Externalizable class with 'readObject()' or 'writeObject()'

Reports Externalizable classes that define readObject() or writeObject() methods. These methods are not called for serialization of Externalizable objects.

Example:

  abstract class Crucial implements Externalizable {
    int value;
    private void readObject(ObjectInputStream in) {
      value = in.readInt();
    }
  }

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.

ExternalizableClassWithSerializationMethods

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 | Serialization issues

Inspection Details
By default bundled with:	IntelliJ IDEA 2024.3, Qodana for JVM 2024.3,
Can be installed with plugin:	Java, 243.23126

Last modified: 03 December 2024