2 * Copyright © 2016-2021 Soren Stoutner <soren@stoutner.com>.
4 * This file is part of Privacy Browser <https://www.stoutner.com/privacy-browser>.
6 * Privacy Browser is free software: you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation, either version 3 of the License, or
9 * (at your option) any later version.
11 * Privacy Browser is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with Privacy Browser. If not, see <http://www.gnu.org/licenses/>.
20 package com.stoutner.privacybrowser.helpers;
22 import android.content.ContentValues;
23 import android.content.Context;
24 import android.database.Cursor;
25 import android.database.DatabaseUtils;
26 import android.database.sqlite.SQLiteDatabase;
27 import android.database.sqlite.SQLiteOpenHelper;
29 public class BookmarksDatabaseHelper extends SQLiteOpenHelper {
30 private static final int SCHEMA_VERSION = 1;
31 static final String BOOKMARKS_DATABASE = "bookmarks.db";
32 static final String BOOKMARKS_TABLE = "bookmarks";
34 public static final String _ID = "_id";
35 public static final String BOOKMARK_NAME = "bookmarkname";
36 public static final String BOOKMARK_URL = "bookmarkurl";
37 public static final String PARENT_FOLDER = "parentfolder";
38 public static final String DISPLAY_ORDER = "displayorder";
39 public static final String IS_FOLDER = "isfolder";
40 public static final String FAVORITE_ICON = "favoriteicon";
42 static final String CREATE_BOOKMARKS_TABLE = "CREATE TABLE " + BOOKMARKS_TABLE + " (" +
43 _ID + " INTEGER PRIMARY KEY, " +
44 BOOKMARK_NAME + " TEXT, " +
45 BOOKMARK_URL + " TEXT, " +
46 PARENT_FOLDER + " TEXT, " +
47 DISPLAY_ORDER + " INTEGER, " +
48 IS_FOLDER + " BOOLEAN, " +
49 FAVORITE_ICON + " BLOB)";
51 // Initialize the database. The lint warnings for the unused parameters are suppressed.
52 public BookmarksDatabaseHelper(Context context, @SuppressWarnings("UnusedParameters") String name, SQLiteDatabase.CursorFactory cursorFactory, @SuppressWarnings("UnusedParameters") int version) {
53 super(context, BOOKMARKS_DATABASE, cursorFactory, SCHEMA_VERSION);
57 public void onCreate(SQLiteDatabase bookmarksDatabase) {
58 // Create the bookmarks table.
59 bookmarksDatabase.execSQL(CREATE_BOOKMARKS_TABLE);
63 public void onUpgrade(SQLiteDatabase bookmarksDatabase, int oldVersion, int newVersion) {
64 // Code for upgrading the database will be added here when the schema version > 1.
68 public void createBookmark(String bookmarkName, String bookmarkURL, String parentFolder, int displayOrder, byte[] favoriteIcon) {
69 // Store the bookmark data in a `ContentValues`.
70 ContentValues bookmarkContentValues = new ContentValues();
72 // ID is created automatically.
73 bookmarkContentValues.put(BOOKMARK_NAME, bookmarkName);
74 bookmarkContentValues.put(BOOKMARK_URL, bookmarkURL);
75 bookmarkContentValues.put(PARENT_FOLDER, parentFolder);
76 bookmarkContentValues.put(DISPLAY_ORDER, displayOrder);
77 bookmarkContentValues.put(IS_FOLDER, false);
78 bookmarkContentValues.put(FAVORITE_ICON, favoriteIcon);
80 // Get a writable database handle.
81 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
83 // Insert a new row. The second argument is `null`, which makes it so that a completely null row cannot be created.
84 bookmarksDatabase.insert(BOOKMARKS_TABLE, null, bookmarkContentValues);
86 // Close the database handle.
87 bookmarksDatabase.close();
90 // Create a bookmark from content values.
91 void createBookmark(ContentValues contentValues) {
92 // Get a writable database.
93 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
95 // Insert a new row. The second argument is `null`, which makes it so that a completely null row cannot be created.
96 bookmarksDatabase.insert(BOOKMARKS_TABLE, null, contentValues);
98 // Close the database handle.
99 bookmarksDatabase.close();
103 public void createFolder(String folderName, String parentFolder, byte[] favoriteIcon) {
104 ContentValues bookmarkContentValues = new ContentValues();
106 // ID is created automatically. Folders are always created at the top of the list.
