RedBoxVM Examples

This section provides practical examples and code samples for integrating RedBoxVM into your applications. Each example includes complete source code and explanations.

Basic Integration Example

Simple Virtual App Launcher

This example demonstrates the basic integration of RedBoxVM to create and launch virtual app instances.

public class BasicRedBoxExample extends AppCompatActivity {
    private RedBoxManager redBoxManager;
    private List<VirtualEnvironment> environments;
    
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        
        // Initialize RedBoxVM
        initializeRedBox();
        
        // Setup UI
        setupUI();
    }
    
    private void initializeRedBox() {
        redBoxManager = RedBoxManager.getInstance();
        redBoxManager.initialize(this);
        
        // Set up event listener
        redBoxManager.setAppListener(new AppListener() {
            @Override
            public void onAppStarted(String packageName, VirtualEnvironment env) {
                runOnUiThread(() -> {
                    Toast.makeText(BasicRedBoxExample.this, 
                        "Virtual app started: " + packageName, 
                        Toast.LENGTH_SHORT).show();
                });
            }
            
            @Override
            public void onAppStopped(String packageName, VirtualEnvironment env) {
                runOnUiThread(() -> {
                    updateEnvironmentsList();
                });
            }
            
            @Override
            public void onAppCrashed(String packageName, VirtualEnvironment env, Exception error) {
                runOnUiThread(() -> {
                    showErrorDialog("App crashed: " + packageName, error);
                });
            }
            
            @Override
            public void onEnvironmentCreated(VirtualEnvironment env) {
                runOnUiThread(() -> {
                    updateEnvironmentsList();
                });
            }
            
            @Override
            public void onEnvironmentDestroyed(VirtualEnvironment env) {
                runOnUiThread(() -> {
                    updateEnvironmentsList();
                });
            }
        });
    }
    
    private void setupUI() {
        Button createEnvButton = findViewById(R.id.btn_create_environment);
        Button launchAppButton = findViewById(R.id.btn_launch_app);
        EditText packageNameInput = findViewById(R.id.et_package_name);
        
        createEnvButton.setOnClickListener(v -> {
            String packageName = packageNameInput.getText().toString().trim();
            if (!packageName.isEmpty()) {
                createVirtualEnvironment(packageName);
            }
        });
        
        launchAppButton.setOnClickListener(v -> {
            String packageName = packageNameInput.getText().toString().trim();
            if (!packageName.isEmpty()) {
                launchVirtualApp(packageName);
            }
        });
        
        updateEnvironmentsList();
    }
    
    private void createVirtualEnvironment(String packageName) {
        new Thread(() -> {
            try {
                VirtualEnvironment env = redBoxManager.createEnvironment(packageName);
                runOnUiThread(() -> {
                    Toast.makeText(this, "Environment created for " + packageName, 
                        Toast.LENGTH_SHORT).show();
                });
            } catch (Exception e) {
                runOnUiThread(() -> {
                    showErrorDialog("Failed to create environment", e);
                });
            }
        }).start();
    }
    
    private void launchVirtualApp(String packageName) {
        new Thread(() -> {
            try {
                // Find existing environment or create new one
                VirtualEnvironment env = findEnvironmentForPackage(packageName);
                if (env == null) {
                    env = redBoxManager.createEnvironment(packageName);
                }
                
                boolean success = redBoxManager.launchApp(env, packageName);
                if (!success) {
                    runOnUiThread(() -> {
                        Toast.makeText(this, "Failed to launch " + packageName, 
                            Toast.LENGTH_SHORT).show();
                    });
                }
            } catch (Exception e) {
                runOnUiThread(() -> {
                    showErrorDialog("Failed to launch app", e);
                });
            }
        }).start();
    }
    
    private VirtualEnvironment findEnvironmentForPackage(String packageName) {
        List<VirtualEnvironment> envs = redBoxManager.getEnvironments();
        for (VirtualEnvironment env : envs) {
            if (packageName.equals(env.getPackageName())) {
                return env;
            }
        }
        return null;
    }
    
    private void updateEnvironmentsList() {
        environments = redBoxManager.getEnvironments();
        // Update RecyclerView or ListView here
    }
    
    private void showErrorDialog(String message, Exception error) {
        new AlertDialog.Builder(this)
            .setTitle("Error")
            .setMessage(message + "\n\n" + error.getMessage())
            .setPositiveButton("OK", null)
            .show();
    }
}

