android.content.ContentValues#getAsString ( )源码实例Demo

/**
 * {@link Cols.Package#NAME} is not included in the database here, because
 * it is included only in the {@link PackageTable}, since there are large
 * cross-table queries needed to handle the complexity of multiple repos
 * potentially serving the same apps.
 */
@Override
public Uri insert(@NonNull Uri uri, ContentValues values) {

    if (MATCHER.match(uri) != CODE_LIST) {
        throw new UnsupportedOperationException("Insert not supported for " + uri + ".");
    }

    if (!values.containsKey(Cols.Package.NAME)) {
        throw new IllegalStateException("Package name not provided to InstalledAppProvider");
    }

    String packageName = values.getAsString(Cols.Package.NAME);
    long packageId = PackageProvider.Helper.ensureExists(getContext(), packageName);
    values.remove(Cols.Package.NAME);
    values.put(Cols.PACKAGE_ID, packageId);

    verifyVersionNameNotNull(values);

    db().replaceOrThrow(getTableName(), null, values);

    AppProvider.Helper.calcSuggestedApk(getContext(), packageName);

    return getAppUri(values.getAsString(Cols.Package.NAME));
}
 

private long addBookmark(ContentValues values) {
    String url = values.getAsString(BookmarkColumns.URL);
    String title = values.getAsString(BookmarkColumns.TITLE);
    boolean isFolder = false;
    if (values.containsKey(BOOKMARK_IS_FOLDER_PARAM)) {
        isFolder = values.getAsBoolean(BOOKMARK_IS_FOLDER_PARAM);
    }
    long parentId = INVALID_BOOKMARK_ID;
    if (values.containsKey(BOOKMARK_PARENT_ID_PARAM)) {
        parentId = values.getAsLong(BOOKMARK_PARENT_ID_PARAM);
    }
    long id = nativeAddBookmark(mNativeChromeBrowserProvider, url, title, isFolder, parentId);
    if (id == INVALID_BOOKMARK_ID) return id;

    if (isFolder) {
        updateLastModifiedBookmarkFolder(id);
    } else {
        updateLastModifiedBookmarkFolder(parentId);
    }
    return id;
}
 

@Override
public DateTime getFrom(ContentValues values)
{
    Long timestamp = values.getAsLong(mTimestampField);
    if (timestamp == null)
    {
        // if the time stamp is null we return null
        return null;
    }
    // create a new Time for the given time zone, falling back to UTC if none is given
    String timezone = mTzField == null ? null : values.getAsString(mTzField);
    DateTime value = new DateTime(timezone == null ? DateTime.UTC : TimeZone.getTimeZone(timezone), timestamp);

    // cache mAlldayField locally
    String allDayField = mAllDayField;

    // set the allday flag appropriately
    Integer allDayInt = allDayField == null ? null : values.getAsInteger(allDayField);

    if ((allDayInt != null && allDayInt != 0) || (allDayField == null && mAllDayDefault))
    {
        value = value.toAllDay();
    }

    return value;
}
 

private void handleTransfer(ContentValues contentValues, XC_LoadPackage.LoadPackageParam lpparam) throws IOException, XmlPullParserException, PackageManager.NameNotFoundException, InterruptedException, JSONException {
    if (!PreferencesUtils.receiveTransfer()) {
        return;
    }
    JSONObject wcpayinfo = new XmlToJson.Builder(contentValues.getAsString("content")).build()
            .getJSONObject("msg").getJSONObject("appmsg").getJSONObject("wcpayinfo");

    int paysubtype = wcpayinfo.getInt("paysubtype");
    if (paysubtype != 1) {
        return;
    }

    String transactionId = wcpayinfo.getString("transcationid");
    String transferId = wcpayinfo.getString("transferid");
    int invalidtime = wcpayinfo.getInt("invalidtime");

    if (null == requestCaller) {
        Class networkRequestClass = XposedHelpers.findClass(HookParams.getInstance().NetworkRequestClassName, lpparam.classLoader);
        requestCaller = callStaticMethod(networkRequestClass, HookParams.getInstance().GetNetworkByModelMethod);
    }

    String talker = contentValues.getAsString("talker");

