Credential.java revision 3dd85723a1af5537e23e4b05bdc361cce9cd42be 
1package com.android.emailcommon.provider;
2
3import android.content.ContentValues;
4import android.content.Context;
5import android.database.Cursor;
6import android.net.Uri;
7import android.os.Parcel;
8import android.os.Parcelable;
9import android.provider.BaseColumns;
10import android.text.TextUtils;
11
12import com.android.emailcommon.utility.Utility;
13import com.android.mail.utils.LogUtils;
14import com.google.common.base.Objects;
15
16public class Credential extends EmailContent implements Parcelable, BaseColumns {
17
18    public static final String TABLE_NAME = "Credential";
19    public static Uri CONTENT_URI;
20
21    public static final Credential EMPTY = new Credential(-1, "", "", "", 0);
22
23    public static void initCredential() {
24        CONTENT_URI = Uri.parse(EmailContent.CONTENT_URI + "/credential");
25    }
26
27    // This is the Id of the oauth provider. It can be used to lookup an oauth provider
28    // from oauth.xml.
29    public String mProviderId;
30    public String mAccessToken;
31    public String mRefreshToken;
32    // This is the wall clock time, in milliseconds since Midnight, Jan 1, 1970.
33    public long mExpiration;
34
35    // Name of the authentication provider.
36    public static final String PROVIDER_COLUMN = "provider";
37    // Access token.
38    public static final String ACCESS_TOKEN_COLUMN = "accessToken";
39    // Refresh token.
40    public static final String REFRESH_TOKEN_COLUMN = "refreshToken";
41    // Expiration date for these credentials.
42    public static final String EXPIRATION_COLUMN = "expiration";
43
44
45    public interface CredentialQuery {
46        public static final int ID_COLUMN_INDEX = 0;
47        public static final int PROVIDER_COLUMN_INDEX = 1;
48        public static final int ACCESS_TOKEN_COLUMN_INDEX = 2;
49        public static final int REFRESH_TOKEN_COLUMN_INDEX = 3;
50        public static final int EXPIRATION_COLUMN_INDEX = 4;
51
52        public static final String[] PROJECTION = new String[] {
53            _ID,
54            PROVIDER_COLUMN,
55            ACCESS_TOKEN_COLUMN,
56            REFRESH_TOKEN_COLUMN,
57            EXPIRATION_COLUMN
58        };
59    }
60
61    public Credential() {
62        mBaseUri = CONTENT_URI;
63    }
64
65    public Credential(long id, String providerId, String accessToken, String refreshToken,
66            long expiration) {
67        mBaseUri = CONTENT_URI;
68        mId = id;
69        mProviderId = providerId;
70        mAccessToken = accessToken;
71        mRefreshToken = refreshToken;
72        mExpiration = expiration;
73    }
74
75    /**
76     * Restore a Credential from the database, given its unique id
77     * @return the instantiated Credential
78     */
79   public static Credential restoreCredentialsWithId(Context context, long id) {
80       return EmailContent.restoreContentWithId(context, Credential.class,
81               Credential.CONTENT_URI, CredentialQuery.PROJECTION, id);
82   }
83
84   @Override
85   public void restore(Cursor cursor) {
86       mBaseUri = CONTENT_URI;
87       mId = cursor.getLong(CredentialQuery.ID_COLUMN_INDEX);
88       mProviderId = cursor.getString(CredentialQuery.PROVIDER_COLUMN_INDEX);
89       mAccessToken = cursor.getString(CredentialQuery.ACCESS_TOKEN_COLUMN_INDEX);
90       mRefreshToken = cursor.getString(CredentialQuery.REFRESH_TOKEN_COLUMN_INDEX);
91       mExpiration = cursor.getInt(CredentialQuery.EXPIRATION_COLUMN_INDEX);
92   }
93
94   /**
95    * Supports Parcelable
96    */
97   @Override
98   public int describeContents() {
99       return 0;
100   }
101
102   /**
103    * Supports Parcelable
104    */
105   public static final Parcelable.Creator<Credential> CREATOR
106           = new Parcelable.Creator<Credential>() {
107       @Override
108       public Credential createFromParcel(Parcel in) {
109           return new Credential(in);
110       }
111
112       @Override
113       public Credential[] newArray(int size) {
114           return new Credential[size];
115       }
116   };
117
118   @Override
119   public void writeToParcel(Parcel dest, int flags) {
120       // mBaseUri is not parceled
121       dest.writeLong(mId);
122       dest.writeString(mProviderId);
123       dest.writeString(mAccessToken);
124       dest.writeString(mRefreshToken);
125       dest.writeLong(mExpiration);
126   }
127
128   /**
129    * Supports Parcelable
130    */
131   public Credential(Parcel in) {
132       mBaseUri = CONTENT_URI;
133       mId = in.readLong();
134       mProviderId = in.readString();
135       mAccessToken = in.readString();
136       mRefreshToken = in.readString();
137       mExpiration = in.readLong();
138   }
139
140   @Override
141   public boolean equals(Object o) {
142       if (!(o instanceof Credential)) {
143           return false;
144       }
145       Credential that = (Credential)o;
146       return Utility.areStringsEqual(mProviderId, that.mProviderId)
147               && Utility.areStringsEqual(mAccessToken, that.mAccessToken)
148               && Utility.areStringsEqual(mRefreshToken, that.mRefreshToken)
149               && mExpiration == that.mExpiration;
150   }
151
152   @Override
153   public int hashCode() {
154       return Objects.hashCode(mAccessToken, mRefreshToken, mExpiration);
155   }
156
157   @Override
158   public ContentValues toContentValues() {
159       ContentValues values = new ContentValues();
160       if (TextUtils.isEmpty(mProviderId)) {
161           LogUtils.wtf(LogUtils.TAG, "Credential being saved with no provider");
162       }
163       values.put(PROVIDER_COLUMN, mProviderId);
164       values.put(ACCESS_TOKEN_COLUMN, mAccessToken);
165       values.put(REFRESH_TOKEN_COLUMN, mRefreshToken);
166       values.put(EXPIRATION_COLUMN, mExpiration);
167       return values;
168   }
169}
170