Advanced Configuration Example

Custom Environment Configuration

This example shows how to create virtual environments with custom configurations for enhanced security and performance.

public class AdvancedConfigExample {
    
    public VirtualEnvironment createSecureEnvironment(String packageName) {
        try {
            // Create environment with custom configuration
            VirtualEnvironment env = redBoxManager.createEnvironment(packageName);
            
            // Configure security settings
            EnvironmentConfig config = new EnvironmentConfig();
            config.networkIsolation = true;
            config.fileSystemIsolation = true;
            config.memoryLimit = 1024; // 1GB limit
            config.debugMode = false;
            
            // Configure VPN settings
            VpnConfig vpnConfig = new VpnConfig();
            vpnConfig.enabled = true;
            vpnConfig.serverAddress = "vpn.example.com";
            vpnConfig.protocol = VpnProtocol.OPENVPN;
            config.vpnConfig = vpnConfig;
            
            // Apply configuration
            env.setConfig(config);
            
            return env;
            
        } catch (VirtualizationException e) {
            Log.e("RedBox", "Failed to create secure environment", e);
            return null;
        }
    }
    
    public void configureNetworkIsolation(VirtualEnvironment env) {
        NetworkConfig networkConfig = new NetworkConfig();
        networkConfig.isolateNetwork = true;
        networkConfig.dnsServers = Arrays.asList("1.1.1.1", "1.0.0.1"); // Cloudflare DNS
        
        // Configure proxy
        ProxyConfig proxyConfig = new ProxyConfig();
        proxyConfig.enabled = true;
        proxyConfig.host = "proxy.example.com";
        proxyConfig.port = 8080;
        proxyConfig.type = ProxyType.HTTP;
        networkConfig.proxyConfig = proxyConfig;
        
        // Apply network configuration
        NetworkManager.getInstance().setNetworkConfig(env, networkConfig);
    }
    
    public void setupResourceMonitoring(VirtualEnvironment env) {
        ResourceMonitor monitor = ResourceMonitor.getInstance();
        
        // Set resource limits
        ResourceLimits limits = new ResourceLimits();
        limits.maxMemoryMB = 512;
        limits.maxCpuPercent = 50;
        limits.maxNetworkBytesPerSecond = 1024 * 1024; // 1MB/s
        monitor.setResourceLimits(env, limits);
        
        // Start monitoring
        monitor.startMonitoring(env, new ResourceListener() {
            @Override
            public void onResourceUsageUpdate(ResourceUsage usage) {
                Log.d("RedBox", String.format(
                    "Memory: %dMB, CPU: %.1f%%, Network: %d bytes",
                    usage.memoryUsageMB, usage.cpuUsagePercent, 
                    usage.networkBytesIn + usage.networkBytesOut
                ));
                
                // Check for resource violations
                if (usage.memoryUsageMB > limits.maxMemoryMB * 0.9) {
                    Log.w("RedBox", "Memory usage approaching limit");
                }
            }
            
            @Override
            public void onResourceLimitExceeded(String resourceType, long currentValue, long limit) {
                Log.e("RedBox", String.format(
                    "Resource limit exceeded: %s = %d (limit: %d)",
                    resourceType, currentValue, limit
                ));
                
