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
17package dexfuzz.program;
18
19import dexfuzz.program.mutators.CodeMutator;
20
21/**
22 * Mutation should be subclassed by an AssociatedMutation in each CodeMutator,
23 * which will describe the parameters of the mutation, and override the getString()
24 * and parseString() methods here to allow serialization of the mutations.
25 */
26public abstract class Mutation {
27
28  public MutatableCode mutatableCode;
29
30  // The first field of any serialized mutation - the mutator that uses it.
31  public Class<? extends CodeMutator> mutatorClass;
32  // The second field of any serialized mutation...
33  // This is an index into the Program's list of MutatableCodes
34  // i.e., it is NOT an index into the DEX file's CodeItems!
35  public int mutatableCodeIdx;
36
37  public void setup(Class<? extends CodeMutator> mutatorClass, MutatableCode mutatableCode) {
38    this.mutatorClass = mutatorClass;
39    this.mutatableCode = mutatableCode;
40    this.mutatableCodeIdx = mutatableCode.mutatableCodeIdx;
41  }
42
43  public abstract String getString();
44
45  public abstract void parseString(String[] elements);
46}