RawPartial.java

import org.checkerframework.checker.initialization.qual.*;
import org.checkerframework.checker.nullness.qual.*;

public class RawPartial {

    public RawPartial() {
        //:: error: (method.invocation.invalid)
        foo1();
        foo2();
        foo3();
        foo4();
    }

    public void foo1() {}

    public void foo2(
            @Raw(RawPartial.class) @UnknownInitialization(RawPartial.class) RawPartial this) {}

    public void foo3(
            @Raw(RawPartial.class) @UnknownInitialization(RawPartial.class) RawPartial this) {}

    public void foo4(
            @Raw(RawPartial.class) @UnknownInitialization(RawPartial.class) RawPartial this) {}

    public static void main(String[] args) {
        new SubRP();
    }
}

class SubRP extends RawPartial {

    @NonNull String f;

    public SubRP() {
        f = "";
    }

    @Override
    //:: error: (override.receiver.invalid)
    public void foo2() {
        f.toLowerCase();
    }

    @Override
    public void foo3(@Raw(RawPartial.class) @UnknownInitialization(RawPartial.class) SubRP this) {
        //:: error: (dereference.of.nullable)
        f.toLowerCase();
    }

    @Override
    public void foo4(@Raw @UnknownInitialization SubRP this) {
        //:: error: (dereference.of.nullable)
        f.toLowerCase();
    }
}