                // Take action (e.g., throttle app, show warning)
                handleResourceViolation(env, resourceType);
            }
        });
    }
    
    private void handleResourceViolation(VirtualEnvironment env, String resourceType) {
        switch (resourceType) {
            case "memory":
                // Reduce memory limit or restart app
                ProcessManager.getInstance().setProcessPriority(env, 
                    env.getProcesses().get(0).getPid(), Process.THREAD_PRIORITY_BACKGROUND);
                break;
            case "cpu":
                // Throttle CPU usage
                ProcessManager.getInstance().throttleProcess(env, 0.5f);
                break;
            case "network":
                // Limit network bandwidth
                NetworkManager.getInstance().setNetworkThrottle(env, 512 * 1024); // 512KB/s
                break;
        }
    }
}

Multi-Instance Management Example

Managing Multiple Virtual Apps

This example demonstrates how to manage multiple virtual app instances simultaneously.

public class MultiInstanceManager {
    private Map<String, List<VirtualEnvironment>> packageEnvironments;
    private ExecutorService executorService;
    
    public MultiInstanceManager() {
        packageEnvironments = new ConcurrentHashMap<>();
        executorService = Executors.newFixedThreadPool(4);
    }
    
    public void createMultipleInstances(String packageName, int count) {
        List<VirtualEnvironment> environments = new ArrayList<>();
        
        for (int i = 0; i < count; i++) {
            final int instanceNumber = i + 1;
            
            executorService.submit(() -> {
                try {
                    VirtualEnvironment env = redBoxManager.createEnvironment(
                        packageName + "_instance_" + instanceNumber);
                    
                    // Configure each instance with unique settings
                    EnvironmentConfig config = createInstanceConfig(instanceNumber);
                    env.setConfig(config);
                    
                    synchronized (environments) {
                        environments.add(env);
                    }
                    
                    Log.d("RedBox", "Created instance " + instanceNumber + " for " + packageName);
                    
                } catch (Exception e) {
                    Log.e("RedBox", "Failed to create instance " + instanceNumber, e);
                }
            });
        }
        
        packageEnvironments.put(packageName, environments);
    }
    
    private EnvironmentConfig createInstanceConfig(int instanceNumber) {
        EnvironmentConfig config = new EnvironmentConfig();
        
        // Unique storage path for each instance
        config.customStoragePath = "/data/data/com.redbox.vm/instances/instance_" + instanceNumber;
        
        // Different memory limits based on instance number
        config.memoryLimit = 256 + (instanceNumber * 128); // 256MB, 384MB, 512MB, etc.
        
        // Network isolation with different DNS for each instance
        config.networkConfig = new NetworkConfig();
        config.networkConfig.dnsServers = getDnsServersForInstance(instanceNumber);
        
        return config;
    }
    
    private List<String> getDnsServersForInstance(int instanceNumber) {
        switch (instanceNumber % 3) {
            case 1: return Arrays.asList("8.8.8.8", "8.8.4.4"); // Google DNS
            case 2: return Arrays.asList("1.1.1.1", "1.0.0.1"); // Cloudflare DNS
            default: return Arrays.asList("208.67.222.222", "208.67.220.220"); // OpenDNS
        }
    }
    
    public void launchAllInstances(String packageName) {
        List<VirtualEnvironment> environments = packageEnvironments.get(packageName);
        if (environments == null) return;
        
        for (VirtualEnvironment env : environments) {
            executorService.submit(() -> {
                try {
                    boolean success = redBoxManager.launchApp(env, packageName);
                    if (success) {
                        Log.d("RedBox", "Launched " + packageName + " in environment " + env.getId());
                    }
                } catch (Exception e) {
                    Log.e("RedBox", "Failed to launch app in environment " + env.getId(), e);
                }
            });
        }
    }
    
    public void monitorAllInstances() {
        for (Map.Entry<String, List<VirtualEnvironment>> entry : packageEnvironments.entrySet()) {
            String packageName = entry.getKey();
            List<VirtualEnvironment> environments = entry.getValue();
            
            for (VirtualEnvironment env : environments) {
                ResourceMonitor.getInstance().startMonitoring(env, new ResourceListener() {
                    @Override
                    public void onResourceUsageUpdate(ResourceUsage usage) {
                        // Log resource usage for each instance
                        Log.d("RedBox", String.format(
                            "[%s:%s] Memory: %dMB, CPU: %.1f%%",
                            packageName, env.getId(), usage.memoryUsageMB, usage.cpuUsagePercent
                        ));
                    }
                    
