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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
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 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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/*
 * @test
 * @bug 8010303 8062373
 * @summary Graph inference: missing incorporation step causes spurious inference error
 * @compile TargetType69.java
 */
import java.util.*;

class TargetType69 {

    interface Function<X,Y> {
        Y m(X x);
    }

    abstract class TabulationAssertion<T, U> { }

    class GroupedMapAssertion<K, M1 extends Map<K, ?>> extends TabulationAssertion<Integer, M1> {
        GroupedMapAssertion(Function<Integer, K> classifier) { }
    }


    <T, M2 extends Map> void exerciseMapTabulation(Function<T, ? extends M2> collector,
                                                             TabulationAssertion<T, M2> assertion)  { }

    void test(Function<Integer, Integer> classifier, Function<Integer, Map<Integer, List<Integer>>> coll) {
        exerciseMapTabulation(coll, new GroupedMapAssertion<>(classifier));
        exerciseMapTabulation(coll, new GroupedMapAssertion<>(classifier) {});
    }
}