Inspectopedia 2025.3 Help

Marker interface

Reports marker interfaces without any methods or fields.

Such interfaces may be confusing and typically indicate a design failure.

The inspection ignores interfaces that extend two or more interfaces and interfaces that specify the generic type of their superinterface.

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.

MarkerInterface
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 | Java | Class structure

Inspection ID: MarkerInterface

Suppressing Inspection

You can suppress this inspection by placing the following comment marker before the code fragment where you no longer want messages from this inspection to appear:

//noinspection MarkerInterface

More detailed instructions as well as other ways and options that you have can be found in the product documentation:

Inspection Details

By default bundled with:

IntelliJ IDEA 2025.3, Qodana for JVM 2025.3,

Last modified: 03 December 2025