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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 | |
17 | package android.support.v2.util; |
18 | |
19 | /** |
20 | * Useful debugging utilities that are not available on all versions of Android. |
21 | */ |
22 | public class DebugUtils { |
23 | public static void buildShortClassTag(Object cls, StringBuilder out) { |
24 | if (cls == null) { |
25 | out.append("null"); |
26 | } else { |
27 | String simpleName = cls.getClass().getSimpleName(); |
28 | if (simpleName == null || simpleName.length() <= 0) { |
29 | simpleName = cls.getClass().getName(); |
30 | int end = simpleName.lastIndexOf('.'); |
31 | if (end > 0) { |
32 | simpleName = simpleName.substring(end+1); |
33 | } |
34 | } |
35 | out.append(simpleName); |
36 | out.append('{'); |
37 | out.append(Integer.toHexString(System.identityHashCode(cls))); |
38 | } |
39 | } |
40 | } |