# Advanced Patterns - Module Registry
## Overview
This document provides advanced patterns and techniques for using the Module Registry effectively in complex scenarios.
## Advanced Registration Patterns
### Dynamic Module Registration
```rust
use module_registry::{ModuleRegistry, DynamicRegistration};
let registry = ModuleRegistry::new()
.with_dynamic_registration(true)
.with_runtime_registration(true)
.with_hot_swapping(true);
// Register modules dynamically at runtime
let module_config = ModuleConfig::new()
.with_name("dynamic-module")
.with_version("1.0.0")
.with_dependencies(vec!["base-module"])
.with_capabilities(vec!["processing", "analysis"]);
registry.register_dynamic(module_config)?;
```
### Conditional Module Registration
```rust
use module_registry::{ModuleRegistry, ConditionalRegistration};
let registry = ModuleRegistry::new()
.with_conditional_registration(true)
.with_environment_detection(true)
.with_capability_detection(true);
// Register modules based on conditions
let conditional_config = ConditionalRegistration::new()
.with_environment_condition("production")
.with_capability_condition("high-performance")
.with_dependency_condition("database-module");
registry.register_conditional(conditional_config)?;
```
### Hierarchical Module Registration
```rust
use module_registry::{ModuleRegistry, HierarchicalRegistration};
let registry = ModuleRegistry::new()
.with_hierarchical_registration(true)
.with_parent_child_relationships(true)
.with_inheritance_support(true);
// Register modules in a hierarchy
let parent_config = ModuleConfig::new()
.with_name("parent-module")
.with_type("base")
.with_capabilities(vec!["base-functionality"]);
let child_config = ModuleConfig::new()
.with_name("child-module")
.with_type("specialized")
.with_parent("parent-module")
.with_capabilities(vec!["specialized-functionality"]);
registry.register_hierarchical(parent_config, child_config)?;
```
## Advanced Discovery Patterns
### Semantic Module Discovery
```rust
use module_registry::{ModuleRegistry, SemanticDiscovery};
let registry = ModuleRegistry::new()
.with_semantic_discovery(true)
.with_intent_analysis(true)
.with_context_analysis(true);
// Discover modules based on semantic meaning
let semantic_query = SemanticQuery::new()
.with_intent("data processing")
.with_context("high volume")
.with_requirements(vec!["performance", "scalability"]);
let modules = registry.discover_semantic(semantic_query)?;
```
### Capability-Based Discovery
```rust
use module_registry::{ModuleRegistry, CapabilityDiscovery};
let registry = ModuleRegistry::new()
.with_capability_discovery(true)
.with_capability_matching(true)
.with_capability_ranking(true);
// Discover modules based on capabilities
let capability_query = CapabilityQuery::new()
.with_required_capabilities(vec!["encryption", "compression"])
.with_optional_capabilities(vec!["monitoring", "logging"])
.with_capability_level("advanced");
let modules = registry.discover_capabilities(capability_query)?;
```
### Dependency-Aware Discovery
```rust
use module_registry::{ModuleRegistry, DependencyAwareDiscovery};
let registry = ModuleRegistry::new()
.with_dependency_aware_discovery(true)
.with_dependency_resolution(true)
.with_dependency_optimization(true);
// Discover modules with dependency resolution
let dependency_query = DependencyQuery::new()
.with_root_module("main-module")
.with_dependency_depth(3)
.with_dependency_optimization(true);
let modules = registry.discover_with_dependencies(dependency_query)?;
```
## Advanced Instantiation Patterns
### Lazy Module Instantiation
```rust
use module_registry::{ModuleRegistry, LazyInstantiation};
let registry = ModuleRegistry::new()
.with_lazy_instantiation(true)
.with_on_demand_loading(true)
.with_memory_optimization(true);
// Create lazy module instances
let lazy_module = registry.create_lazy("module-name")?;
// Module is only instantiated when first used
let result = lazy_module.process_data("input data")?;
```
### Singleton Module Pattern
```rust
use module_registry::{ModuleRegistry, SingletonPattern};
let registry = ModuleRegistry::new()
.with_singleton_pattern(true)
.with_shared_instances(true)
.with_memory_optimization(true);
// Create singleton module instances
let singleton_module = registry.create_singleton("module-name")?;
// Multiple calls return the same instance
let instance1 = registry.get_singleton("module-name")?;
let instance2 = registry.get_singleton("module-name")?;
assert!(std::ptr::eq(instance1, instance2));
```
### Factory Module Pattern
```rust
use module_registry::{ModuleRegistry, FactoryPattern};
let registry = ModuleRegistry::new()
.with_factory_pattern(true)
.with_factory_registration(true)
.with_factory_instantiation(true);
// Register factory modules
