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intellij-ideajetbrains-idejava-annotations

org.jetbrains.annotations.NotNull instead of javax.annotation.Nonnull when implement method in Intellij IDEA


After recent JetBrains Intellij IDEA updates I found out that when I'm trying to implement method annotated with javax.annotation.Nonnull - IDE implements it with org.jetbrains.annotations.NotNull instead.

Example:

If you have an interface:

import javax.annotation.Nonnull;

interface User {

    @Nonnull
    String getName();
}

it will be implemented as:

import org.jetbrains.annotations.NotNull;

class Customer implements User {

    @NotNull
    @Override
    public String getName() {
        return null;
    } 
}

The question is how to configure IDE to implement methods with strict validation annotation?


Solution

  • Looks like a defect (https://youtrack.jetbrains.com/issue/IDEA-253324) although there is a workaround exist: Inspections > Java > Probable bugs > Nullability problems > @NotNull/@Nullable problems > Configure Annotations. Set javax.annotation.Nullable/javax.annotation.Nonnull as defaults and restart the IDE.