    Class getTransferRequestClass = XposedHelpers.findClass(HookParams.getInstance().GetTransferRequestClassName, lpparam.classLoader);
    callMethod(requestCaller, HookParams.getInstance().RequestCallerMethod, newInstance(getTransferRequestClass, transactionId, transferId, 0, "confirm", talker, invalidtime), 0);
}
 

public String addAlarmCSV_row( ContentValues alarm )
{
    String quote = "\"";
    String separator = ", ";
    //noinspection UnnecessaryLocalVariable
    String line = alarm.getAsString(KEY_ALARM_TYPE) + separator +
                  alarm.getAsInteger(KEY_ALARM_ENABLED) + separator +
                  alarm.getAsLong(KEY_ALARM_DATETIME_ADJUSTED) + separator +
                  alarm.getAsLong(KEY_ALARM_DATETIME) + separator +
                  alarm.getAsInteger(KEY_ALARM_DATETIME_HOUR) + separator +
                  alarm.getAsInteger(KEY_ALARM_DATETIME_MINUTE) + separator +
                  quote + alarm.getAsString(KEY_ALARM_LABEL) + quote + separator +
                  alarm.getAsInteger(KEY_ALARM_REPEATING) + separator +
                  quote + alarm.getAsString(KEY_ALARM_REPEATING_DAYS) + quote + separator +
                  alarm.getAsString(KEY_ALARM_SOLAREVENT) + separator +
                  alarm.getAsString(KEY_ALARM_TIMEZONE) + separator +
                  quote + alarm.getAsString(KEY_ALARM_PLACELABEL) + quote + separator +
                  alarm.getAsString(KEY_ALARM_LATITUDE) + separator +
                  alarm.getAsString(KEY_ALARM_LONGITUDE) + separator +
                  alarm.getAsString(KEY_ALARM_ALTITUDE) + separator +
                  alarm.getAsInteger(KEY_ALARM_VIBRATE) + separator +
                  alarm.getAsString(KEY_ALARM_RINGTONE_NAME) + separator +
                  alarm.getAsString(KEY_ALARM_RINGTONE_URI);
    return line;
}
 

private long addBookmark(ContentValues values) {
    String url = values.getAsString(BookmarkColumns.URL);
    String title = values.getAsString(BookmarkColumns.TITLE);
    boolean isFolder = false;
    if (values.containsKey(BOOKMARK_IS_FOLDER_PARAM)) {
        isFolder = values.getAsBoolean(BOOKMARK_IS_FOLDER_PARAM);
    }
    long parentId = INVALID_BOOKMARK_ID;
    if (values.containsKey(BOOKMARK_PARENT_ID_PARAM)) {
        parentId = values.getAsLong(BOOKMARK_PARENT_ID_PARAM);
    }
    long id = nativeAddBookmark(mNativeChromeBrowserProvider, url, title, isFolder, parentId);
    if (id == INVALID_BOOKMARK_ID) return id;

    if (isFolder) {
        updateLastModifiedBookmarkFolder(id);
    } else {
        updateLastModifiedBookmarkFolder(parentId);
    }
    return id;
}
 

/**
 * Create a WordListMetadata from the contents of a ContentValues.
 *
 * If this lacks any required field, IllegalArgumentException is thrown.
 */
public static WordListMetadata createFromContentValues(@Nonnull final ContentValues values) {
    final String id = values.getAsString(MetadataDbHelper.WORDLISTID_COLUMN);
    final Integer type = values.getAsInteger(MetadataDbHelper.TYPE_COLUMN);
    final String description = values.getAsString(MetadataDbHelper.DESCRIPTION_COLUMN);
    final Long lastUpdate = values.getAsLong(MetadataDbHelper.DATE_COLUMN);
    final Long fileSize = values.getAsLong(MetadataDbHelper.FILESIZE_COLUMN);
    final String rawChecksum = values.getAsString(MetadataDbHelper.RAW_CHECKSUM_COLUMN);
    final String checksum = values.getAsString(MetadataDbHelper.CHECKSUM_COLUMN);
    final int retryCount = values.getAsInteger(MetadataDbHelper.RETRY_COUNT_COLUMN);
    final String localFilename = values.getAsString(MetadataDbHelper.LOCAL_FILENAME_COLUMN);
    final String remoteFilename = values.getAsString(MetadataDbHelper.REMOTE_FILENAME_COLUMN);
    final Integer version = values.getAsInteger(MetadataDbHelper.VERSION_COLUMN);
    final Integer formatVersion = values.getAsInteger(MetadataDbHelper.FORMATVERSION_COLUMN);
    final Integer flags = values.getAsInteger(MetadataDbHelper.FLAGS_COLUMN);
    final String locale = values.getAsString(MetadataDbHelper.LOCALE_COLUMN);
    if (null == id
            || null == type
            || null == description
            || null == lastUpdate
            || null == fileSize
            || null == checksum
            || null == localFilename
            || null == remoteFilename
            || null == version
            || null == formatVersion
            || null == flags
            || null == locale) {
        throw new IllegalArgumentException();
    }
    return new WordListMetadata(id, type, description, lastUpdate, fileSize, rawChecksum,
            checksum, retryCount, localFilename, remoteFilename, version, formatVersion,
            flags, locale);
}
 