                    @Override
                    public void onResourceLimitExceeded(String resourceType, long currentValue, long limit) {
                        Log.w("RedBox", String.format(
                            "[%s:%s] Resource limit exceeded: %s",
                            packageName, env.getId(), resourceType
                        ));
                    }
                });
            }
        }
    }
    
    public void cleanupInstances(String packageName) {
        List<VirtualEnvironment> environments = packageEnvironments.get(packageName);
        if (environments == null) return;
        
        for (VirtualEnvironment env : environments) {
            executorService.submit(() -> {
                try {
                    redBoxManager.destroyEnvironment(env);
                    Log.d("RedBox", "Destroyed environment " + env.getId());
                } catch (Exception e) {
                    Log.e("RedBox", "Failed to destroy environment " + env.getId(), e);
                }
            });
        }
        
        packageEnvironments.remove(packageName);
    }
    
    public void shutdown() {
        executorService.shutdown();
        try {
            if (!executorService.awaitTermination(10, TimeUnit.SECONDS)) {
                executorService.shutdownNow();
            }
        } catch (InterruptedException e) {
            executorService.shutdownNow();
        }
    }
}

File System Operations Example

Virtual File System Management

This example shows how to work with the virtual file system, including data import/export and cleanup operations.

public class FileSystemExample {
    
    public void exportEnvironmentData(VirtualEnvironment env, String exportPath) {
        FileSystemManager fsManager = FileSystemManager.getInstance();
        
        try {
            // Get storage information
            StorageInfo storageInfo = fsManager.getStorageInfo(env);
            Log.d("RedBox", String.format(
                "Environment storage: %dMB used, %dMB available",
                storageInfo.usedMB, storageInfo.availableMB
            ));
            
            // Export environment data
            boolean success = fsManager.exportEnvironment(env, exportPath);
            if (success) {
                Log.d("RedBox", "Environment exported to: " + exportPath);
            } else {
                Log.e("RedBox", "Failed to export environment");
            }
            
        } catch (Exception e) {
            Log.e("RedBox", "Export operation failed", e);
        }
    }
    
    public VirtualEnvironment importEnvironmentData(String importPath) {
        FileSystemManager fsManager = FileSystemManager.getInstance();
        
        try {
            VirtualEnvironment env = fsManager.importEnvironment(importPath);
            if (env != null) {
                Log.d("RedBox", "Environment imported successfully: " + env.getId());
                return env;
            } else {
                Log.e("RedBox", "Failed to import environment");
                return null;
            }
            
        } catch (Exception e) {
            Log.e("RedBox", "Import operation failed", e);
            return null;
        }
    }
    
    public void copyDataBetweenEnvironments(VirtualEnvironment source, VirtualEnvironment dest, String relativePath) {
        FileSystemManager fsManager = FileSystemManager.getInstance();
        
        try {
            boolean success = fsManager.copyFile(source, dest, relativePath);
            if (success) {
                Log.d("RedBox", "File copied successfully: " + relativePath);
            } else {
                Log.e("RedBox", "Failed to copy file: " + relativePath);
            }
            
        } catch (Exception e) {
            Log.e("RedBox", "Copy operation failed", e);
        }
    }
    
    public void cleanupEnvironmentStorage(VirtualEnvironment env) {
        FileSystemManager fsManager = FileSystemManager.getInstance();
        
        try {
            // Clean up temporary files
            fsManager.cleanupTempFiles(env);
            
            // Get updated storage info
            StorageInfo storageInfo = fsManager.getStorageInfo(env);
            Log.d("RedBox", String.format(
                "After cleanup: %dMB used, %dMB freed",
                storageInfo.usedMB, storageInfo.freedMB
            ));
            
