LambdaSerializationBugTest.java

package lambdaserialization;

import org.junit.Test;

import java.io.IOException;
import java.io.Serializable;
import java.util.function.Supplier;

public class LambdaSerializationBugTest {

    @Test
    public void testSerializationBug() throws IOException, ClassNotFoundException {
        Supplier<String> s1 = (Supplier & Serializable) new FirstChild()::getFoo;
        Supplier<String> s2 = (Supplier & Serializable) new SecondChild()::getFoo;

        Utils.serializeAndDeserialize(s2);
    }

    public static class Parent {
        public String getFoo() {
            return "foo";
        }
    }

    public static class FirstChild extends Parent implements Serializable {

    }

    public static class SecondChild extends Parent implements Serializable {

    }
}

https://bugs.openjdk.java.net/browse/JDK-8154236