Inspectopedia 2025.2 Help

Unchecked warning

Reports code on which an unchecked warning will be issued by the javac compiler. Every unchecked warning may potentially trigger ClassCastException at runtime.

Example:

List items = Arrays.asList("string", "string"); List<Integer> numbers = Collections.unmodifiableList(items); // unchecked assignment

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.

-unchecked
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 | Compiler issues

Inspection options

Here you can find the description of settings available for the Unchecked warning inspection, and the reference of their default values.

Ignore unchecked assignment

Default value:

Not selected
Ignore unchecked generics array creation for vararg parameter

Default value:

Not selected
Ignore unchecked call as member of raw type

Default value:

Not selected
Ignore unchecked cast

Default value:

Not selected
Ignore unchecked overriding

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 -unchecked

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 2025.2, Qodana for JVM 2025.2,

Last modified: 18 September 2025