Unnecessary temporary object in conversion to 'String'
Reports unnecessary creation of temporary objects when converting from a primitive type to String.
Example:
String foo = new Integer(3).toString();
After the quick-fix is applied:
String foo = Integer.toString(3);
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.
UnnecessaryTemporaryOnConversionToString- 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.
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 UnnecessaryTemporaryOnConversionToString
More detailed instructions as well as other ways and options that you have can be found in the product documentation:
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Last modified: 18 September 2025