1 /* 2 * Copyright (C) 2016 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 import java.lang.reflect.Method; 18 import java.lang.reflect.InvocationTargetException; 19 20 public class Main { main(String[] args)21 public static void main(String[] args) throws Exception { 22 Class<?> c = Class.forName("Test"); 23 Method test = c.getDeclaredMethod("test", int[].class); 24 assertIntEquals(-2, (int)test.invoke(null, new Object[] { null })); 25 assertIntEquals(-1, (int)test.invoke(null, new Object[] { new int[0] })); 26 assertIntEquals(42, (int)test.invoke(null, new Object[] { new int[] { 42 } })); 27 28 Method test2 = c.getDeclaredMethod("test2", int[].class, int.class); 29 assertIntEquals(-2, (int)test2.invoke(null, new Object[] { null, 0 })); 30 assertIntEquals(-1, (int)test2.invoke(null, new Object[] { new int[0], 0 })); 31 assertIntEquals(-1, (int)test2.invoke(null, new Object[] { new int[0], 1 })); 32 assertIntEquals(3, (int)test2.invoke(null, new Object[] { new int[] { 42 }, 0 })); 33 } 34 assertIntEquals(int expected, int result)35 public static void assertIntEquals(int expected, int result) { 36 if (expected != result) { 37 throw new Error("Expected: " + expected + ", found: " + result); 38 } 39 } 40 41 // Workaround for non-zero field ids offset in dex file with no fields. Bug: 18051191 42 static final boolean PLACEHOLDER = false; 43 } 44