107 bookmarkContentValues.put(BOOKMARK_NAME, folderName);
108 bookmarkContentValues.put(PARENT_FOLDER, parentFolder);
109 bookmarkContentValues.put(DISPLAY_ORDER, 0);
110 bookmarkContentValues.put(IS_FOLDER, true);
111 bookmarkContentValues.put(FAVORITE_ICON, favoriteIcon);
113 // Get a writable database handle.
114 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
116 // The second argument is `null`, which makes it so that completely null rows cannot be created. Not a problem in our case.
117 bookmarksDatabase.insert(BOOKMARKS_TABLE, null, bookmarkContentValues);
119 // Close the database handle.
120 bookmarksDatabase.close();
123 // Get a `Cursor` for the bookmark with the specified database ID.
124 public Cursor getBookmark(int databaseId) {
125 // Get a readable database handle.
126 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
128 // Prepare the SQL statement to get the cursor for the database ID.
129 String GET_ONE_BOOKMARK = "SELECT * FROM " + BOOKMARKS_TABLE +
130 " WHERE " + _ID + " = " + databaseId;
132 // Return the results as a `Cursor`. The second argument is `null` because there are no `selectionArgs`. We can't close the `Cursor` because we need to use it in the parent activity.
133 return bookmarksDatabase.rawQuery(GET_ONE_BOOKMARK, null);
136 // Get the folder name for the specified database ID.
137 public String getFolderName (int databaseId) {
138 // Get a readable database handle.
139 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
141 // Prepare the SQL statement to get the cursor for the folder.
142 String GET_FOLDER = "SELECT * FROM " + BOOKMARKS_TABLE +
143 " WHERE " + _ID + " = " + databaseId;
145 // Get a folder cursor.
146 Cursor folderCursor = bookmarksDatabase.rawQuery(GET_FOLDER, null);
148 // Get the folder name.
149 folderCursor.moveToFirst();
150 String folderName = folderCursor.getString(folderCursor.getColumnIndexOrThrow(BOOKMARK_NAME));
152 // Close the cursor and the database handle.
153 folderCursor.close();
154 bookmarksDatabase.close();
156 // Return the folder name.
160 // Get the database ID for the specified folder name.
161 public int getFolderDatabaseId (String folderName) {
162 // Get a readable database handle.
163 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
165 // SQL escape `folderName`.
166 folderName = DatabaseUtils.sqlEscapeString(folderName);
168 // Prepare the SQL statement to get the `Cursor` for the folder.
169 String GET_FOLDER = "SELECT * FROM " + BOOKMARKS_TABLE +
170 " WHERE " + BOOKMARK_NAME + " = " + folderName +
171 " AND " + IS_FOLDER + " = " + 1;
173 // Get `folderCursor`. The second argument is `null` because there are no `selectionArgs`.
174 Cursor folderCursor = bookmarksDatabase.rawQuery(GET_FOLDER, null);
176 // Get the database ID.
177 folderCursor.moveToFirst();
178 int databaseId = folderCursor.getInt(folderCursor.getColumnIndexOrThrow(_ID));
180 // Close the cursor and the database handle.
181 folderCursor.close();
182 bookmarksDatabase.close();
184 // Return the database ID.
188 // Get a cursor for the specified folder name.
189 public Cursor getFolder(String folderName) {
190 // Get a readable database handle.
191 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
193 // SQL escape `folderName`.
194 folderName = DatabaseUtils.sqlEscapeString(folderName);
196 // Prepare the SQL statement to get the `Cursor` for the folder.
197 String GET_FOLDER = "SELECT * FROM " + BOOKMARKS_TABLE +
198 " WHERE " + BOOKMARK_NAME + " = " + folderName +
199 " AND " + IS_FOLDER + " = " + 1;
201 // Return the results as a `Cursor`. The second argument is `null` because there are no `selectionArgs`.
202 // We can't close the `Cursor` because we need to use it in the parent activity.
203 return bookmarksDatabase.rawQuery(GET_FOLDER, null);
206 // Get a cursor of all the folders except those specified.
207 public Cursor getFoldersExcept(String exceptFolders) {
208 // Get a readable database handle.
209 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
211 // Prepare the SQL statement to get the `Cursor` for the folders.
212 String GET_FOLDERS_EXCEPT = "SELECT * FROM " + BOOKMARKS_TABLE +
213 " WHERE " + IS_FOLDER + " = " + 1 +
214 " AND " + BOOKMARK_NAME + " NOT IN (" + exceptFolders +
215 ") ORDER BY " + BOOKMARK_NAME + " ASC";
217 // Return the results as a `Cursor`. The second argument is `null` because there are no `selectionArgs`.
