92 lines
4.2 KiB
Java
92 lines
4.2 KiB
Java
/*
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* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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import java.lang.reflect.InvocationTargetException;
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import java.lang.reflect.Method;
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import java.net.URL;
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import java.net.URLClassLoader;
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import java.nio.file.Paths;
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/**
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* This class constructs a scenario where a bundle is accessible on the call
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* stack two levels up from the call to getLogger(), but not on the immediate
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* caller. This tests that getLogger() isn't doing a stack crawl more than one
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* level up to find a bundle.
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*
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* @author Jim Gish
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*/
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public class TwiceIndirectlyLoadABundle {
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private static final String rbName = "StackSearchableResource";
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public boolean loadAndTest() throws Throwable {
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// Find out where we are running from so we can setup the URLClassLoader URLs
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// test.src and test.classes will be set if running in jtreg, but probably
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// not otherwise
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String testDir = System.getProperty("test.src", System.getProperty("user.dir"));
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String testClassesDir = System.getProperty("test.classes",
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System.getProperty("user.dir"));
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URL[] urls = new URL[2];
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// Allow for both jtreg and standalone cases here
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// Unlike the 1-level test where we can get the bundle from the caller's
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// class loader, for this one we don't want to expose the resource directory
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// to the next class. That way we're invoking the LoadItUp2Invoker class
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// from this class that does have access to the resources (two levels
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// up the call stack), but the Invoker itself won't have access to resource
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urls[0] = Paths.get(testDir,"resources").toUri().toURL();
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urls[1] = Paths.get(testClassesDir).toUri().toURL();
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// Make sure we can find it via the URLClassLoader
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URLClassLoader yetAnotherResourceCL = new URLClassLoader(urls, null);
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Class<?> loadItUp2InvokerClazz = Class.forName("LoadItUp2Invoker", true,
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yetAnotherResourceCL);
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ClassLoader actual = loadItUp2InvokerClazz.getClassLoader();
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if (actual != yetAnotherResourceCL) {
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throw new Exception("LoadItUp2Invoker was loaded by an unexpected CL: "
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+ actual);
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}
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Object loadItUp2Invoker = loadItUp2InvokerClazz.newInstance();
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Method setupMethod = loadItUp2InvokerClazz.getMethod("setup",
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urls.getClass(), String.class);
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try {
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// For the next class loader we create, we want to leave off
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// the resources. That way loadItUp2Invoker will have access to
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// them, but the next class won't.
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URL[] noResourceUrl = new URL[1];
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noResourceUrl[0] = urls[1]; // from above -- just the test classes
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setupMethod.invoke(loadItUp2Invoker, noResourceUrl, rbName);
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} catch (InvocationTargetException ex) {
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throw ex.getTargetException();
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}
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Method testMethod = loadItUp2InvokerClazz.getMethod("test");
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try {
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return (Boolean) testMethod.invoke(loadItUp2Invoker);
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} catch (InvocationTargetException ex) {
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throw ex.getTargetException();
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}
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}
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}
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