1 /* 2 * Copyright (C) 2011 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 package android.os; 17 18 import java.lang.reflect.Field; 19 20 /** 21 * Class allowing access to package-protected methods/fields. 22 */ 23 public class Looper_Accessor { 24 cleanupThread()25 public static void cleanupThread() { 26 // clean up the looper 27 Looper.sThreadLocal.remove(); 28 try { 29 Field sMainLooper = Looper.class.getDeclaredField("sMainLooper"); 30 sMainLooper.setAccessible(true); 31 sMainLooper.set(null, null); 32 } catch (SecurityException e) { 33 catchReflectionException(); 34 } catch (IllegalArgumentException e) { 35 catchReflectionException(); 36 } catch (NoSuchFieldException e) { 37 catchReflectionException(); 38 } catch (IllegalAccessException e) { 39 catchReflectionException(); 40 } 41 42 } 43 catchReflectionException()44 private static void catchReflectionException() { 45 assert(false); 46 } 47 } 48