let factory_config = FactoryConfig::new()
.with_name("data-processor-factory")
.with_type("factory")
.with_factory_method("create_processor");
registry.register_factory(factory_config)?;
// Create instances using factory
let processor = registry.create_from_factory("data-processor-factory", "high-performance")?;
```
## Advanced Configuration Patterns
### Environment-Specific Configuration
```rust
use module_registry::{ModuleRegistry, EnvironmentConfig};
let registry = ModuleRegistry::new()
.with_environment_config(true)
.with_environment_detection(true)
.with_environment_switching(true);
// Configure modules for different environments
let dev_config = EnvironmentConfig::new()
.with_environment("development")
.with_debug_mode(true)
.with_verbose_logging(true)
.with_mock_services(true);
let prod_config = EnvironmentConfig::new()
.with_environment("production")
.with_debug_mode(false)
.with_verbose_logging(false)
.with_real_services(true);
registry.configure_environment("development", dev_config)?;
registry.configure_environment("production", prod_config)?;
```
### Feature-Based Configuration
```rust
use module_registry::{ModuleRegistry, FeatureConfig};
let registry = ModuleRegistry::new()
.with_feature_config(true)
.with_feature_detection(true)
.with_feature_switching(true);
// Configure modules based on features
let feature_config = FeatureConfig::new()
.with_feature("encryption")
.with_enabled(true)
.with_parameters(vec![
("algorithm", "AES-256"),
("key_size", "256"),
("mode", "CBC"),
]);
registry.configure_feature("encryption", feature_config)?;
```
### Capability-Based Configuration
```rust
use module_registry::{ModuleRegistry, CapabilityConfig};
let registry = ModuleRegistry::new()
.with_capability_config(true)
.with_capability_detection(true)
.with_capability_switching(true);
// Configure modules based on capabilities
let capability_config = CapabilityConfig::new()
.with_capability("high-performance")
.with_enabled(true)
.with_parameters(vec![
("thread_pool_size", "16"),
("memory_limit", "2GB"),
("cpu_limit", "80%"),
]);
registry.configure_capability("high-performance", capability_config)?;
```
## Advanced Integration Patterns
### Plugin Architecture
```rust
use module_registry::{ModuleRegistry, PluginArchitecture};
let registry = ModuleRegistry::new()
.with_plugin_architecture(true)
.with_plugin_registration(true)
.with_plugin_instantiation(true);
// Register plugin modules
let plugin_config = PluginConfig::new()
.with_name("data-processor-plugin")
.with_type("plugin")
.with_plugin_interface("DataProcessor")
.with_plugin_methods(vec!["process", "validate", "transform"]);
registry.register_plugin(plugin_config)?;
// Use plugin modules
let plugin = registry.get_plugin("data-processor-plugin")?;
let result = plugin.process_data("input data")?;
```
### Microservice Architecture
```rust
use module_registry::{ModuleRegistry, MicroserviceArchitecture};
let registry = ModuleRegistry::new()
.with_microservice_architecture(true)
.with_service_registration(true)
.with_service_discovery(true);
// Register microservice modules
let service_config = ServiceConfig::new()
.with_name("user-service")
.with_type("microservice")
.with_service_endpoint("http://user-service:8080")
.with_service_capabilities(vec!["user-management", "authentication"]);
registry.register_service(service_config)?;
// Use microservice modules
let service = registry.get_service("user-service")?;
let result = service.call_service("get_user", "user_id")?;
```
### Event-Driven Architecture
```rust
use module_registry::{ModuleRegistry, EventDrivenArchitecture};
let registry = ModuleRegistry::new()
.with_event_driven_architecture(true)
.with_event_registration(true)
.with_event_handling(true);
// Register event-driven modules
let event_config = EventConfig::new()
.with_name("data-processor")
.with_type("event-driven")
.with_event_handlers(vec!["data_received", "data_processed", "data_error"])
.with_event_filters(vec!["high_priority", "real_time"]);
registry.register_event_driven(event_config)?;
// Use event-driven modules
let event_module = registry.get_event_driven("data-processor")?;
event_module.emit_event("data_received", "input data")?;
```
## Advanced Performance Patterns
### Caching Strategies
```rust
use module_registry::{ModuleRegistry, CachingStrategy};
let registry = ModuleRegistry::new()
.with_caching_strategy(true)
.with_cache_optimization(true)
.with_cache_invalidation(true);
// Configure caching for modules
let cache_config = CacheConfig::new()
.with_cache_type("LRU")
.with_cache_size(1000)
.with_cache_ttl(3600)
.with_cache_compression(true);
registry.configure_caching(cache_config)?;
```
### Load Balancing
```rust
use module_registry::{ModuleRegistry, LoadBalancing};
