}
        if (getExcludedConfigurations() != null) {
            copy.setExcludedConfigurations(Sets.newHashSet(getExcludedConfigurations()));
        }
        if (getIncludeSpecs() != null) {
            copy.setIncludeSpecs(Sets.newHashSet(getIncludeSpecs()));
        }
        if (getExcludeSpecs() != null) {
            copy.setExcludeSpecs(Sets.newHashSet(getExcludeSpecs()));
        }
        if (getRequiredAttributes() != null) {

        this.excludedConfigurations = excludedConfigurations;
    }

    @Nullable
    Set<ContentSpec> getIncludeSpecs() {
        return includeSpecs;
    }

    void setIncludeSpecs(@Nullable Set<ContentSpec> includeSpecs) {
        this.includeSpecs = includeSpecs;
    }

    @Nullable
    Set<ContentSpec> getExcludeSpecs() {
        return excludeSpecs;
    }