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Copy constructor misses field

Reports copy constructors that don't copy all the fields of the class.

final fields with initializers and transient fields are considered unnecessary to copy.


class Point { private int x; private int y; Point(int x, int y) { this.x = x; this.y = y; } Point(Point other) { // fields x and y are not initialized } }

Locating this inspection


Can be used to locate inspection in e.g. Qodana configuration files, where you can quickly enable or disable it, or adjust its settings.

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

New in 2018.1


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