/*

 * @test /nodynamiccopyright/

 * @bug 7196163

 * @summary Twr with resource variables as lambda expressions and method references

 * @compile/fail/ref=TwrAndLambda.out -XDrawDiagnostics TwrAndLambda.java

 */

public class TwrAndLambda {

    public static void main(String... args) {

        // Lambda expression

        AutoCloseable v1 = () -> {};

        // Static method reference

        AutoCloseable v2 = TwrAndLambda::close1;

        // Instance method reference

        AutoCloseable v3 = new TwrAndLambda()::close2;

        // Lambda expression which is not AutoCloseable

        Runnable r1 = () -> {};

        // Static method reference which is not AutoCloseable

        Runnable r2 = TwrAndLambda::close1;

        // Instance method reference which is not AutoCloseable

        Runnable r3 = new TwrAndLambda()::close2;

        try (v1) {

        } catch(Exception e) {}

        try (v2) {

        } catch(Exception e) {}

        try (v3) {

        } catch(Exception e) {}

        try (r1) {

        } catch(Exception e) {}

        try (r2) {

        } catch(Exception e) {}

        try (r3) {

        } catch(Exception e) {}

        // lambda invocation

        I i = (x) -> { try(x) { } catch (Exception e) { } };

        i.m(v1);

        i.m(v2);

        i.m(v3);

        i.m(r1);

        i.m(r2);

        i.m(r3);

    }

    static interface I {

        public void m(AutoCloseable r);

    }

    public static void close1() { }

    public void close2() { }

}