@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
    Log.d(TAG, "update caller=" + getCallingPackageName() + " table=" + uri.getLastPathSegment()
            + " name=" + values.getAsString("name") + " value=" + values.getAsString("value"));
    if (uri.equals(MAIN_URI)) {
        databaseHelper.put("main", values);
    } else if (uri.equals(OVERRIDE_URI)) {
        databaseHelper.put("override", values);
    }
    String name = values.getAsString("name");
    cache.remove(name);
    Iterator<String> iterator = cachedPrefixes.iterator();
    while (iterator.hasNext()) if (name.startsWith(iterator.next())) iterator.remove();
    return 1;
}
 

@Override
public Uri insert(Uri arg0, ContentValues values) {
    String key = values.getAsString("key");
    String value = values.getAsString("value");
    getContext().getSharedPreferences(MODEL_KEY, Context.MODE_PRIVATE).edit().putString(key, value).apply();
    return null;
}
 

public AlarmClockItem(@Nullable Context context, ContentValues alarm)
{
    rowID = alarm.getAsLong(AlarmDatabaseAdapter.KEY_ROWID);
    type = AlarmType.valueOf(alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_TYPE), AlarmType.ALARM);
    enabled = (alarm.getAsInteger(AlarmDatabaseAdapter.KEY_ALARM_ENABLED) == 1);
    label = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_LABEL);

    repeating = (alarm.getAsInteger(AlarmDatabaseAdapter.KEY_ALARM_REPEATING) == 1);
    setRepeatingDays(alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_REPEATING_DAYS));

    alarmtime = alarm.getAsLong(AlarmDatabaseAdapter.KEY_ALARM_DATETIME_ADJUSTED);
    timestamp = alarm.getAsLong(AlarmDatabaseAdapter.KEY_ALARM_DATETIME);
    hour = alarm.getAsInteger(AlarmDatabaseAdapter.KEY_ALARM_DATETIME_HOUR);
    minute = alarm.getAsInteger(AlarmDatabaseAdapter.KEY_ALARM_DATETIME_MINUTE);
    offset = alarm.getAsLong(AlarmDatabaseAdapter.KEY_ALARM_DATETIME_OFFSET);

    String locLat = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_LATITUDE);
    String locLon = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_LONGITUDE);
    if (locLat !=  null && locLon != null)
    {
        String locLabel = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_PLACELABEL);
        String locAlt = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_ALTITUDE);
        location = new Location(locLabel, locLat, locLon, locAlt);

        if (context != null) {
            location.setUseAltitude(WidgetSettings.loadLocationAltitudeEnabledPref(context, 0));
        }

    } else location = null;

    String eventString = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_SOLAREVENT);
    event = SolarEvents.valueOf(eventString, null);

    timezone = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_TIMEZONE);

    vibrate = (alarm.getAsInteger(AlarmDatabaseAdapter.KEY_ALARM_VIBRATE) == 1);
    ringtoneName = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_RINGTONE_NAME);
    ringtoneURI = alarm.getAsString(AlarmDatabaseAdapter.KEY_ALARM_RINGTONE_URI);
}
 

