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Laminas Servicemanager Laravel Package
laminas/laminas-servicemanager
Powerful dependency injection and service container for PHP. Manage factories, abstract factories, delegators, aliases, and shared services, with PSR-11 interoperability and robust configuration for complex applications.
Factory-Driven Dependency Injection Container
Frequently asked questions about Laminas Servicemanager
- How does laminas-servicemanager integrate with Laravel’s built-in DI container?
- laminas-servicemanager is PSR-11 compliant, so it works seamlessly with Laravel’s native container. You can replace or extend Laravel’s `bind()`/`singleton()` methods with factories like `InvokableFactory` or `ConfigAbstractFactory` without breaking existing code. The container remains Laravel’s primary DI tool, just enhanced with laminas-servicemanager’s features.
- Can I use laminas-servicemanager to replace Laravel’s service providers entirely?
- No, but you can migrate incrementally. Start by replacing manual service instantiation in providers with laminas-servicemanager factories (e.g., `ConfigAbstractFactory` for complex dependencies). Plugin managers can handle domain-specific groups (e.g., validators), while keeping Laravel’s core providers intact. Full replacement requires careful testing and sequencing.
- What are the performance implications of using abstract factories vs. explicit factories?
- Abstract factories introduce lookup overhead due to dynamic service resolution, which may impact performance in critical paths. For high-frequency services, explicit factories (e.g., `InvokableFactory`) are preferable. Benchmark your use cases—laminas-servicemanager provides tools like `ServiceLocator` to optimize caching where needed.
- How do I enable lazy loading for services like database connections or external APIs?
- Use `LazyServiceFactory` along with `proxy-manager-lts` to defer instantiation until first use. Configure it in your service provider like this: `$container->setFactory(MyService::class, LazyServiceFactory::class, [Dependency::class]);`. This avoids upfront costs for expensive services while maintaining PSR-11 compliance.
- Are there Laravel-specific tools or commands to generate laminas-servicemanager factories?
- Laravel’s built-in `make:provider`, `make:command`, etc., don’t natively support laminas-servicemanager. However, you can create custom Artisan commands or use IDE templates to scaffold factories (e.g., `ConfigAbstractFactory` or `DelegatorFactory`). The package’s plugin manager pattern also reduces boilerplate for homogeneous services.
- What Laravel versions does laminas-servicemanager support?
- laminas-servicemanager is PSR-11 compliant and works with Laravel 8.x and 9.x (PHP 8.0+). For Laravel 7.x, ensure compatibility with PHP 7.4+ and test thoroughly, as some features (e.g., proxy generation) may require adjustments. Always check the package’s `composer.json` for version constraints.
- How do plugin managers differ from vanilla factories, and when should I use them?
- Plugin managers (e.g., `AbstractPluginManager`) group related services (e.g., validators, repositories) under a single interface, enabling dynamic registration and shared configurations. Use them for homogeneous service collections where you need to validate or instantiate services uniformly. Vanilla factories are simpler for one-off dependencies.
- What’s the migration path from Laravel’s native DI to laminas-servicemanager?
- Start by replacing manual instantiation in providers with factories (Phase 1). For example, swap `$app->bind()` with `$container->setFactory()`. In Phase 2, introduce plugin managers for domain-specific groups. Test incrementally—replace one service group at a time to isolate issues. Use Laravel’s config/services.php to merge configurations.
- Does laminas-servicemanager support dependency injection for Laravel middleware or queue jobs?
- Yes. Middleware can use factories via `$container->get()` in the `handle()` method. For queue jobs, bind the job class to a factory in your service provider, then resolve dependencies via Laravel’s `resolve()` helper or the container. Example: `$container->setFactory(MyJob::class, ConfigAbstractFactory::class, ['config' => 'queue.jobs.my_job']);`
- What alternatives exist to laminas-servicemanager for Laravel DI, and why choose this package?
- Alternatives include Laravel’s native container, PHP-DI, or Symfony’s DependencyInjection. laminas-servicemanager stands out for its factory-driven approach (e.g., `InvokableFactory`, `DelegatorFactory`), plugin managers for modularity, and lazy loading via `LazyServiceFactory`. It’s ideal for complex apps needing dynamic service resolution or domain-specific grouping without sacrificing PSR-11 compliance.
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