Injection point with ambiguous dependencies

Reports injection points in bean classes that have ambiguous dependencies.

Locating this inspection

By ID

Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

CdiInjectionPointsInspection

Via Settings dialog

Path to the inspection settings via IntelliJ Platform IDE Settings dialog, when you need to adjust inspection settings directly from your IDE.

Settings or Preferences | Editor | Inspections | CDI (Contexts and Dependency Injection)

Example:

  interface Engine {}

  @Singleton
  class GasEngine implements Engine {}

  @Singleton
  class ElectricEngine implements Engine {}

  @Singleton
  class Car {
    @Inject Engine engine; // Ambiguous dependency: there are multiple beans that match the injection point
  }

Availability

By default bundled with: IntelliJ IDEA 2024.1, Qodana for JVM 2024.1,
Can be installed with plugin: Jakarta EE: Contexts and Dependency Injection (CDI), 241.18072

Last modified: 18 June 2024