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1 /* |
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2 * Copyright (c) 2013, 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. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 /* |
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27 * @test |
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28 * @bug 8024437 |
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29 * @summary Inferring the exception thrown by a lambda: sometimes fails to compile |
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30 * @library /tools/javac/lib |
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31 * @build ToolBox |
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32 * @run main ExceptionInferenceFromClassFileTest |
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33 */ |
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34 |
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35 import java.nio.file.Files; |
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36 import java.nio.file.Paths; |
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37 |
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38 public class ExceptionInferenceFromClassFileTest { |
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39 |
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40 static final String ABSrc = |
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41 "class B {\n" + |
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42 " public static <E extends Throwable> void t(A<E> a) throws E {\n" + |
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43 " a.run();\n" + |
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44 " }\n" + |
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45 "}\n" + |
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46 |
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47 "interface A<E extends Throwable> {\n" + |
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48 " void run() throws E;\n" + |
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49 "}"; |
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50 |
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51 static final String CSrc = |
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52 "class C {\n" + |
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53 " public void d() {\n" + |
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54 " B.t(null);\n" + |
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55 " }\n" + |
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56 "}"; |
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57 |
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58 public static void main(String[] args) throws Exception { |
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59 Files.createDirectory(Paths.get("out")); |
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60 |
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61 ToolBox.JavaToolArgs compileABParams = |
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62 new ToolBox.JavaToolArgs() |
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63 .setOptions("-d", "out") |
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64 .setSources(ABSrc); |
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65 ToolBox.javac(compileABParams); |
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66 |
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67 ToolBox.JavaToolArgs compileCParams = |
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68 new ToolBox.JavaToolArgs() |
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69 .setOptions("-d", "out", "-cp", "out") |
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70 .setSources(CSrc); |
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71 ToolBox.javac(compileCParams); |
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72 } |
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73 |
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74 } |