{
  "code": null,
  "collection": "architecture",
  "href": "https://banes-lab.com/ontology#architecture-service-locator-pattern",
  "id": "service-locator-pattern",
  "kind": "pattern",
  "layer": {
    "href": "https://banes-lab.com/ontology/schema#layer-extensibility-core",
    "json": "https://banes-lab.com/json/records/layer/extensibility-core",
    "label": "Extensibility Core",
    "markdown": "https://banes-lab.com/records/layer/extensibility-core.md",
    "ref": "layer:extensibility-core"
  },
  "name": "Service Locator Pattern",
  "ref": "architecture:service-locator-pattern",
  "relations": [
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-registry",
          "json": "https://banes-lab.com/json/records/lexicon/registry",
          "label": "Registry",
          "markdown": "https://banes-lab.com/records/lexicon/registry.md",
          "ref": "lexicon:registry"
        }
      ],
      "relation": "requires"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-runtime-lookup",
          "json": "https://banes-lab.com/json/records/lexicon/runtime-lookup",
          "label": "Runtime Lookup",
          "markdown": "https://banes-lab.com/records/lexicon/runtime-lookup.md",
          "ref": "lexicon:runtime-lookup"
        }
      ],
      "relation": "reinforces"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-late-resolution",
          "json": "https://banes-lab.com/json/records/lexicon/late-resolution",
          "label": "Late Resolution",
          "markdown": "https://banes-lab.com/records/lexicon/late-resolution.md",
          "ref": "lexicon:late-resolution"
        }
      ],
      "relation": "enables"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology#architecture-testability",
          "json": "https://banes-lab.com/json/records/architecture/testability",
          "label": "Testability",
          "markdown": "https://banes-lab.com/records/architecture/testability.md",
          "ref": "architecture:testability"
        },
        {
          "href": "https://banes-lab.com/ontology#architecture-dependency-inversion",
          "json": "https://banes-lab.com/json/records/architecture/dependency-inversion",
          "label": "Dependency Inversion Principle (DIP)",
          "markdown": "https://banes-lab.com/records/architecture/dependency-inversion.md",
          "ref": "architecture:dependency-inversion"
        },
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-explicit-dependencies",
          "json": "https://banes-lab.com/json/records/lexicon/explicit-dependencies",
          "label": "Explicit Dependencies",
          "markdown": "https://banes-lab.com/records/lexicon/explicit-dependencies.md",
          "ref": "lexicon:explicit-dependencies"
        }
      ],
      "relation": "tensions-with"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/schema#tension-service-locator-pattern-testability",
          "json": "https://banes-lab.com/json/records/tension/service-locator-pattern-testability",
          "label": "Service Locator Pattern / Testability",
          "markdown": "https://banes-lab.com/records/tension/service-locator-pattern-testability.md",
          "ref": "tension:service-locator-pattern-testability"
        },
        {
          "href": "https://banes-lab.com/ontology/schema#tension-dependency-inversion-principle-dip-service-locator-pattern",
          "json": "https://banes-lab.com/json/records/tension/dependency-inversion-principle-dip-service-locator-pattern",
          "label": "Service Locator Pattern / Dependency Inversion Principle (DIP)",
          "markdown": "https://banes-lab.com/records/tension/dependency-inversion-principle-dip-service-locator-pattern.md",
          "ref": "tension:dependency-inversion-principle-dip-service-locator-pattern"
        },
        {
          "href": "https://banes-lab.com/ontology/schema#tension-explicit-dependencies-service-locator-pattern",
          "json": "https://banes-lab.com/json/records/tension/explicit-dependencies-service-locator-pattern",
          "label": "Service Locator Pattern / Explicit Dependencies",
          "markdown": "https://banes-lab.com/records/tension/explicit-dependencies-service-locator-pattern.md",
          "ref": "tension:explicit-dependencies-service-locator-pattern"
        }
      ],
      "relation": "tensions"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-hidden-dependency",
          "json": "https://banes-lab.com/json/records/lexicon/hidden-dependency",
          "label": "Hidden Dependency",
          "markdown": "https://banes-lab.com/records/lexicon/hidden-dependency.md",
          "ref": "lexicon:hidden-dependency"
        }
      ],
      "relation": "violated-by"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology#architecture-dependency-injection",
          "json": "https://banes-lab.com/json/records/architecture/dependency-injection",
          "label": "Dependency Injection",
          "markdown": "https://banes-lab.com/records/architecture/dependency-injection.md",
          "ref": "architecture:dependency-injection"
        }
      ],
      "relation": "refactored-by"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology/schema#vocabulary-severity-discouraged",
