test/tools/javac/lambda/TargetType65.java

Tue, 12 Mar 2013 16:02:43 +0000

author
mcimadamore
date
Tue, 12 Mar 2013 16:02:43 +0000
changeset 1628
5ddecb91d843
parent 0
959103a6100f
permissions
-rw-r--r--

8009545: Graph inference: dependencies between inference variables should be set during incorporation
Summary: Move all transitivity checks into the incorporation round
Reviewed-by: jjg

aoqi@0 1 /*
aoqi@0 2 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
aoqi@0 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0 4 *
aoqi@0 5 * This code is free software; you can redistribute it and/or modify it
aoqi@0 6 * under the terms of the GNU General Public License version 2 only, as
aoqi@0 7 * published by the Free Software Foundation.
aoqi@0 8 *
aoqi@0 9 * This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0 12 * version 2 for more details (a copy is included in the LICENSE file that
aoqi@0 13 * accompanied this code).
aoqi@0 14 *
aoqi@0 15 * You should have received a copy of the GNU General Public License version
aoqi@0 16 * 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0 18 *
aoqi@0 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0 20 * or visit www.oracle.com if you need additional information or have any
aoqi@0 21 * questions.
aoqi@0 22 */
aoqi@0 23
aoqi@0 24 /*
aoqi@0 25 * @test
aoqi@0 26 * @bug 8008723
aoqi@0 27 * @summary Graph Inference: bad graph calculation leads to assertion error
aoqi@0 28 * @compile TargetType65.java
aoqi@0 29 */
aoqi@0 30 class TargetType65 {
aoqi@0 31 interface Predicate<X> {
aoqi@0 32 boolean accepts(X x);
aoqi@0 33 }
aoqi@0 34
aoqi@0 35 static class Optional<T> {
aoqi@0 36 public boolean isPresent() { return false; }
aoqi@0 37 public static<E> Optional<E> empty() { return null; }
aoqi@0 38 }
aoqi@0 39
aoqi@0 40 interface Supplier<X> {
aoqi@0 41 X make();
aoqi@0 42 }
aoqi@0 43
aoqi@0 44 static class Sink<O, T> { }
aoqi@0 45
aoqi@0 46 static class SubSink<R> extends Sink<R, Optional<R>> { }
aoqi@0 47
aoqi@0 48 static class Tester<T, O> {
aoqi@0 49 public static <F> Tester<F, Optional<F>> makeRef() {
aoqi@0 50 return new Tester<>(Optional.empty(), Optional::isPresent, SubSink::new);
aoqi@0 51 }
aoqi@0 52
aoqi@0 53 private Tester(O emptyValue,
aoqi@0 54 Predicate<O> presentPredicate,
aoqi@0 55 Supplier<Sink<T, O>> sinkSupplier) {
aoqi@0 56 }
aoqi@0 57 }
aoqi@0 58 }

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