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 dexfuzz.fuzzers;
18 
19 import dexfuzz.Options;
20 import dexfuzz.listeners.BaseListener;
21 
22 /**
23  * Superclass for fuzzing strategies that perform multiple fuzzes, and want
24  * their inputs to come from the input list in a round-robin fashion.
25  */
26 public abstract class FuzzerMultiple extends Fuzzer {
27   protected int iterations;
28 
FuzzerMultiple(BaseListener listener)29   protected FuzzerMultiple(BaseListener listener) {
30     super(listener);
31   }
32 
33   @Override
getNextInputFilename()34   protected String getNextInputFilename() {
35     String inputFile = Options.inputFileList.get(0);
36     if (Options.inputFileList.size() > 1) {
37       int nextIndex = iterations % Options.inputFileList.size();
38       inputFile = Options.inputFileList.get(nextIndex);
39     }
40     listener.handleFuzzingFile(inputFile);
41     return inputFile;
42   }
43 }
44