1 /* 2 * Copyright (C) 2017 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 public class Main { 18 public static String TEST_NAME = "158-app-image-class-table"; 19 main(String[] args)20 public static void main(String[] args) { 21 try { 22 Class<?> class_loader_class = Class.forName("dalvik.system.PathClassLoader"); 23 System.loadLibrary(args[0]); 24 } catch (ClassNotFoundException e) { 25 usingRI = true; 26 // Add expected JNI_OnLoad log line to match expected-stdout.txt. 27 System.out.println("JNI_OnLoad called"); 28 } 29 try { 30 // Resolve but do not initialize TestImplementation. During the resolution, 31 // we see the Cloneable in the dex cache, so we do not try to look it up 32 // or resolve it. 33 Class<?> timpl = 34 Class.forName("TestImplementation", false, Main.class.getClassLoader()); 35 // Clear the dex cache resolved types to force a proper lookup the next time 36 // we need to find TestInterface. 37 clearResolvedTypes(timpl); 38 // Force intialization of TestImplementation. This expects the interface type 39 // to be resolved and found through simple lookup. 40 timpl.newInstance(); 41 } catch (Throwable t) { 42 t.printStackTrace(System.out); 43 } 44 } 45 clearResolvedTypes(Class<?> c)46 public static void clearResolvedTypes(Class<?> c) { 47 if (!usingRI) { 48 nativeClearResolvedTypes(c); 49 } 50 } 51 52 private static boolean usingRI = false; 53 nativeClearResolvedTypes(Class<?> c)54 public static native void nativeClearResolvedTypes(Class<?> c); 55 } 56