218 // We can't close the `Cursor` because we need to use it in the parent activity.
219 return bookmarksDatabase.rawQuery(GET_FOLDERS_EXCEPT, null);
222 // Get a cursor with all the subfolders of the specified folder.
223 public Cursor getSubfolders(String currentFolder) {
224 // Get a readable database handle.
225 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
227 // SQL escape `currentFolder.
228 currentFolder = DatabaseUtils.sqlEscapeString(currentFolder);
230 // Prepare the SQL statement to get the `Cursor` for the subfolders.
231 String GET_SUBFOLDERS = "SELECT * FROM " + BOOKMARKS_TABLE +
232 " WHERE " + PARENT_FOLDER + " = " + currentFolder +
233 " AND " + IS_FOLDER + " = " + 1;
235 // Return the results as a `Cursor`. The second argument is `null` because there are no `selectionArgs`.
236 // We can't close the `Cursor` because we need to use it in the parent activity.
237 return bookmarksDatabase.rawQuery(GET_SUBFOLDERS, null);
240 // Get the name of the parent folder.
241 public String getParentFolderName(String currentFolder) {
242 // Get a readable database handle.
243 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
245 // SQL escape `currentFolder`.
246 currentFolder = DatabaseUtils.sqlEscapeString(currentFolder);
248 // Prepare the SQL statement to get the current folder.
249 String GET_CURRENT_FOLDER = "SELECT * FROM " + BOOKMARKS_TABLE +
250 " WHERE " + IS_FOLDER + " = " + 1 +
251 " AND " + BOOKMARK_NAME + " = " + currentFolder;
253 // Get the bookmark cursor and move to the first entry.
254 Cursor bookmarkCursor = bookmarksDatabase.rawQuery(GET_CURRENT_FOLDER, null);
255 bookmarkCursor.moveToFirst();
257 // Store the name of the parent folder.
258 String parentFolder = bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(PARENT_FOLDER));
261 bookmarkCursor.close();
266 // Get the name of the parent folder.
267 public String getParentFolderName(int databaseId) {
268 // Get a readable database handle.
269 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
271 // Prepare the SQL statement to get the current bookmark.
272 String GET_BOOKMARK = "SELECT * FROM " + BOOKMARKS_TABLE +
273 " WHERE " + _ID + " = " + databaseId;
275 // Get the bookmark cursor and move to the first entry.
276 Cursor bookmarkCursor = bookmarksDatabase.rawQuery(GET_BOOKMARK, null);
277 bookmarkCursor.moveToFirst();
279 // Store the name of the parent folder.
280 String parentFolder = bookmarkCursor.getString(bookmarkCursor.getColumnIndexOrThrow(PARENT_FOLDER));
283 bookmarkCursor.close();
288 // Get a cursor of all the folders.
289 public Cursor getAllFolders() {
290 // Get a readable database handle.
291 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
293 // Prepare the SQL statement to get the `Cursor` for all the folders.
294 String GET_ALL_FOLDERS = "SELECT * FROM " + BOOKMARKS_TABLE +
295 " WHERE " + IS_FOLDER + " = " + 1 +
296 " ORDER BY " + BOOKMARK_NAME + " ASC";
298 // Return the results as a cursor. The cursor cannot be closed because it is used in the parent activity.
299 return bookmarksDatabase.rawQuery(GET_ALL_FOLDERS, null);
302 // Get a cursor for all bookmarks and folders.
303 public Cursor getAllBookmarks() {
304 // Get a readable database handle.
305 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
307 // Get everything in the bookmarks table.
308 String GET_ALL_BOOKMARKS = "SELECT * FROM " + BOOKMARKS_TABLE;
310 // Return the result as a Cursor. The Cursor cannot be closed because it is used in the parent activity.
311 return bookmarksDatabase.rawQuery(GET_ALL_BOOKMARKS, null);
314 // Get a cursor for all bookmarks and folders ordered by display order.
315 public Cursor getAllBookmarksByDisplayOrder() {
316 // Get a readable database handle.
317 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
319 // Get everything in the bookmarks table ordered by display order.
320 String GET_ALL_BOOKMARKS = "SELECT * FROM " + BOOKMARKS_TABLE +
321 " ORDER BY " + DISPLAY_ORDER + " ASC";
323 // Return the result as a cursor. The cursor cannot be closed because it is used in the parent activity.
