1 /*
   2  * Copyright (c) 2013, 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 8003639
  27  * @summary defaultMethod resolution and verification using an URLClassLoader
  28  * @compile -XDignore.symbol.file=true DefaultMethodRegressionTestsRun.java
  29  * @run main DefaultMethodRegressionTestsRun
  30  */
  31 import java.io.File;
  32 import java.lang.reflect.Method;
  33 import java.net.URL;
  34 import java.net.URLClassLoader;
  35 import java.nio.file.DirectoryStream;
  36 import java.nio.file.Files;
  37 import java.nio.file.Path;
  38 /**
  39  * This test is a variant of DefaultMethodRegressionTests, this one creates
  40  * an URLClassLoader to load the support classes.
  41  *
  42  */
  43 public class DefaultMethodRegressionTestsRun {
  44     public static void main(String... args) throws Exception {
  45         File scratchDir = new File(".");
  46         File testDir = new File(scratchDir, "testdir");
  47         testDir.mkdirs();
  48         File srcFile = new File(new File(System.getProperty("test.src")),
  49                 "DefaultMethodRegressionTests.java");
  50         String[] javacargs = {
  51             srcFile.getAbsolutePath(),
  52             "-d",
  53             testDir.getAbsolutePath()
  54         };
  55         com.sun.tools.javac.Main.compile(javacargs);
  56         runClass(testDir, "DefaultMethodRegressionTests");
  57     }
  58     static void runClass(
  59             File classPath,
  60             String classname) throws Exception {
  61         URL[] urls = {classPath.toURI().toURL()};
  62         ClassLoader loader = new URLClassLoader(urls);
  63         Class<?> c = loader.loadClass(classname);
  64 
  65         Class<?>[] argTypes = new Class<?>[]{String[].class};
  66         Object[] methodArgs = new Object[]{null};
  67 
  68         Method method = c.getMethod("main", argTypes);
  69         method.invoke(c, methodArgs);
  70     }
  71 }