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import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import java.util.Collection;
class Bar3 {
public void foo(@Nullable Object element) {
final String elementType = element != null ? element.toString() : null;
if (elementType == someString()) {
System.out.println(<warning descr="Method invocation 'element.hashCode()' may produce 'java.lang.NullPointerException'">element.hashCode()</warning>);
}
}
String someString() { return <warning descr="'null' is returned by the method which is not declared as @Nullable">null</warning>; }
}
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