324 return bookmarksDatabase.rawQuery(GET_ALL_BOOKMARKS, null);
327 // Get a cursor for all bookmarks and folders except those with the specified IDs.
328 public Cursor getAllBookmarksExcept(long[] exceptIdLongArray) {
329 // Get a readable database handle.
330 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
332 // Prepare a string builder to contain the comma-separated list of IDs not to get.
333 StringBuilder idsNotToGetStringBuilder = new StringBuilder();
335 // Extract the array of IDs not to get to the string builder.
336 for (long databaseIdLong : exceptIdLongArray) {
337 // Check to see if there is already a number in the builder.
338 if (idsNotToGetStringBuilder.length() > 0) {
339 // This is not the first number, so place a `,` before the new number.
340 idsNotToGetStringBuilder.append(",");
343 // Add the new number to the builder.
344 idsNotToGetStringBuilder.append(databaseIdLong);
347 // Prepare the SQL statement to select all items except those with the specified IDs.
348 String GET_ALL_BOOKMARKS_EXCEPT_SPECIFIED = "SELECT * FROM " + BOOKMARKS_TABLE +
349 " WHERE " + _ID + " NOT IN (" + idsNotToGetStringBuilder.toString() + ")";
351 // Return the results as a cursor. The cursor cannot be closed because it will be used in the parent activity.
352 return bookmarksDatabase.rawQuery(GET_ALL_BOOKMARKS_EXCEPT_SPECIFIED, null);
355 // Get a cursor for all bookmarks and folders by display order except for a specific of IDs.
356 public Cursor getAllBookmarksByDisplayOrderExcept(long[] exceptIdLongArray) {
357 // Get a readable database handle.
358 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
360 // Prepare a string builder to contain the comma-separated list of IDs not to get.
361 StringBuilder idsNotToGetStringBuilder = new StringBuilder();
363 // Extract the array of IDs not to get to the string builder.
364 for (long databaseIdLong : exceptIdLongArray) {
365 // Check to see if there is already a number in the builder.
366 if (idsNotToGetStringBuilder.length() > 0) {
367 // This is not the first number, so place a `,` before the new number.
368 idsNotToGetStringBuilder.append(",");
371 // Add the new number to the builder.
372 idsNotToGetStringBuilder.append(databaseIdLong);
375 // Prepare the SQL statement to select all items except those with the specified IDs.
376 String GET_ALL_BOOKMARKS_EXCEPT_SPECIFIED = "SELECT * FROM " + BOOKMARKS_TABLE +
377 " WHERE " + _ID + " NOT IN (" + idsNotToGetStringBuilder.toString() +
378 ") ORDER BY " + DISPLAY_ORDER + " ASC";
380 // Return the results as a cursor. The cursor cannot be closed because it will be used in the parent activity.
381 return bookmarksDatabase.rawQuery(GET_ALL_BOOKMARKS_EXCEPT_SPECIFIED, null);
384 // Get a cursor for bookmarks and folders in the specified folder.
385 public Cursor getBookmarks(String folderName) {
386 // Get a readable database handle.
387 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
389 // SQL escape the folder name.
390 folderName = DatabaseUtils.sqlEscapeString(folderName);
392 // Get everything in the bookmarks table with `folderName` as the `PARENT_FOLDER`.
393 String GET_BOOKMARKS = "SELECT * FROM " + BOOKMARKS_TABLE +
394 " WHERE " + PARENT_FOLDER + " = " + folderName;
396 // Return the result as a cursor. The cursor cannot be closed because it is used in the parent activity.
397 return bookmarksDatabase.rawQuery(GET_BOOKMARKS, null);
400 // Get a cursor for bookmarks and folders in the specified folder ordered by display order.
401 public Cursor getBookmarksByDisplayOrder(String folderName) {
402 // Get a readable database handle.
403 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
405 // SQL escape `folderName`.
406 folderName = DatabaseUtils.sqlEscapeString(folderName);
408 // Get everything in the bookmarks table with `folderName` as the `PARENT_FOLDER`.
409 String GET_BOOKMARKS = "SELECT * FROM " + BOOKMARKS_TABLE +
410 " WHERE " + PARENT_FOLDER + " = " + folderName +
411 " ORDER BY " + DISPLAY_ORDER + " ASC";
413 // Return the result as a cursor. The cursor cannot be closed because it is used in the parent activity.
