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 // Class loader that returns Helper2.class when asked to load "Test". 18 public class MisbehavingLoader extends DefiningLoader { 19 private DefiningLoader defining_loader; 20 21 public MisbehavingLoader(ClassLoader parent, DefiningLoader defining_loader) { 22 super(parent); 23 this.defining_loader = defining_loader; 24 } 25 26 protected Class<?> findClass(String name) throws ClassNotFoundException 27 { 28 if (name.equals("Helper1") || name.equals("Helper2")) { 29 return super.findClass(name); 30 } else if (name.equals("Test")) { 31 throw new Error("Unexpected MisbehavingLoader.findClass(\"Test\")"); 32 } 33 return super.findClass(name); 34 } 35 36 protected Class<?> loadClass(String name, boolean resolve) 37 throws ClassNotFoundException 38 { 39 if (name.equals("Helper1") || name.equals("Helper2")) { 40 return super.loadClass(name, resolve); 41 } else if (name.equals("Test")) { 42 // Ask for a different class. 43 return defining_loader.loadClass("Helper2", resolve); 44 } 45 return super.loadClass(name, resolve); 46 } 47 } 48