        } catch (Exception e) {
            Log.e("RedBox", "Cleanup operation failed", e);
        }
    }
    
    public void monitorFileSystemActivity(VirtualEnvironment env) {
        // Set up file system monitoring
        FileSystemMonitor monitor = new FileSystemMonitor(env);
        
        monitor.setFileAccessListener(new FileAccessListener() {
            @Override
            public void onFileAccessed(String path, FileOperation operation) {
                Log.d("RedBox", String.format(
                    "File %s: %s", operation.name(), path
                ));
            }
            
            @Override
            public void onFileCreated(String path, long size) {
                Log.d("RedBox", String.format(
                    "File created: %s (%d bytes)", path, size
                ));
            }
            
            @Override
            public void onFileDeleted(String path) {
                Log.d("RedBox", "File deleted: " + path);
            }
            
            @Override
            public void onFileModified(String path, long newSize) {
                Log.d("RedBox", String.format(
                    "File modified: %s (new size: %d bytes)", path, newSize
                ));
            }
        });
        
        monitor.startMonitoring();
    }
}

Security Integration Example

Implementing Security Policies

This example demonstrates how to implement custom security policies and monitoring.

public class SecurityExample {
    
    public void setupSecurityPolicies(VirtualEnvironment env, String packageName) {
        SecurityManager securityManager = SecurityManager.getInstance();
        
        // Create security policy
        SecurityPolicy policy = new SecurityPolicy();
        policy.packageName = packageName;
        
        // Configure permission restrictions
        policy.permissions.put("android.permission.CAMERA", PermissionAction.DENY);
        policy.permissions.put("android.permission.RECORD_AUDIO", PermissionAction.DENY);
        policy.permissions.put("android.permission.ACCESS_FINE_LOCATION", PermissionAction.VIRTUAL);
        policy.permissions.put("android.permission.READ_CONTACTS", PermissionAction.SANDBOX);
        
        // Configure API filters
        policy.apiFilters.put("TelephonyManager.getDeviceId", "FAKE_DEVICE_ID_12345");
        policy.apiFilters.put("WifiManager.getMacAddress", "02:00:00:00:00:00");
        policy.apiFilters.put("Settings.Secure.ANDROID_ID", "virtual_android_id_" + env.getId());
        
        // Configure network restrictions
        policy.networkRestrictions.blockedDomains.addAll(Arrays.asList(
            "ads.google.com",
            "facebook.com/tr",
            "analytics.google.com"
        ));
        
        policy.networkRestrictions.allowedPorts.addAll(Arrays.asList(80, 443, 8080));
        
        // Apply security policy
        securityManager.applySecurityPolicy(env, policy);
    }
    
    public void setupSecurityMonitoring(VirtualEnvironment env) {
        SecurityMonitor monitor = SecurityMonitor.getInstance();
        
        monitor.setSecurityEventListener(env, new SecurityEventListener() {
            @Override
            public void onPermissionViolation(String packageName, String permission, String action) {
                Log.w("RedBox", String.format(
                    "Permission violation: %s attempted %s on %s",
                    packageName, action, permission
                ));
                
                // Record security event
                recordSecurityEvent(SecurityEventType.PERMISSION_VIOLATION, 
                    packageName, permission, action);
            }
            
            @Override
            public void onSuspiciousActivity(String packageName, String activity, float riskScore) {
                Log.w("RedBox", String.format(
                    "Suspicious activity detected: %s - %s (risk: %.2f)",
                    packageName, activity, riskScore
                ));
                
                if (riskScore > 0.8f) {
                    // High risk - take immediate action
                    handleHighRiskActivity(env, packageName, activity);
                }
            }
            
            @Override
            public void onNetworkViolation(String packageName, String domain, String reason) {
                Log.w("RedBox", String.format(
                    "Network violation: %s attempted to access %s (%s)",
                    packageName, domain, reason
                ));
                
