1 /*
2  * Copyright (C) 2018 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.server.wm;
18 
19 import android.content.ComponentName;
20 
21 public class ComponentNameUtils {
22 
23     /**
24      * Get component's activity name.
25      *
26      * @return the activity name of {@code componentName}, such as "contextPackage/.SimpleClassName"
27      *     or "contextPackage/FullyClassName".
28      */
getActivityName(ComponentName componentName)29     public static String getActivityName(ComponentName componentName) {
30         return componentName.flattenToShortString();
31     }
32 
33     /**
34      * Get component's window mane.
35      *
36      * @return the window name of {@code componentName}, such that "contextPackage/FullyClassName".
37      */
getWindowName(ComponentName componentName)38     public static String getWindowName(ComponentName componentName) {
39         return componentName.flattenToString();
40     }
41 
42     /**
43      * Get component's simple class name suitable for logging tag.
44      *
45      * @return the simple class name of {@code componentName} that has no '.'.
46      */
getLogTag(ComponentName componentName)47     public static String getLogTag(ComponentName componentName) {
48         final String className = componentName.getClassName();
49         final int pos = className.lastIndexOf('.');
50         return pos >= 0 ? className.substring(pos + 1) : className;
51     }
52 }
53