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.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  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).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 /**
  27  * @test
  28  * @bug 8003639
  29  * @summary defaultMethod resolution and verification using an URLClassLoader
  30  * @compile -XDignore.symbol.file=true DefaultMethodRegressionTestsRun.java
  31  * @run main DefaultMethodRegressionTestsRun
  32  */
  33 import java.io.File;
  34 import java.lang.reflect.Method;
  35 import java.net.URL;
  36 import java.net.URLClassLoader;
  37 import java.nio.file.DirectoryStream;
  38 import java.nio.file.Files;
  39 import java.nio.file.Path;
  40 /**
  41  * This test is a variant of DefaultMethodRegressionTests, this one creates
  42  * an URLClassLoader to load the support classes.
  43  *
  44  */
  45 public class DefaultMethodRegressionTestsRun {
  46     public static void main(String... args) throws Exception {
  47         File scratchDir = new File(".");
  48         File testDir = new File(scratchDir, "testdir");
  49         testDir.mkdirs();
  50         File srcFile = new File(new File(System.getProperty("test.src")),
  51                 "DefaultMethodRegressionTests.java");
  52         String[] javacargs = {
  53             srcFile.getAbsolutePath(),
  54             "-d",
  55             testDir.getAbsolutePath()
  56         };
  57         com.sun.tools.javac.Main.compile(javacargs);
  58         DirectoryStream<Path> ds = Files.newDirectoryStream(testDir.toPath());
  59         for (Path p : ds) {
  60             System.out.println(p);
  61         }
  62         runClass(testDir, "DefaultMethodRegressionTests");
  63     }
  64     static void runClass(
  65             File classPath,
  66             String classname) throws Exception {
  67         URL[] urls = {classPath.toURI().toURL()};
  68         ClassLoader loader = new URLClassLoader(urls);
  69         Class<?> c = loader.loadClass(classname);
  70 
  71         Class<?>[] argTypes = new Class<?>[]{String[].class};
  72         Object[] methodArgs = new Object[]{null};
  73 
  74         Method method = c.getMethod("main", argTypes);
  75         method.invoke(c, methodArgs);
  76     }
  77 }