          "json": "https://banes-lab.com/json/records/vocabulary/severity-discouraged",
          "label": "discouraged",
          "markdown": "https://banes-lab.com/records/vocabulary/severity-discouraged.md",
          "ref": "vocabulary:severity-discouraged"
        }
      ],
      "relation": "severity"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology#architecture-category-plugin-extensibility-ioc",
          "json": "https://banes-lab.com/json/records/architecture-category/plugin-extensibility-ioc",
          "label": "Plugin / Extensibility / IoC",
          "markdown": "https://banes-lab.com/records/architecture-category/plugin-extensibility-ioc.md",
          "ref": "architecture-category:plugin-extensibility-ioc"
        }
      ],
      "relation": "category"
    },
    {
      "links": [
        {
          "href": "https://banes-lab.com/ontology#architecture-category-correctness-determinism-verification",
          "json": "https://banes-lab.com/json/ontology/principles/architecture-category-correctness-determinism-verification",
          "label": "Correctness / Determinism / Verification",
          "markdown": "https://banes-lab.com/ontology/principles/architecture-category-correctness-determinism-verification.md",
          "ref": "chapter:/ontology#architecture-category-correctness-determinism-verification"
        },
        {
          "href": "https://banes-lab.com/ontology#architecture-category-solid-object-oriented-design",
          "json": "https://banes-lab.com/json/ontology/principles/architecture-category-solid-object-oriented-design",
          "label": "SOLID / Object-Oriented Design",
          "markdown": "https://banes-lab.com/ontology/principles/architecture-category-solid-object-oriented-design.md",
          "ref": "chapter:/ontology#architecture-category-solid-object-oriented-design"
        },
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-category-causality-ordering-distributed-time",
          "json": "https://banes-lab.com/json/ontology/lexicon/lexicon-category-causality-ordering-distributed-time",
          "label": "Causality / Ordering / Distributed Time",
          "markdown": "https://banes-lab.com/ontology/lexicon/lexicon-category-causality-ordering-distributed-time.md",
          "ref": "chapter:/ontology/lexicon#lexicon-category-causality-ordering-distributed-time"
        },
        {
          "href": "https://banes-lab.com/ontology/lexicon#lexicon-category-plugin-extensibility-ioc",
          "json": "https://banes-lab.com/json/ontology/lexicon/lexicon-category-plugin-extensibility-ioc",
          "label": "Plugin / Extensibility / IoC",
          "markdown": "https://banes-lab.com/ontology/lexicon/lexicon-category-plugin-extensibility-ioc.md",
          "ref": "chapter:/ontology/lexicon#lexicon-category-plugin-extensibility-ioc"
        },
        {
          "href": "https://banes-lab.com/ontology/schema#the-vocabulary-severity",
          "json": "https://banes-lab.com/json/ontology/schema/the-vocabulary-severity",
          "label": "Severity levels",
          "markdown": "https://banes-lab.com/ontology/schema/the-vocabulary-severity.md",
          "ref": "chapter:/ontology/schema#the-vocabulary-severity"
        },
        {
          "href": "https://banes-lab.com/ontology/schema#the-resolutions",
          "json": "https://banes-lab.com/json/ontology/schema/the-resolutions",
          "label": "The resolutions",
          "markdown": "https://banes-lab.com/ontology/schema/the-resolutions.md",
          "ref": "chapter:/ontology/schema#the-resolutions"
        }
      ],
      "relation": "linked-from"
    }
  ],
  "summary": "A design pattern in which code fetches its dependencies from a global registry at the point of use.",
  "siblings": {
    "next": {
      "href": "https://banes-lab.com/ontology#architecture-feature-toggle",
      "json": "https://banes-lab.com/json/records/architecture/feature-toggle",
      "label": "Feature Toggle",
      "markdown": "https://banes-lab.com/records/architecture/feature-toggle.md",
      "ref": "architecture:feature-toggle"
    },
    "previous": {
      "href": "https://banes-lab.com/ontology#architecture-registry-pattern",
      "json": "https://banes-lab.com/json/records/architecture/registry-pattern",
      "label": "Registry Pattern",
      "markdown": "https://banes-lab.com/records/architecture/registry-pattern.md",
      "ref": "architecture:registry-pattern"
    }
  },
  "up": {
    "href": null,
    "json": "https://banes-lab.com/json/api/records/architecture",
    "label": "Architecture principles",
    "markdown": "https://banes-lab.com/api/records/architecture.md",
    "ref": "api:records/architecture"
  },
  "aliases": [],
  "exemplar": {
    "after": "class FooController {\n  constructor(private readonly store: FooStore) {}\n  save(foo: Foo) { return this.store.save(foo); }\n}",
    "before": "class FooController {\n  save(foo: Foo) {\n    const store = serviceLocator.resolve<FooStore>(\"FooStore\");\n    return store.save(foo);\n  }\n}",
    "lang": "ts",
    "medium": "code"
  },
  "formedBy": null,
  "scope": [
    "runtime",
    "dependency access"
  ],
  "severity": "discouraged"
}