@Override
public Uri insert(Uri uri, ContentValues values) {
    if (!contentProviderEnabled()) return null;
    if (mContentUriMatcher.match(uri) != REQUESTED) return null;
    String url = values.getAsString("url");
    if (requestInsert(url)) {
        // TODO(aberent): If we ever make the 'requested' table readable then we might want to
        // change this to a more conventional content URI (with a row number).
        return uri.buildUpon().appendPath(url).build();
    } else {
        return null;
    }
}
 

static BookmarkRow fromContentValues(ContentValues values) {
    BookmarkRow row = new BookmarkRow();
    if (values.containsKey(BookmarkColumns.URL)) {
        row.mUrl = values.getAsString(BookmarkColumns.URL);
    }
    if (values.containsKey(BookmarkColumns.BOOKMARK)) {
        row.mIsBookmark = values.getAsInteger(BookmarkColumns.BOOKMARK) != 0;
    }
    if (values.containsKey(BookmarkColumns.CREATED)) {
        row.mCreated = values.getAsLong(BookmarkColumns.CREATED);
    }
    if (values.containsKey(BookmarkColumns.DATE)) {
        row.mDate = values.getAsLong(BookmarkColumns.DATE);
    }
    if (values.containsKey(BookmarkColumns.FAVICON)) {
        row.mFavicon = values.getAsByteArray(BookmarkColumns.FAVICON);
        // We need to know that the caller set the favicon column.
        if (row.mFavicon == null) {
            row.mFavicon = new byte[0];
        }
    }
    if (values.containsKey(BookmarkColumns.TITLE)) {
        row.mTitle = values.getAsString(BookmarkColumns.TITLE);
    }
    if (values.containsKey(BookmarkColumns.VISITS)) {
        row.mVisits = values.getAsInteger(BookmarkColumns.VISITS);
    }
    if (values.containsKey(BOOKMARK_PARENT_ID_PARAM)) {
        row.mParentId = values.getAsLong(BOOKMARK_PARENT_ID_PARAM);
    }
    return row;
}
 

@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
    if (!canHandleContentProviderApiCall() || !hasWriteAccess()) return 0;

    // Check for invalid id values if provided.
    long bookmarkId = getContentUriId(uri);
    if (bookmarkId == INVALID_CONTENT_PROVIDER_ID) return 0;

    int match = mUriMatcher.match(uri);
    int result;
    switch (match) {
        case URI_MATCH_BOOKMARKS_ID:
            String url = null;
            if (values.containsKey(BookmarkColumns.URL)) {
                url = values.getAsString(BookmarkColumns.URL);
            }
            String title = values.getAsString(BookmarkColumns.TITLE);
            long parentId = INVALID_BOOKMARK_ID;
            if (values.containsKey(BOOKMARK_PARENT_ID_PARAM)) {
                parentId = values.getAsLong(BOOKMARK_PARENT_ID_PARAM);
            }
            result = nativeUpdateBookmark(mNativeChromeBrowserProvider, bookmarkId, url, title,
                    parentId);
            updateLastModifiedBookmarkFolder(parentId);
            break;
        case URL_MATCH_API_BOOKMARK_ID:
            result = updateBookmarkFromAPI(values, buildWhereClause(bookmarkId, selection),
                    selectionArgs);
            break;
        case URL_MATCH_API_BOOKMARK:
            result = updateBookmarkFromAPI(values, selection, selectionArgs);
            break;
        case URL_MATCH_API_SEARCHES_ID:
            result = updateSearchTermFromAPI(values, buildWhereClause(bookmarkId, selection),
                    selectionArgs);
            break;
        case URL_MATCH_API_SEARCHES:
            result = updateSearchTermFromAPI(values, selection, selectionArgs);
            break;
        case URL_MATCH_API_HISTORY_CONTENT:
            result = updateBookmarkFromAPI(values, buildHistoryWhereClause(selection),
                    selectionArgs);
            break;
        case URL_MATCH_API_HISTORY_CONTENT_ID:
            result = updateBookmarkFromAPI(values,
                    buildHistoryWhereClause(bookmarkId, selection), selectionArgs);
            break;
        case URL_MATCH_API_BOOKMARK_CONTENT:
            result = updateBookmarkFromAPI(values, buildBookmarkWhereClause(selection),
                    selectionArgs);
            break;
        case URL_MATCH_API_BOOKMARK_CONTENT_ID:
            result = updateBookmarkFromAPI(values,
                    buildBookmarkWhereClause(bookmarkId, selection), selectionArgs);
            break;
        default:
            throw new IllegalArgumentException(TAG + ": update - unknown URL " + uri);
    }
    if (result != 0) notifyChange(uri);
    return result;
}
 

