1/*
2 * Copyright (C) 2014 Dominik Schürmann <dominik@dominikschuermann.de>
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 org.openintents.openpgp;
18
19import android.os.Parcel;
20import android.os.Parcelable;
21
22/**
23 * Parcelable versioning has been copied from Dashclock Widget
24 * https://code.google.com/p/dashclock/source/browse/api/src/main/java/com/google/android/apps/dashclock/api/ExtensionData.java
25 */
26public class OpenPgpError implements Parcelable {
27 /**
28 * Since there might be a case where new versions of the client using the library getting
29 * old versions of the protocol (and thus old versions of this class), we need a versioning
30 * system for the parcels sent between the clients and the providers.
31 */
32 public static final int PARCELABLE_VERSION = 1;
33
34 // possible values for errorId
35 public static final int CLIENT_SIDE_ERROR = -1;
36 public static final int GENERIC_ERROR = 0;
37 public static final int INCOMPATIBLE_API_VERSIONS = 1;
38 public static final int NO_OR_WRONG_PASSPHRASE = 2;
39 public static final int NO_USER_IDS = 3;
40
41 int errorId;
42 String message;
43
44 public OpenPgpError() {
45 }
46
47 public OpenPgpError(int errorId, String message) {
48 this.errorId = errorId;
49 this.message = message;
50 }
51
52 public OpenPgpError(OpenPgpError b) {
53 this.errorId = b.errorId;
54 this.message = b.message;
55 }
56
57 public int getErrorId() {
58 return errorId;
59 }
60
61 public void setErrorId(int errorId) {
62 this.errorId = errorId;
63 }
64
65 public String getMessage() {
66 return message;
67 }
68
69 public void setMessage(String message) {
70 this.message = message;
71 }
72
73 public int describeContents() {
74 return 0;
75 }
76
77 public void writeToParcel(Parcel dest, int flags) {
78 /**
79 * NOTE: When adding fields in the process of updating this API, make sure to bump
80 * {@link #PARCELABLE_VERSION}.
81 */
82 dest.writeInt(PARCELABLE_VERSION);
83 // Inject a placeholder that will store the parcel size from this point on
84 // (not including the size itself).
85 int sizePosition = dest.dataPosition();
86 dest.writeInt(0);
87 int startPosition = dest.dataPosition();
88 // version 1
89 dest.writeInt(errorId);
90 dest.writeString(message);
91 // Go back and write the size
92 int parcelableSize = dest.dataPosition() - startPosition;
93 dest.setDataPosition(sizePosition);
94 dest.writeInt(parcelableSize);
95 dest.setDataPosition(startPosition + parcelableSize);
96 }
97
98 public static final Creator<OpenPgpError> CREATOR = new Creator<OpenPgpError>() {
99 public OpenPgpError createFromParcel(final Parcel source) {
100 int parcelableVersion = source.readInt();
101 int parcelableSize = source.readInt();
102 int startPosition = source.dataPosition();
103
104 OpenPgpError error = new OpenPgpError();
105 error.errorId = source.readInt();
106 error.message = source.readString();
107
108 // skip over all fields added in future versions of this parcel
109 source.setDataPosition(startPosition + parcelableSize);
110
111 return error;
112 }
113
114 public OpenPgpError[] newArray(final int size) {
115 return new OpenPgpError[size];
116 }
117 };
118}