Github user serranom commented on a diff in the pull request:
https://github.com/apache/twill/pull/1#discussion_r75601503
--- Diff:
twill-core/src/test/java/org/apache/twill/internal/utils/ApplicationBundlerTest.java
---
@@ -68,6 +71,56 @@ public void testFindDependencies() throws IOException,
ClassNotFoundException {
Assert.assertNotSame(classLoader, clz.getClassLoader());
}
+ @Test
+ public void testSameJar() throws IOException, ClassNotFoundException {
+ File dir1 = tmpDir.newFolder();
+ File dir2 = tmpDir.newFolder();
+ File j1 = new File(dir1, "samename.jar");
+ File j2 = new File(dir2, "samename.jar");
+
+ createJar(Class1.class, j1);
+ createJar(Class2.class, j2);
+
+ ClassLoader currentClassLoader =
Thread.currentThread().getContextClassLoader();
+ Location location;
+
+ try {
+ URL[] urls = new URL[] { j1.toURI().toURL(), j2.toURI().toURL() };
+ Thread.currentThread().setContextClassLoader(new
URLClassLoader(urls, null));
+
+ // create bundle
+ location = new
LocalLocationFactory(tmpDir.newFolder()).create("test.jar");
+ ApplicationBundler bundler = new
ApplicationBundler(ImmutableList.<String> of());
+ bundler.createBundle(location, Class1.class, Class2.class);
+
+ } finally {
+ Thread.currentThread().setContextClassLoader(currentClassLoader);
+ }
+
+ File targetDir = tmpDir.newFolder();
+ unjar(new File(location.toURI()), targetDir);
+
+ // should be able to load both classes
+ ClassLoader classLoader = createClassLoader(targetDir);
+ Class<?> c1 = classLoader.loadClass(Class1.class.getName());
+ Class<?> c2 = classLoader.loadClass(Class2.class.getName());
+
+ // make sure we are loading them from the correct class loader (not
defaulting back to some classloader
+ // from the test
+ Assert.assertSame(classLoader, c1.getClassLoader());
+ Assert.assertSame(classLoader, c2.getClassLoader());
+ }
+
+ private void createJar(Class<?> clazz, File jarFile) throws IOException {
+ try (JarOutputStream jos = new JarOutputStream(new
FileOutputStream(jarFile))) {
+ String pathname = clazz.getName().replace(".", "/") + ".class";
+ JarEntry entry = new JarEntry(pathname);
+ jos.putNextEntry(entry);
+ IOUtils.copy(clazz.getClassLoader().getResourceAsStream(pathname),
jos);
--- End diff --
I will switch to guava. And fix the resource stream.
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