling
├── 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

import jcifs.internal.smb2.info.Smb2QueryInfoResponse;
import jcifs.internal.smb2.info.Smb2SetInfoRequest;
import jcifs.internal.smb2.lease.LeaseManager;
import jcifs.internal.smb2.lease.Smb2LeaseKey;
import jcifs.internal.smb2.lease.Smb2LeaseState;
import jcifs.internal.smb2.persistent.PersistentHandleManager;
import jcifs.util.Strings;

/**
 * This class represents a resource on an SMB network. Mainly these