Inspectopedia Help

Lambda can be replaced with method call

Reports lambda expressions which can be replaced with a call to a JDK method.

For example, an expression x -> x of type Function<T, T> can be replaced with a Function.identity() call.

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.

LambdaCanBeMethodCall
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 | Java language level migration aids | Java 8

This inspection depends on the Java feature 'Lambda expressions' which is available since Java 8.

New in 2017.1

Availability

By default bundled with

IntelliJ IDEA 2024.1, Qodana for JVM 2024.1,

Can be installed with plugin

Java, 241.18072

Last modified: 18 June 2024