1*795d594fSAndroid Build Coastguard Worker /* 2*795d594fSAndroid Build Coastguard Worker * Copyright 2016 The Android Open Source Project 3*795d594fSAndroid Build Coastguard Worker * 4*795d594fSAndroid Build Coastguard Worker * Licensed under the Apache License, Version 2.0 (the "License"); 5*795d594fSAndroid Build Coastguard Worker * you may not use this file except in compliance with the License. 6*795d594fSAndroid Build Coastguard Worker * You may obtain a copy of the License at 7*795d594fSAndroid Build Coastguard Worker * 8*795d594fSAndroid Build Coastguard Worker * http://www.apache.org/licenses/LICENSE-2.0 9*795d594fSAndroid Build Coastguard Worker * 10*795d594fSAndroid Build Coastguard Worker * Unless required by applicable law or agreed to in writing, software 11*795d594fSAndroid Build Coastguard Worker * distributed under the License is distributed on an "AS IS" BASIS, 12*795d594fSAndroid Build Coastguard Worker * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13*795d594fSAndroid Build Coastguard Worker * See the License for the specific language governing permissions and 14*795d594fSAndroid Build Coastguard Worker * limitations under the License. 15*795d594fSAndroid Build Coastguard Worker */ 16*795d594fSAndroid Build Coastguard Worker 17*795d594fSAndroid Build Coastguard Worker import java.lang.reflect.*; 18*795d594fSAndroid Build Coastguard Worker public class Main { main(String[] args)19*795d594fSAndroid Build Coastguard Worker public static void main(String[] args) { 20*795d594fSAndroid Build Coastguard Worker Class<?> c = null; 21*795d594fSAndroid Build Coastguard Worker try { 22*795d594fSAndroid Build Coastguard Worker c = Class.forName("ConcreteClass"); 23*795d594fSAndroid Build Coastguard Worker } catch (Exception e) { 24*795d594fSAndroid Build Coastguard Worker System.out.println("Could not load class"); 25*795d594fSAndroid Build Coastguard Worker e.printStackTrace(System.out); 26*795d594fSAndroid Build Coastguard Worker return; 27*795d594fSAndroid Build Coastguard Worker } 28*795d594fSAndroid Build Coastguard Worker try { 29*795d594fSAndroid Build Coastguard Worker Method m = c.getMethod("runReal"); 30*795d594fSAndroid Build Coastguard Worker System.out.println((String)m.invoke(c.newInstance(), new Object[0])); 31*795d594fSAndroid Build Coastguard Worker } catch (Exception e) { 32*795d594fSAndroid Build Coastguard Worker System.out.println("Unknown exception occurred"); 33*795d594fSAndroid Build Coastguard Worker e.printStackTrace(System.out); 34*795d594fSAndroid Build Coastguard Worker } 35*795d594fSAndroid Build Coastguard Worker try { 36*795d594fSAndroid Build Coastguard Worker Method m = c.getMethod("runConflict"); 37*795d594fSAndroid Build Coastguard Worker try { 38*795d594fSAndroid Build Coastguard Worker System.out.println((String)m.invoke(c.newInstance(), new Object[0])); 39*795d594fSAndroid Build Coastguard Worker } catch (InvocationTargetException e) { 40*795d594fSAndroid Build Coastguard Worker throw e.getCause(); 41*795d594fSAndroid Build Coastguard Worker } 42*795d594fSAndroid Build Coastguard Worker } catch (AbstractMethodError e) { 43*795d594fSAndroid Build Coastguard Worker System.out.println("Unexpected AME caught"); 44*795d594fSAndroid Build Coastguard Worker e.printStackTrace(System.out); 45*795d594fSAndroid Build Coastguard Worker } catch (NoSuchMethodError e) { 46*795d594fSAndroid Build Coastguard Worker System.out.println("Unexpected NSME caught"); 47*795d594fSAndroid Build Coastguard Worker e.printStackTrace(System.out); 48*795d594fSAndroid Build Coastguard Worker } catch (IncompatibleClassChangeError e) { 49*795d594fSAndroid Build Coastguard Worker System.out.println("Expected ICCE caught"); 50*795d594fSAndroid Build Coastguard Worker } catch (Throwable e) { 51*795d594fSAndroid Build Coastguard Worker System.out.println("Unknown exception caught!"); 52*795d594fSAndroid Build Coastguard Worker e.printStackTrace(System.out); 53*795d594fSAndroid Build Coastguard Worker } 54*795d594fSAndroid Build Coastguard Worker } 55*795d594fSAndroid Build Coastguard Worker } 56