1 /* 2 * Copyright (C) 2006 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 package android.os; 18 19 import android.os.Message; 20 21 /** @hide */ 22 public class AsyncResult 23 { 24 25 /*************************** Instance Variables **************************/ 26 27 // Expect either exception or result to be null 28 public Object userObj; 29 public Throwable exception; 30 public Object result; 31 32 /***************************** Class Methods *****************************/ 33 34 /** Saves and sets m.obj */ 35 public static AsyncResult forMessage(Message m, Object r, Throwable ex)36 forMessage(Message m, Object r, Throwable ex) 37 { 38 AsyncResult ret; 39 40 ret = new AsyncResult (m.obj, r, ex); 41 42 m.obj = ret; 43 44 return ret; 45 } 46 47 /** Saves and sets m.obj */ 48 public static AsyncResult forMessage(Message m)49 forMessage(Message m) 50 { 51 AsyncResult ret; 52 53 ret = new AsyncResult (m.obj, null, null); 54 55 m.obj = ret; 56 57 return ret; 58 } 59 60 /** please note, this sets m.obj to be this */ 61 public AsyncResult(Object uo, Object r, Throwable ex)62 AsyncResult (Object uo, Object r, Throwable ex) 63 { 64 userObj = uo; 65 result = r; 66 exception = ex; 67 } 68 } 69