                // Block the network request
                NetworkManager.getInstance().blockDomain(env, domain);
            }
            
            @Override
            public void onFileSystemViolation(String packageName, String path, String operation) {
                Log.w("RedBox", String.format(
                    "File system violation: %s attempted %s on %s",
                    packageName, operation, path
                ));
                
                // Restrict file access
                FileSystemManager.getInstance().restrictPath(env, path);
            }
        });
        
        monitor.startMonitoring(env);
    }
    
    private void handleHighRiskActivity(VirtualEnvironment env, String packageName, String activity) {
        // Implement risk mitigation strategies
        switch (activity) {
            case "PRIVILEGE_ESCALATION_ATTEMPT":
                // Immediately terminate the app
                ProcessManager.getInstance().killAllProcesses(env);
                break;
                
            case "DATA_EXFILTRATION_ATTEMPT":
                // Block all network access
                NetworkManager.getInstance().blockAllTraffic(env);
                break;
                
            case "MALWARE_SIGNATURE_DETECTED":
                // Quarantine the environment
                SecurityManager.getInstance().quarantineEnvironment(env);
                break;
                
            default:
                // Apply general restrictions
                applyRestrictivePolicy(env);
                break;
        }
    }
    
    private void applyRestrictivePolicy(VirtualEnvironment env) {
        SecurityPolicy restrictivePolicy = new SecurityPolicy();
        
        // Deny all sensitive permissions
        restrictivePolicy.permissions.put("android.permission.CAMERA", PermissionAction.DENY);
        restrictivePolicy.permissions.put("android.permission.RECORD_AUDIO", PermissionAction.DENY);
        restrictivePolicy.permissions.put("android.permission.ACCESS_FINE_LOCATION", PermissionAction.DENY);
        restrictivePolicy.permissions.put("android.permission.READ_CONTACTS", PermissionAction.DENY);
        restrictivePolicy.permissions.put("android.permission.WRITE_EXTERNAL_STORAGE", PermissionAction.DENY);
        
        // Block all network access except essential services
        restrictivePolicy.networkRestrictions.defaultAction = NetworkAction.BLOCK;
        restrictivePolicy.networkRestrictions.allowedDomains.addAll(Arrays.asList(
            "google.com",
            "googleapis.com"
        ));
        
        SecurityManager.getInstance().applySecurityPolicy(env, restrictivePolicy);
    }
    
    private void recordSecurityEvent(SecurityEventType type, String packageName, String details, String action) {
        SecurityEvent event = new SecurityEvent();
        event.timestamp = System.currentTimeMillis();
        event.type = type;
        event.packageName = packageName;
        event.details = details;
        event.action = action;
        event.severity = calculateSeverity(type);
        
        // Store in security audit log
        SecurityAuditLogger.getInstance().logEvent(event);
        
        // Send to security monitoring system if configured
        if (SecurityConfig.getInstance().isRemoteMonitoringEnabled()) {
            SecurityReporter.getInstance().reportEvent(event);
        }
    }
    
    private SecuritySeverity calculateSeverity(SecurityEventType type) {
        switch (type) {
            case PERMISSION_VIOLATION:
                return SecuritySeverity.MEDIUM;
            case NETWORK_VIOLATION:
                return SecuritySeverity.LOW;
            case PRIVILEGE_ESCALATION:
                return SecuritySeverity.HIGH;
            case MALWARE_DETECTED:
                return SecuritySeverity.CRITICAL;
            default:
                return SecuritySeverity.LOW;
        }
    }
}

Performance Optimization Example

Optimizing Virtual App Performance

This example shows how to optimize performance for virtual apps through resource management and caching strategies.

public class PerformanceOptimizationExample {
    
    public void optimizeEnvironmentPerformance(VirtualEnvironment env) {
        PerformanceOptimizer optimizer = PerformanceOptimizer.getInstance();
        
