1 /* 2 * Copyright (C) 2014 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 { main(String[] args)18 public static void main(String[] args) { 19 System.out.println( 20 "dex2oat & patchoat are " + ((isDex2OatEnabled()) ? "enabled" : "disabled") + 21 ", has oat is " + hasOat() + ", has executable oat is " + hasExecutableOat() + "."); 22 23 if (!hasOat() && isDex2OatEnabled()) { 24 throw new Error("Application with dex2oat enabled runs without an oat file"); 25 } 26 27 System.out.println(functionCall()); 28 } 29 functionCall()30 public static String functionCall() { 31 String arr[] = {"This", "is", "a", "function", "call"}; 32 String ret = ""; 33 for (int i = 0; i < arr.length; i++) { 34 ret = ret + arr[i] + " "; 35 } 36 return ret.substring(0, ret.length() - 1); 37 } 38 39 static { 40 System.loadLibrary("arttest"); 41 } 42 isDex2OatEnabled()43 private native static boolean isDex2OatEnabled(); 44 hasOat()45 private native static boolean hasOat(); 46 hasExecutableOat()47 private native static boolean hasExecutableOat(); 48 } 49