test/tools/javac/lambda/TargetType01.java

changeset 1415
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child 1510
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1414:843d3b191773 1415:01c9d4161882
1 /*
2 * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23
24 /*
25 * @test
26 * @bug 8003280
27 * @summary Add lambda tests
28 * check nested case of overload resolution and lambda parameter inference
29 * @author Maurizio Cimadamore
30 * @compile TargetType01.java
31 */
32
33 class TargetType01 {
34
35 interface Func<A,B> {
36 B call(A a);
37 }
38
39 interface F_I_I extends Func<Integer,Integer> {}
40 interface F_S_S extends Func<String,String> {}
41
42 static Integer M(F_I_I f){ return null; }
43 static String M(F_S_S f){ return null; }
44
45 static {
46 //ambiguity here - the compiler does not try all the combinations!
47 M(x1 -> { return M( x2 -> { return x1 + x2; });});
48 }
49 }

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