@Override
protected void onQueryComplete(int token, Object cookie, Cursor cursor) {
    super.onQueryComplete(token, cookie, cursor);

    if (token == TOKEN_CHECK_SAVED_STATUS) {
        ContentValues values = ((ContentValues) cookie);

        if (cursor != null && cursor.getCount() != 0) {

            String url = values.getAsString(OfflinerDBHelper.REQUEST_URL);

            // request already saved for offline, update associated json.
            this.startUpdate(
                    TOKEN_UPDATE_ALREADY_SAVED_REQUEST,
                    null,
                    getUri(OfflinerDBHelper.TABLE_CACHE),
                    values,
                    OfflinerDBHelper.REQUEST_URL + " = '" + url + "'", null);

            if (mDebug) {
                Log.d(TAG, "---> ASYNC UPDATE FOR OFFLINE ");
            }
        } else {

            // request never saved, add associated json body for offline usage.
            this.startInsert(
                    TOKEN_SAVE_NEW_REQUEST,
                    null,
                    getUri(OfflinerDBHelper.TABLE_CACHE),
                    values
            );

            if (mDebug) {
                Log.d(TAG, "---> ASYNC INSERT FOR OFFLINE ");
            }
        }
    }

    if (mDebug) {
        Log.d(TAG, "Key : " + ((ContentValues) cookie).getAsString(OfflinerDBHelper.REQUEST_URL));
        Log.d(TAG, "Value : " + ((ContentValues) cookie).getAsString(OfflinerDBHelper.REQUEST_RESULT));
    }

    if (cursor != null) {
        cursor.close();
    }
}
 

@Override
public Uri insert(Uri uri, ContentValues values) {
    if (DEBUG) {
        Slog.v(LOG_TAG, "insert() for user: " + UserHandle.getCallingUserId());
    }

    String table = getValidTableOrThrow(uri);

    // If a legacy table that is gone, done.
    if (REMOVED_LEGACY_TABLES.contains(table)) {
        return null;
    }

    String name = values.getAsString(Settings.Secure.NAME);
    if (!isKeyValid(name)) {
        return null;
    }

    String value = values.getAsString(Settings.Secure.VALUE);

    switch (table) {
        case TABLE_GLOBAL: {
            if (insertGlobalSetting(name, value, null, false,
                    UserHandle.getCallingUserId(), false)) {
                return Uri.withAppendedPath(Settings.Global.CONTENT_URI, name);
            }
        } break;

        case TABLE_SECURE: {
            if (insertSecureSetting(name, value, null, false,
                    UserHandle.getCallingUserId(), false)) {
                return Uri.withAppendedPath(Settings.Secure.CONTENT_URI, name);
            }
        } break;

        case TABLE_SYSTEM: {
            if (insertSystemSetting(name, value, UserHandle.getCallingUserId())) {
                return Uri.withAppendedPath(Settings.System.CONTENT_URI, name);
            }
        } break;

        default: {
            throw new IllegalArgumentException("Bad Uri path:" + uri);
        }
    }

    return null;
}
 

private boolean parseProviderList(Uri url, ContentValues initialValues, int desiredUser) {
    String value = initialValues.getAsString(Settings.Secure.VALUE);
    String newProviders = null;
    if (value != null && value.length() > 1) {
        char prefix = value.charAt(0);
        if (prefix == '+' || prefix == '-') {
            // skip prefix
            value = value.substring(1);

            // read list of enabled providers into "providers"
            String providers = "";
            String[] columns = {Settings.Secure.VALUE};
            String where = Settings.Secure.NAME + "=\'" + Settings.Secure.LOCATION_PROVIDERS_ALLOWED + "\'";
            Cursor cursor = queryForUser(url, columns, where, null, null, desiredUser);
            if (cursor != null && cursor.getCount() == 1) {
                try {
                    cursor.moveToFirst();
                    providers = cursor.getString(0);
                } finally {
                    cursor.close();
                }
            }

            int index = providers.indexOf(value);
            int end = index + value.length();
            // check for commas to avoid matching on partial string
            if (index > 0 && providers.charAt(index - 1) != ',') index = -1;
            if (end < providers.length() && providers.charAt(end) != ',') index = -1;

