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 package android.signature.cts;
17 
18 import java.util.stream.Stream;
19 
20 /**
21  * Generic class for getting runtime classes that will be matched against
22  * {@link JDiffClassDescription}. {@link ApiComplianceChecker} is using this
23  * when it needs runtime classes.
24  */
25 public abstract class ClassProvider {
26     /**
27      * Get a specific class with the given name.
28      *
29      * @throws ClassNotFoundException
30      */
getClass(String name)31     public Class<?> getClass(String name) throws ClassNotFoundException {
32         return Class.forName(name, false, this.getClass().getClassLoader());
33     }
34 
35     /**
36      * Gets all classes available to this provider.
37      */
getAllClasses()38     public abstract Stream<Class<?>> getAllClasses();
39 
40     /**
41      * Gets all class members available for the given class.
42      */
getAllMembers(Class<?> klass)43     public abstract Stream<DexMember> getAllMembers(Class<?> klass);
44 }
45