1 /*
2  * Copyright (C) 2017 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 package com.android.wallpaper.util;
17 
18 /**
19  * Analyzes Throwables.
20  */
21 public class ThrowableAnalyzer {
22 
23     /**
24      * Returns true if the given Throwable or if any Throwables in its cause chain is an
25      * OutOfMemoryError.
26      */
isOOM(Throwable throwable)27     public static boolean isOOM(Throwable throwable) {
28         // An OOM could have been in any "cause" of the Throwable so dig through all the causes to
29         // make sure.
30         while (throwable != null) {
31             if (throwable instanceof OutOfMemoryError) {
32                 return true;
33             }
34             throwable = throwable.getCause();
35         }
36 
37         return false;
38     }
39 }
40