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
17package android.os;
18
19import android.os.Message;
20
21/** @hide */
22public 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
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
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
62    AsyncResult (Object uo, Object r, Throwable ex)
63    {
64        userObj = uo;
65        result = r;
66        exception = ex;
67    }
68}
69