            if (prefix == '+' && index < 0) {
                // append the provider to the list if not present
                if (providers.length() == 0) {
                    newProviders = value;
                } else {
                    newProviders = providers + ',' + value;
                }
            } else if (prefix == '-' && index >= 0) {
                // remove the provider from the list if present
                // remove leading or trailing comma
                if (index > 0) {
                    index--;
                } else if (end < providers.length()) {
                    end++;
                }

                newProviders = providers.substring(0, index);
                if (end < providers.length()) {
                    newProviders += providers.substring(end);
                }
            } else {
                // nothing changed, so no need to update the database
                return false;
            }

            if (newProviders != null) {
                initialValues.put(Settings.Secure.VALUE, newProviders);
            }
        }
    }

    return true;
}
 

/**
 * 在目标插件进程中运行
 * @param uri
 * @param values
 * @return
 */
public static final Uri stubPlugin(Uri uri, ContentValues values) {
    //
    if (LOG) {
        LogDebug.d(PLUGIN_TAG, "stubPlugin values=" + values);
    }

    String method = values.getAsString(KEY_METHOD);

    if (TextUtils.equals(method, METHOD_START_PROCESS)) {
        //
        Uri rc = new Uri.Builder().scheme("content").authority("process").encodedPath("status").encodedQuery(URL_PARAM_KEY_LOADED + "=" + 1).build();
        if (LOG) {
            LogDebug.d(PLUGIN_TAG, "plugin provider: return uri=" + rc);
        }

        long cookie = values.getAsLong(KEY_COOKIE);

        // 首次
        if (PluginMgrFacade.sPluginMgr.mLocalCookie == 0L) {
            if (LOG) {
                LogDebug.d(PLUGIN_TAG, "set cookie: " + cookie);
            }
            //
            PluginMgrFacade.sPluginMgr.mLocalCookie = cookie;
        } else {
            // 常驻进程重新启动了
            if (PluginMgrFacade.sPluginMgr.mLocalCookie != cookie) {
                if (LOG) {
                    LogDebug.d(PLUGIN_TAG, "reset cookie: " + cookie);
                }
                //
                PluginMgrFacade.sPluginMgr.mLocalCookie = cookie;
                //
                PluginProcessMain.installHost();
            }
        }

        return rc;
    }

    return null;
}
 

/**
 * Installs a word list if it has never been requested.
 *
 * This is called when a word list is requested, and is available but not installed. It checks
 * the conditions for auto-installation: if the dictionary is a main dictionary for this
 * language, and it has never been opted out through the dictionary interface, then we start
 * installing it. For the user who enables a language and uses it for the first time, the
 * dictionary should magically start being used a short time after they start typing.
 * The mayPrompt argument indicates whether we should prompt the user for a decision to
 * download or not, in case we decide we are in the case where we should download - this
 * roughly happens when the current connectivity is 3G. See
 * DictionaryProvider#getDictionaryWordListsForContentUri for details.
 */
// As opposed to many other methods, this method does not need the version of the word
// list because it may only install the latest version we know about for this specific
// word list ID / client ID combination.
public static void installIfNeverRequested(final Context context, final String clientId,
        final String wordlistId) {
    Log.i(TAG, "installIfNeverRequested() : ClientId = " + clientId
            + " : WordListId = " + wordlistId);
    final String[] idArray = wordlistId.split(DictionaryProvider.ID_CATEGORY_SEPARATOR);
    // If we have a new-format dictionary id (category:manual_id), then use the
    // specified category. Otherwise, it is a main dictionary, so force the
    // MAIN category upon it.
    final String category = 2 == idArray.length ? idArray[0] : MAIN_DICTIONARY_CATEGORY;
    if (!MAIN_DICTIONARY_CATEGORY.equals(category)) {
        // Not a main dictionary. We only auto-install main dictionaries, so we can return now.
        return;
    }
    if (CommonPreferences.getCommonPreferences(context).contains(wordlistId)) {
        // If some kind of settings has been done in the past for this specific id, then
        // this is not a candidate for auto-install. Because it already is either true,
        // in which case it may be installed or downloading or whatever, and we don't
        // need to care about it because it's already handled or being handled, or it's false
        // in which case it means the user explicitely turned it off and don't want to have
        // it installed. So we quit right away.
        return;
    }

