001    package org.jetbrains.jet.lang.resolve;
002    
003    import org.jetbrains.annotations.NotNull;
004    import org.jetbrains.jet.lang.descriptors.CallableDescriptor;
005    
006    public interface ExternalOverridabilityCondition {
007        boolean isOverridable(@NotNull CallableDescriptor superDescriptor, @NotNull CallableDescriptor subDescriptor);
008    }