Method reference can be replaced with lambda

Reports method references, like MyClass::myMethod and myObject::myMethod, and suggests replacing them with an equivalent lambda expression.

Lambda expressions can be easier to modify than method references.

Example:

System.out::println

After the quick-fix is applied:

s -> System.out.println(s)

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.

MethodRefCanBeReplacedWithLambda

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 | Code style issues

By default, this inspection does not highlight the code in the editor, but only provides a quick-fix.

This inspection depends on the following Java features:

These features are available since Java 8.

Inspection Details
By default bundled with:	IntelliJ IDEA 2024.3, Qodana for JVM 2024.3,
Can be installed with plugin:	Java, 243.23126

Last modified: 03 December 2024