69 lines
2.5 KiB
Java
69 lines
2.5 KiB
Java
/*
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* Copyright (C) 2020 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import dalvik.system.PathClassLoader;
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class Main {
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static final String TEST_NAME = "597-app-images-same-classloader";
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static final String DEX_FILE = System.getenv("DEX_LOCATION") + "/" + TEST_NAME + ".jar";
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static final String LIBRARY_SEARCH_PATH = System.getProperty("java.library.path");
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static final String SECONDARY_NAME = TEST_NAME + "-ex";
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static final String SECONDARY_DEX_FILE =
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System.getenv("DEX_LOCATION") + "/" + SECONDARY_NAME + ".jar";
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public static void main(String[] args) throws Exception {
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System.loadLibrary(args[0]);
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testLoadingSecondaryAppImageInLoadedClassLoader();
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}
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public static native boolean checkAppImageLoaded(String name);
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public static native boolean checkAppImageContains(Class<?> klass);
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public static native boolean checkInitialized(Class<?> klass);
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public static void testLoadingSecondaryAppImageInLoadedClassLoader() throws Exception {
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// Initial check that the image isn't already loaded so we don't get bogus results below
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assertFalse("Secondary app image isn't already loaded",
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checkAppImageLoaded(SECONDARY_NAME));
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PathClassLoader pcl = new PathClassLoader(DEX_FILE, LIBRARY_SEARCH_PATH, null);
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pcl.addDexPath(SECONDARY_DEX_FILE);
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assertTrue("Ensure app image is loaded if it should be",
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checkAppImageLoaded(SECONDARY_NAME));
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Class<?> secondaryCls = pcl.loadClass("Secondary");
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assertTrue("Ensure Secondary class is in the app image",
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checkAppImageContains(secondaryCls));
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assertTrue("Ensure Secondary class is preinitialized", checkInitialized(secondaryCls));
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secondaryCls.getDeclaredMethod("go").invoke(null);
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}
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private static void assertTrue(String message, boolean flag) {
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if (flag) {
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return;
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}
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throw new AssertionError(message);
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}
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private static void assertFalse(String message, boolean flag) {
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assertTrue(message, !flag);
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}
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}
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