jdk8-mips64-public/langtools: test/tools/javac/T8024437/ExceptionInferenceFromClassFileTest.java@7909abb85562

     1 /*

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     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

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    26 /*

    27  * @test

    28  * @bug 8024437

    29  * @summary Inferring the exception thrown by a lambda: sometimes fails to compile

    30  * @library /tools/javac/lib

    31  * @build ToolBox

    32  * @run main ExceptionInferenceFromClassFileTest

    33  */

    35 import java.nio.file.Files;

    36 import java.nio.file.Paths;

    38 public class ExceptionInferenceFromClassFileTest {

    40     static final String ABSrc =

    41             "class B {\n" +

    42             "    public static <E extends Throwable> void t(A<E> a) throws E {\n" +

    43             "        a.run();\n" +

    44             "    }\n" +

    45             "}\n" +

    47             "interface A<E extends Throwable> {\n" +

    48             "    void run() throws E;\n" +

    49             "}";

    51     static final String CSrc =

    52             "class C {\n" +

    53             "    public void d() {\n" +

    54             "        B.t(null);\n" +

    55             "    }\n" +

    56             "}";

    58     public static void main(String[] args) throws Exception {

    59         Files.createDirectory(Paths.get("out"));

    61         ToolBox.JavaToolArgs compileABParams =

    62                 new ToolBox.JavaToolArgs()

    63                 .setOptions("-d", "out")

    64                 .setSources(ABSrc);

    65         ToolBox.javac(compileABParams);

    67         ToolBox.JavaToolArgs compileCParams =

    68                 new ToolBox.JavaToolArgs()

    69                 .setOptions("-d", "out", "-cp", "out")

    70                 .setSources(CSrc);

    71         ToolBox.javac(compileCParams);

    72     }

    74 }

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