Duplicate switch case

Reports duplicated expressions in case labels for switch statements.

switch (n) {
  case 1: //duplicate
    break
  case 1: //duplicate
    System.out.println("2")
    break
  default:
    System.out.println("default");
}

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.

GroovyDuplicateSwitchBranch

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 | Groovy | Validity issues

Inspection Details
By default bundled with:	IntelliJ IDEA 2024.3, Qodana for JVM 2024.3,
Can be installed with plugin:	Groovy, 243.26483

Duplicate switch case﻿

Locating this inspection﻿

Duplicate switch case

Locating this inspection