| /* |
| * Copyright 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| import java.lang.reflect.*; |
| public class Main { |
| public static void main(String[] args) { |
| Class<?> c = null; |
| try { |
| c = Class.forName("ConcreteClass"); |
| } catch (Exception e) { |
| System.out.println("Could not load class"); |
| e.printStackTrace(System.out); |
| return; |
| } |
| try { |
| Method m = c.getMethod("runReal"); |
| System.out.println((String)m.invoke(c.newInstance(), new Object[0])); |
| } catch (Exception e) { |
| System.out.println("Unknown exception occurred"); |
| e.printStackTrace(System.out); |
| } |
| try { |
| Method m = c.getMethod("runConflict"); |
| try { |
| System.out.println((String)m.invoke(c.newInstance(), new Object[0])); |
| } catch (InvocationTargetException e) { |
| throw e.getCause(); |
| } |
| } catch (AbstractMethodError e) { |
| System.out.println("Unexpected AME caught"); |
| e.printStackTrace(System.out); |
| } catch (NoSuchMethodError e) { |
| System.out.println("Unexpected NSME caught"); |
| e.printStackTrace(System.out); |
| } catch (IncompatibleClassChangeError e) { |
| System.out.println("Expected ICCE caught"); |
| } catch (Throwable e) { |
| System.out.println("Unknown exception caught!"); |
| e.printStackTrace(System.out); |
| } |
| } |
| } |