1 /* 2 * Copyright (C) 2024 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.invoke.MethodHandle; 18 19 import annotations.ConstantMethodHandle; 20 21 public class PlainGet { 22 23 private static int STATIC_FIELD; 24 unreachable()25 private static void unreachable() { 26 throw new AssertionError("unreachable!"); 27 } 28 29 @ConstantMethodHandle( 30 kind = ConstantMethodHandle.INSTANCE_GET, 31 owner = "PlainGet", 32 fieldOrMethodName = "STATIC_FIELD", 33 descriptor = "I") forStaticField()34 private static MethodHandle forStaticField() { 35 unreachable(); 36 return null; 37 } 38 39 @ConstantMethodHandle( 40 kind = ConstantMethodHandle.INSTANCE_GET, 41 owner = "Main", 42 fieldOrMethodName = "privateField", 43 descriptor = "I") inaccessibleInstanceField()44 private static MethodHandle inaccessibleInstanceField() { 45 unreachable(); 46 return null; 47 } 48 49 @ConstantMethodHandle( 50 kind = ConstantMethodHandle.INSTANCE_GET, 51 owner = "Main", 52 fieldOrMethodName = "PRIVATE_STATIC_FIELD", 53 descriptor = "I") inaccessibleStaticField()54 private static MethodHandle inaccessibleStaticField() { 55 unreachable(); 56 return null; 57 } 58 runTests()59 public static void runTests() { 60 try { 61 forStaticField(); 62 unreachable(); 63 } catch (IncompatibleClassChangeError expected) {} 64 65 try { 66 inaccessibleInstanceField(); 67 unreachable(); 68 } catch (IncompatibleClassChangeError expected) {} 69 70 try { 71 inaccessibleStaticField(); 72 unreachable(); 73 } catch (IncompatibleClassChangeError expected) {} 74 } 75 76 } 77