    final SQLiteDatabase db = MetadataDbHelper.getDb(context, clientId);
    final ContentValues installCandidate =
            MetadataDbHelper.getContentValuesOfLatestAvailableWordlistById(db, wordlistId);
    if (MetadataDbHelper.STATUS_AVAILABLE
            != installCandidate.getAsInteger(MetadataDbHelper.STATUS_COLUMN)) {
        // If it's not "AVAILABLE", we want to stop now. Because candidates for auto-install
        // are lists that we know are available, but we also know have never been installed.
        // It does obviously not concern already installed lists, or downloading lists,
        // or those that have been disabled, flagged as deleting... So anything else than
        // AVAILABLE means we don't auto-install.
        return;
    }

    // We decided against prompting the user for a decision. This may be because we were
    // explicitly asked not to, or because we are currently on wi-fi anyway, or because we
    // already know the answer to the question. We'll enqueue a request ; StartDownloadAction
    // knows to use the correct type of network according to the current settings.

    // Also note that once it's auto-installed, a word list will be marked as INSTALLED. It will
    // thus receive automatic updates if there are any, which is what we want. If the user does
    // not want this word list, they will have to go to the settings and change them, which will
    // change the shared preferences. So there is no way for a word list that has been
    // auto-installed once to get auto-installed again, and that's what we want.
    final ActionBatch actions = new ActionBatch();
    WordListMetadata metadata = WordListMetadata.createFromContentValues(installCandidate);
    actions.add(new ActionBatch.StartDownloadAction(clientId, metadata));
    final String localeString = installCandidate.getAsString(MetadataDbHelper.LOCALE_COLUMN);

    // We are in a content provider: we can't do any UI at all. We have to defer the displaying
    // itself to the service. Also, we only display this when the user does not have a
    // dictionary for this language already. During setup wizard, however, this UI is
    // suppressed.
    final boolean deviceProvisioned = Settings.Global.getInt(context.getContentResolver(),
            Settings.Global.DEVICE_PROVISIONED, 0) != 0;
    if (deviceProvisioned) {
        final Intent intent = new Intent();
        intent.setClass(context, DictionaryService.class);
        intent.setAction(DictionaryService.SHOW_DOWNLOAD_TOAST_INTENT_ACTION);
        intent.putExtra(DictionaryService.LOCALE_INTENT_ARGUMENT, localeString);
        context.startService(intent);
    } else {
        Log.i(TAG, "installIfNeverRequested() : Don't show download toast");
    }

    Log.i(TAG, "installIfNeverRequested() : StartDownloadAction for " + metadata);
    actions.execute(context, new LogProblemReporter(TAG));
}
 

@Override
public int update(Uri uri, ContentValues values, String selection, String[] selectionArgs) {
    if (!canHandleContentProviderApiCall()) return 0;

    // Check for invalid id values if provided.
    // If it represents a bookmark node then it's the root node and not mutable.
    // Otherwise it represents a SQLite row id, so 0 is invalid.
    long bookmarkId = INVALID_CONTENT_PROVIDER_ID;
    try {
        bookmarkId = ContentUris.parseId(uri);
        if (bookmarkId == INVALID_CONTENT_PROVIDER_ID) return 0;
    } catch (Exception e) {
    }