let registry = ModuleRegistry::new()
.with_load_balancing(true)
.with_load_distribution(true)
.with_load_optimization(true);
// Configure load balancing for modules
let load_balancing_config = LoadBalancingConfig::new()
.with_algorithm("round_robin")
.with_health_checks(true)
.with_failover(true)
.with_weighted_distribution(true);
registry.configure_load_balancing(load_balancing_config)?;
```
### Resource Management
```rust
use module_registry::{ModuleRegistry, ResourceManagement};
let registry = ModuleRegistry::new()
.with_resource_management(true)
.with_resource_optimization(true)
.with_resource_monitoring(true);
// Configure resource management for modules
let resource_config = ResourceConfig::new()
.with_memory_limit(1024 * 1024 * 1024) // 1GB
.with_cpu_limit(80) // 80%
.with_io_limit(1000) // 1000 IOPS
.with_network_limit(100 * 1024 * 1024); // 100MB/s
registry.configure_resources(resource_config)?;
```
## Advanced Monitoring Patterns
### Comprehensive Monitoring
```rust
use module_registry::{ModuleRegistry, ComprehensiveMonitoring};
let registry = ModuleRegistry::new()
.with_comprehensive_monitoring(true)
.with_performance_monitoring(true)
.with_security_monitoring(true)
.with_health_monitoring(true);
// Configure comprehensive monitoring
let monitoring_config = MonitoringConfig::new()
.with_metrics_collection(true)
.with_logging(true)
.with_alerting(true)
.with_dashboard(true);
registry.configure_monitoring(monitoring_config)?;
```
### Real-time Monitoring
```rust
use module_registry::{ModuleRegistry, RealTimeMonitoring};
let registry = ModuleRegistry::new()
.with_real_time_monitoring(true)
.with_immediate_monitoring(true)
.with_continuous_monitoring(true);
// Configure real-time monitoring
let real_time_config = RealTimeMonitoringConfig::new()
.with_immediate_alerts(true)
.with_continuous_metrics(true)
.with_real_time_dashboard(true);
registry.configure_real_time_monitoring(real_time_config)?;
```
### Health Monitoring
```rust
use module_registry::{ModuleRegistry, HealthMonitoring};
let registry = ModuleRegistry::new()
.with_health_monitoring(true)
.with_health_checks(true)
.with_health_reporting(true);
// Configure health monitoring
let health_config = HealthConfig::new()
.with_health_checks(true)
.with_health_metrics(true)
.with_health_alerts(true)
.with_health_dashboard(true);
registry.configure_health_monitoring(health_config)?;
```
## Advanced Security Patterns
### Security Hardening
```rust
use module_registry::{ModuleRegistry, SecurityHardening};
let registry = ModuleRegistry::new()
.with_security_hardening(true)
.with_secure_defaults(true)
.with_security_validation(true);
// Configure security hardening
let security_config = SecurityConfig::new()
.with_secure_registration(true)
.with_secure_instantiation(true)
.with_secure_communication(true)
.with_secure_storage(true);
registry.configure_security(security_config)?;
```
### Access Control
```rust
use module_registry::{ModuleRegistry, AccessControl};
let registry = ModuleRegistry::new()
.with_access_control(true)
.with_permission_management(true)
.with_role_based_access(true);
// Configure access control
let access_config = AccessControlConfig::new()
.with_role_based_access(true)
.with_permission_validation(true)
.with_access_logging(true)
.with_access_monitoring(true);
registry.configure_access_control(access_config)?;
```
### Audit Logging
```rust
use module_registry::{ModuleRegistry, AuditLogging};
let registry = ModuleRegistry::new()
.with_audit_logging(true)
.with_audit_trail(true)
.with_audit_analysis(true);
// Configure audit logging
let audit_config = AuditConfig::new()
.with_audit_logging(true)
.with_audit_trail(true)
.with_audit_analysis(true)
.with_audit_reporting(true);
registry.configure_audit_logging(audit_config)?;
```
## Conclusion
These advanced patterns provide comprehensive capabilities for using the Module Registry in complex scenarios. By implementing these patterns, you can create sophisticated, scalable, and maintainable module-based architectures.
Key advanced patterns:
1. **Dynamic Registration**: Runtime module registration and management
2. **Semantic Discovery**: Intelligent module discovery based on meaning
3. **Advanced Instantiation**: Sophisticated module instantiation patterns
4. **Environment Configuration**: Environment-specific module configuration
5. **Plugin Architecture**: Extensible plugin-based architecture
6. **Microservice Architecture**: Distributed microservice architecture
7. **Event-Driven Architecture**: Event-driven module architecture
8. **Performance Optimization**: Advanced performance patterns
9. **Comprehensive Monitoring**: Advanced monitoring and observability
10. **Security Hardening**: Advanced security patterns and practices