        // Configure performance settings
        PerformanceConfig config = new PerformanceConfig();
        config.enableLazyLoading = true;
        config.enableMemoryPooling = true;
        config.enableConnectionPooling = true;
        config.maxConcurrentOperations = 4;
        config.cacheSize = 128 * 1024 * 1024; // 128MB cache
        
        optimizer.applyConfiguration(env, config);
        
        // Setup performance monitoring
        setupPerformanceMonitoring(env);
        
        // Optimize memory usage
        optimizeMemoryUsage(env);
        
        // Optimize I/O operations
        optimizeIOOperations(env);
    }
    
    private void setupPerformanceMonitoring(VirtualEnvironment env) {
        PerformanceMonitor monitor = PerformanceMonitor.getInstance();
        
        monitor.setPerformanceListener(env, new PerformanceListener() {
            @Override
            public void onPerformanceMetricsUpdate(PerformanceMetrics metrics) {
                // Log performance metrics
                Log.d("RedBox", String.format(
                    "Performance: CPU=%.1f%%, Memory=%dMB, I/O=%d ops/s",
                    metrics.cpuUsage, metrics.memoryUsageMB, metrics.ioOperationsPerSecond
                ));
                
                // Check for performance issues
                if (metrics.cpuUsage > 80.0f) {
                    handleHighCpuUsage(env, metrics);
                }
                
                if (metrics.memoryUsageMB > 800) {
                    handleHighMemoryUsage(env, metrics);
                }
            }
            
            @Override
            public void onPerformanceBottleneck(String component, float impact) {
                Log.w("RedBox", String.format(
                    "Performance bottleneck detected: %s (impact: %.1f%%)",
                    component, impact * 100
                ));
                
                // Apply optimization for specific component
                optimizeComponent(env, component);
            }
        });
        
        monitor.startMonitoring(env);
    }
    
    private void optimizeMemoryUsage(VirtualEnvironment env) {
        MemoryOptimizer memOptimizer = MemoryOptimizer.getInstance();
        
        // Configure memory pools
        MemoryPoolConfig poolConfig = new MemoryPoolConfig();
        poolConfig.smallObjectPoolSize = 1024;
        poolConfig.mediumObjectPoolSize = 256;
        poolConfig.largeObjectPoolSize = 64;
        poolConfig.enableGarbageCollectionOptimization = true;
        
        memOptimizer.configureMemoryPools(env, poolConfig);
        
        // Setup memory pressure handling
        memOptimizer.setMemoryPressureHandler(env, new MemoryPressureHandler() {
            @Override
            public void onLowMemory(long availableMemory, long totalMemory) {
                Log.w("RedBox", String.format(
                    "Low memory condition: %dMB available of %dMB total",
                    availableMemory / (1024 * 1024), totalMemory / (1024 * 1024)
                ));
                
                // Free up memory
                freeUnusedMemory(env);
            }
            
            @Override
            public void onMemoryPressure(MemoryPressureLevel level) {
                switch (level) {
                    case LOW:
                        // Clear caches
                        CacheManager.getInstance().clearLeastRecentlyUsed(env, 0.25f);
                        break;
                    case MEDIUM:
                        // More aggressive cleanup
                        CacheManager.getInstance().clearLeastRecentlyUsed(env, 0.5f);
                        System.gc();
                        break;
                    case HIGH:
                        // Emergency cleanup
                        CacheManager.getInstance().clearAll(env);
                        freeAllNonEssentialMemory(env);
                        System.gc();
                        break;
                }
            }
        });
    }
    
    private void optimizeIOOperations(VirtualEnvironment env) {
        IOOptimizer ioOptimizer = IOOptimizer.getInstance();
        
        // Configure I/O optimization
        IOConfig ioConfig = new IOConfig();
        ioConfig.enableAsyncIO = true;
        ioConfig.ioThreadPoolSize = 4;
        ioConfig.readBufferSize = 64 * 1024; // 64KB
        ioConfig.writeBufferSize = 64 * 1024; // 64KB
        ioConfig.enableIOCaching = true;
        ioConfig.cacheSize = 32 * 1024 * 1024; // 32MB
        
        ioOptimizer.applyConfiguration(env, ioConfig);
        