    int match = mUriMatcher.match(uri);
    int result;
    switch (match) {
        case URI_MATCH_BOOKMARKS_ID:
            String url = null;
            if (values.containsKey(Browser.BookmarkColumns.URL)) {
                url = values.getAsString(Browser.BookmarkColumns.URL);
            }
            String title = values.getAsString(Browser.BookmarkColumns.TITLE);
            long parentId = INVALID_BOOKMARK_ID;
            if (values.containsKey(BOOKMARK_PARENT_ID_PARAM)) {
                parentId = values.getAsLong(BOOKMARK_PARENT_ID_PARAM);
            }
            result = nativeUpdateBookmark(mNativeChromeBrowserProvider, bookmarkId, url, title,
                    parentId);
            updateLastModifiedBookmarkFolder(parentId);
            break;
        case URL_MATCH_API_BOOKMARK_ID:
            result = updateBookmarkFromAPI(values, buildWhereClause(bookmarkId, selection),
                    selectionArgs);
            break;
        case URL_MATCH_API_BOOKMARK:
            result = updateBookmarkFromAPI(values, selection, selectionArgs);
            break;
        case URL_MATCH_API_SEARCHES_ID:
            result = updateSearchTermFromAPI(values, buildWhereClause(bookmarkId, selection),
                    selectionArgs);
            break;
        case URL_MATCH_API_SEARCHES:
            result = updateSearchTermFromAPI(values, selection, selectionArgs);
            break;
        case URL_MATCH_API_HISTORY_CONTENT:
            result = updateBookmarkFromAPI(values, buildHistoryWhereClause(selection),
                    selectionArgs);
            break;
        case URL_MATCH_API_HISTORY_CONTENT_ID:
            result = updateBookmarkFromAPI(values,
                    buildHistoryWhereClause(bookmarkId, selection), selectionArgs);
            break;
        case URL_MATCH_API_BOOKMARK_CONTENT:
            result = updateBookmarkFromAPI(values, buildBookmarkWhereClause(selection),
                    selectionArgs);
            break;
        case URL_MATCH_API_BOOKMARK_CONTENT_ID:
            result = updateBookmarkFromAPI(values,
                    buildBookmarkWhereClause(bookmarkId, selection), selectionArgs);
            break;
        default:
            throw new IllegalArgumentException(TAG + ": update - unknown URL " + uri);
    }
    if (result != 0) {
        getContext().getContentResolver().notifyChange(uri, null);
    }
    return result;
}
 

/**
 * Updates the repo metadata in the database.  All data comes from the
 * index file except {@link Repo#id}, which is generated by the database.
 * That makes for an two cycle workflow, where first this must be called
 * to fetch the {@code Repo.id} from the database, then it is called a
 * second time to actually set the repo metadata.
 */
public static void update(Context context, Repo repo, ContentValues values) {
    ContentResolver resolver = context.getContentResolver();

    // Change the name to the new address. Next time we update the repo
    // index file, it will populate the name field with the proper
    // name, but the best we can do is guess right now.
    if (values.containsKey(Cols.ADDRESS) &&
            !values.containsKey(Cols.NAME)) {
        String name = Repo.addressToName(values.getAsString(Cols.ADDRESS));
        values.put(Cols.NAME, name);
    }

    /*
     * If the repo is signed and has a public key, then guarantee that
     * the fingerprint is also set. The stored fingerprint is checked
     * when a repo URI is received by FDroid to prevent bad actors from
     * overriding repo configs with other keys. So if the fingerprint is
     * not stored yet, calculate it and store it. If the fingerprint is
     * stored, then check it against the calculated fingerprint just to
     * make sure it is correct. If the fingerprint is empty, then store
     * the calculated one.
     */
    if (values.containsKey(Cols.SIGNING_CERT)) {
        String publicKey = values.getAsString(Cols.SIGNING_CERT);
        String calcedFingerprint = Utils.calcFingerprint(publicKey);
        if (values.containsKey(Cols.FINGERPRINT)) {
            String fingerprint = values.getAsString(Cols.FINGERPRINT);
            if (!TextUtils.isEmpty(publicKey)) {
                if (TextUtils.isEmpty(fingerprint)) {
                    values.put(Cols.FINGERPRINT, calcedFingerprint);
                } else if (!fingerprint.equals(calcedFingerprint)) {
                    // TODO the UI should represent this error!
                    Log.e(TAG, "The stored and calculated fingerprints do not match!");
                    Log.e(TAG, "Stored: " + fingerprint);
                    Log.e(TAG, "Calculated: " + calcedFingerprint);
                }
            }
        } else if (!TextUtils.isEmpty(publicKey)) {
            // no fingerprint in 'values', so put one there
            values.put(Cols.FINGERPRINT, calcedFingerprint);
        }
    }

    if (values.containsKey(Cols.IN_USE)) {
        Integer inUse = values.getAsInteger(Cols.IN_USE);
        if (inUse != null && inUse == 0) {
            values.put(Cols.LAST_ETAG, (String) null);
        }
    }

    final Uri uri = getContentUri(repo.getId());
    final String[] args = {Long.toString(repo.getId())};
    resolver.update(uri, values, Cols._ID + " = ?", args);
    repo.setValues(values);
}