1 /* |
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2 * Copyright (c) 2003, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. |
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8 * |
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9 * This code is distributed in the hope that it will be useful, but WITHOUT |
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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12 * version 2 for more details (a copy is included in the LICENSE file that |
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13 * accompanied this code). |
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14 * |
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15 * You should have received a copy of the GNU General Public License version |
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16 * 2 along with this work; if not, write to the Free Software Foundation, |
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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18 * |
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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20 * or visit www.oracle.com if you need additional information or have any |
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21 * questions. |
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22 */ |
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23 |
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24 /* |
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25 * @test |
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26 * @bug 4916607 |
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27 * @summary Test casts (legal, warning, and errors) |
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28 * @author gafter |
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29 * |
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30 * @compile/fail CastFail12.java |
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31 */ |
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32 |
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33 import java.util.*; |
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34 |
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35 class CastTest { |
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36 |
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37 // --- Transferring parameters via supertypes --- |
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38 |
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39 private interface CA<T> { } |
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40 private interface CB<T> extends CA<T> { } |
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41 private interface CC<T> extends CA<T> { } |
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42 |
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43 private class CD<T> implements CB<T> { } |
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44 private interface CE<T> extends CC<T> { } |
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45 |
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46 private interface CF<S> { } |
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47 private interface CG<T> { } |
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48 private class CH<S, T> implements CF<S>, CG<T> { } |
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49 private interface CI<S> extends CF<S> { } |
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50 private interface CJ<T> extends CG<T> { } |
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51 private interface CK<S, T> extends CI<S>, CJ<T> { } |
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52 |
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53 private void supertypeParameterTransfer() { |
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54 Object o; |
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55 CE<?> ce = (CD<?>) null; // <<fail 12>> |
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56 } |
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57 |
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58 } |
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