        // Setup I/O monitoring
        ioOptimizer.setIOMonitor(env, new IOMonitor() {
            @Override
            public void onIOOperationCompleted(IOOperation operation, long duration) {
                if (duration > 1000) { // Log slow operations (>1s)
                    Log.w("RedBox", String.format(
                        "Slow I/O operation: %s took %dms",
                        operation.getType(), duration
                    ));
                }
            }
            
            @Override
            public void onIOBottleneck(String path, float utilizationPercent) {
                Log.w("RedBox", String.format(
                    "I/O bottleneck on %s: %.1f%% utilization",
                    path, utilizationPercent
                ));
                
                // Optimize I/O for this path
                optimizePathIO(env, path);
            }
        });
    }
    
    private void handleHighCpuUsage(VirtualEnvironment env, PerformanceMetrics metrics) {
        // Reduce CPU-intensive operations
        ProcessManager processManager = ProcessManager.getInstance();
        
        // Lower process priority
        List<ProcessInfo> processes = env.getProcesses();
        for (ProcessInfo process : processes) {
            processManager.setProcessPriority(env, process.getPid(), 
                Process.THREAD_PRIORITY_BACKGROUND);
        }
        
        // Enable CPU throttling
        processManager.enableCpuThrottling(env, 0.7f); // Limit to 70% CPU
    }
    
    private void handleHighMemoryUsage(VirtualEnvironment env, PerformanceMetrics metrics) {
        // Aggressive memory cleanup
        CacheManager.getInstance().clearAll(env);
        
        // Force garbage collection
        System.gc();
        
        // Reduce memory limits
        EnvironmentConfig config = env.getConfig();
        config.memoryLimit = Math.max(256, config.memoryLimit - 128); // Reduce by 128MB
        env.setConfig(config);
    }
    
    private void optimizeComponent(VirtualEnvironment env, String component) {
        switch (component) {
            case "network":
                optimizeNetworkPerformance(env);
                break;
            case "storage":
                optimizeStoragePerformance(env);
                break;
            case "graphics":
                optimizeGraphicsPerformance(env);
                break;
            default:
                Log.w("RedBox", "Unknown component for optimization: " + component);
                break;
        }
    }
    
    private void optimizeNetworkPerformance(VirtualEnvironment env) {
        NetworkOptimizer netOptimizer = NetworkOptimizer.getInstance();
        
        // Enable connection pooling
        netOptimizer.enableConnectionPooling(env, true);
        
        // Configure request batching
        netOptimizer.enableRequestBatching(env, true);
        
        // Enable compression
        netOptimizer.enableCompression(env, true);
    }
    
    private void optimizeStoragePerformance(VirtualEnvironment env) {
        StorageOptimizer storageOptimizer = StorageOptimizer.getInstance();
        
        // Enable write coalescing
        storageOptimizer.enableWriteCoalescing(env, true);
        
        // Increase buffer sizes
        storageOptimizer.setBufferSize(env, 128 * 1024); // 128KB
        
        // Enable background defragmentation
        storageOptimizer.enableDefragmentation(env, true);
    }
    
    private void optimizeGraphicsPerformance(VirtualEnvironment env) {
        GraphicsOptimizer gfxOptimizer = GraphicsOptimizer.getInstance();
        
        // Reduce rendering quality
        gfxOptimizer.setRenderingQuality(env, RenderingQuality.MEDIUM);
        
        // Enable frame rate limiting
        gfxOptimizer.setMaxFrameRate(env, 30); // Limit to 30 FPS
        
        // Enable GPU acceleration if available
        if (gfxOptimizer.isGpuAccelerationAvailable()) {
            gfxOptimizer.enableGpuAcceleration(env, true);
        }
    }
}