Method can have varargs parameter

Reports methods that can be converted to variable arity methods.

Example:

void process(String name, Object[] objects);

After the quick-fix is applied:

void process(String name, Object... objects);

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.

MethodCanBeVariableArityMethod

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.

This inspection depends on the Java feature 'Variable arity methods', which is available since Java 5.

Inspection ID: MethodCanBeVariableArityMethod

Inspection options

Here you can find the description of settings available for the Method can have varargs parameter inspection, and the reference of their default values.

Ignore parameters with type byte[] or short[]

Option ID:

ignoreByteAndShortArrayParameters

Default value:

Not selected

Ignore methods overriding/implementing a super method

Option ID:

ignoreOverridingMethods

Default value:

Not selected

Only report 'public' methods

Option ID:

onlyReportPublicMethods

Default value:

Not selected

Ignore methods with multiple array parameters

Option ID:

ignoreMultipleArrayParameters

Default value:

Not selected

Ignore multidimensional array parameters

Option ID:

ignoreMultiDimensionalArrayParameters

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 MethodCanBeVariableArityMethod

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

IntelliJ IDEA 2025.3

Inspection Details
By default bundled with:	IntelliJ IDEA 2025.3, Qodana for JVM 2025.3,

Last modified: 03 December 2025