1 /*
2  * Copyright (C) 2020 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 com.android.apksig.internal.apk;
18 
19 import com.android.apksig.ApkVerificationIssue;
20 
21 import java.security.cert.X509Certificate;
22 import java.util.ArrayList;
23 import java.util.List;
24 
25 /**
26  * Base implementation of an APK signer.
27  */
28 public class ApkSignerInfo {
29     public int index;
30     public long timestamp;
31     public List<X509Certificate> certs = new ArrayList<>();
32     public List<X509Certificate> certificateLineage = new ArrayList<>();
33 
34     private final List<ApkVerificationIssue> mInfoMessages = new ArrayList<>();
35     private final List<ApkVerificationIssue> mWarnings = new ArrayList<>();
36     private final List<ApkVerificationIssue> mErrors = new ArrayList<>();
37 
38     /**
39      * Adds a new {@link ApkVerificationIssue} as an error to this signer using the provided {@code
40      * issueId} and {@code params}.
41      */
addError(int issueId, Object... params)42     public void addError(int issueId, Object... params) {
43         mErrors.add(new ApkVerificationIssue(issueId, params));
44     }
45 
46     /**
47      * Adds a new {@link ApkVerificationIssue} as a warning to this signer using the provided {@code
48      * issueId} and {@code params}.
49      */
addWarning(int issueId, Object... params)50     public void addWarning(int issueId, Object... params) {
51         mWarnings.add(new ApkVerificationIssue(issueId, params));
52     }
53 
54     /**
55      * Adds a new {@link ApkVerificationIssue} as an info message to this signer config using the
56      * provided {@code issueId} and {@code params}.
57      */
addInfoMessage(int issueId, Object... params)58     public void addInfoMessage(int issueId, Object... params) {
59         mInfoMessages.add(new ApkVerificationIssue(issueId, params));
60     }
61 
62     /**
63      * Returns {@code true} if any errors were encountered during verification for this signer.
64      */
containsErrors()65     public boolean containsErrors() {
66         return !mErrors.isEmpty();
67     }
68 
69     /**
70      * Returns {@code true} if any warnings were encountered during verification for this signer.
71      */
containsWarnings()72     public boolean containsWarnings() {
73         return !mWarnings.isEmpty();
74     }
75 
76     /**
77      * Returns {@code true} if any info messages were encountered during verification of this
78      * signer.
79      */
containsInfoMessages()80     public boolean containsInfoMessages() {
81         return !mInfoMessages.isEmpty();
82     }
83 
84     /**
85      * Returns the errors encountered during verification for this signer.
86      */
getErrors()87     public List<? extends ApkVerificationIssue> getErrors() {
88         return mErrors;
89     }
90 
91     /**
92      * Returns the warnings encountered during verification for this signer.
93      */
getWarnings()94     public List<? extends ApkVerificationIssue> getWarnings() {
95         return mWarnings;
96     }
97 
98     /**
99      * Returns the info messages encountered during verification of this signer.
100      */
getInfoMessages()101     public List<? extends ApkVerificationIssue> getInfoMessages() {
102         return mInfoMessages;
103     }
104 }
105