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Use of shallow or 'Objects' methods with arrays

Reports expressions that seem to use an inappropriate method for determining array equality or calculating their hashcode.

The following method calls are reported:

  • Object.equals() for any arrays

  • Arrays.equals() for multidimensional arrays

  • Arrays.hashCode() for multidimensional arrays

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.

ArrayObjectsEquals
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 | Probable bugs

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
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