1 /*
2  * Copyright (C) 2014 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.print.cts.services;
18 
19 public class SecondPrintService extends StubbablePrintService {
20 
21     private static final Object sLock = new Object();
22 
23     private static PrintServiceCallbacks sCallbacks;
24 
setCallbacks(PrintServiceCallbacks callbacks)25     public static void setCallbacks(PrintServiceCallbacks callbacks) {
26         synchronized (sLock) {
27             sCallbacks = callbacks;
28         }
29     }
30 
31     @Override
getCallbacks()32     protected PrintServiceCallbacks getCallbacks() {
33         synchronized (sLock) {
34             if (sCallbacks != null) {
35                 sCallbacks.setService(this);
36             }
37             return sCallbacks;
38         }
39     }
40 }
41