Abstract method with missing implementations

Reports abstract methods that are not implemented in every concrete subclass.

This results in a compile-time error on the subclasses; the inspection reports the problem at the point of the abstract method, allowing faster detection of the problem.

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.

AbstractMethodWithMissingImplementations

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 | Inheritance issues

Inspection Details
By default bundled with:	IntelliJ IDEA 2024.3, Qodana for JVM 2024.3,
Can be installed with plugin:	Java, 243.26483

01 April 2025