Inspectopedia 2025.3 Help

Constant expression can be evaluated

Reports constant expressions, whose value can be evaluated statically, and suggests replacing them with their actual values. For example, you will be prompted to replace 2 + 2 with 4, or Math.sqrt(9.0) with 3.0.

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.

ConstantExpression
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

Inspection ID: ConstantExpression

New in 2018.1

Inspection options

Here you can find the description of settings available for the Constant expression can be evaluated inspection, and the reference of their default values.

Don't report expressions containing references to defined constants

Option ID:

skipIfContainsReferenceExpression

Default value:

Not selected
Report only compile-time constants

Option ID:

reportOnlyCompileTimeConstants

Default value:

Not selected

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 ConstantExpression

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