414 return bookmarksDatabase.rawQuery(GET_BOOKMARKS, null);
417 // Get a cursor with just database ID of bookmarks and folders in the specified folder. This is useful for deleting folders with bookmarks that have favorite icons too large to fit in a cursor.
418 public Cursor getBookmarkIds(String folderName) {
419 // Get a readable database handle.
420 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
422 // SQL escape the folder name.
423 folderName = DatabaseUtils.sqlEscapeString(folderName);
425 // Get everything in the bookmarks table with `folderName` as the `PARENT_FOLDER`.
426 String GET_BOOKMARKS = "SELECT " + _ID + " FROM " + BOOKMARKS_TABLE +
427 " WHERE " + PARENT_FOLDER + " = " + folderName;
429 // Return the result as a cursor. The cursor cannot be closed because it is used in the parent activity.
430 return bookmarksDatabase.rawQuery(GET_BOOKMARKS, null);
433 // Get a cursor for bookmarks and folders in the specified folder except for ta specific list of IDs.
434 public Cursor getBookmarksExcept(long[] exceptIdLongArray, String folderName) {
435 // Get a readable database handle.
436 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
438 // Prepare a string builder to contain the comma-separated list of IDs not to get.
439 StringBuilder idsNotToGetStringBuilder = new StringBuilder();
441 // Extract the array of IDs not to get to the string builder.
442 for (long databaseIdLong : exceptIdLongArray) {
443 // Check to see if there is already a number in the builder.
444 if (idsNotToGetStringBuilder.length() > 0) {
445 // This is not the first number, so place a `,` before the new number.
446 idsNotToGetStringBuilder.append(",");
449 // Add the new number to the builder.
450 idsNotToGetStringBuilder.append(databaseIdLong);
453 // SQL escape the folder name.
454 folderName = DatabaseUtils.sqlEscapeString(folderName);
456 // Get everything in the bookmarks table with `folderName` as the `PARENT_FOLDER` except those with the specified IDs.
457 String GET_BOOKMARKS_EXCEPT_SPECIFIED = "SELECT * FROM " + BOOKMARKS_TABLE +
458 " WHERE " + PARENT_FOLDER + " = " + folderName +
459 " AND " + _ID + " NOT IN (" + idsNotToGetStringBuilder.toString() + ")";
461 // Return the result as a cursor. The cursor cannot be closed because it is used in the parent activity.
462 return bookmarksDatabase.rawQuery(GET_BOOKMARKS_EXCEPT_SPECIFIED, null);
465 // Get a cursor for bookmarks and folders in the specified folder by display order except for a specific list of IDs.
466 public Cursor getBookmarksByDisplayOrderExcept(long[] exceptIdLongArray, String folderName) {
467 // Get a readable database handle.
468 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
470 // Prepare a string builder to contain the comma-separated list of IDs not to get.
471 StringBuilder idsNotToGetStringBuilder = new StringBuilder();
473 // Extract the array of IDs not to get to the string builder.
474 for (long databaseIdLong : exceptIdLongArray) {
475 // Check to see if there is already a number in the builder.
476 if (idsNotToGetStringBuilder.length() > 0) {
477 // This is not the first number, so place a `,` before the new number.
478 idsNotToGetStringBuilder.append(",");
481 // Add the new number to the builder.
482 idsNotToGetStringBuilder.append(databaseIdLong);
485 // SQL escape `folderName`.
486 folderName = DatabaseUtils.sqlEscapeString(folderName);
488 // Prepare the SQL statement to select all items except those with the specified IDs.
489 String GET_BOOKMARKS_EXCEPT_SPECIFIED = "SELECT * FROM " + BOOKMARKS_TABLE +
490 " WHERE " + PARENT_FOLDER + " = " + folderName +
491 " AND " + _ID + " NOT IN (" + idsNotToGetStringBuilder.toString() +
492 ") ORDER BY " + DISPLAY_ORDER + " ASC";
494 // Return the results as a cursor. The cursor cannot be closed because it will be used in the parent activity.
495 return bookmarksDatabase.rawQuery(GET_BOOKMARKS_EXCEPT_SPECIFIED, null);
498 // Check if a database ID is a folder.
499 public boolean isFolder(int databaseId) {
500 // Get a readable database handle.
501 SQLiteDatabase bookmarksDatabase = this.getReadableDatabase();
503 // Prepare the SQL statement to determine if `databaseId` is a folder.
504 String CHECK_IF_FOLDER = "SELECT " + IS_FOLDER + " FROM " + BOOKMARKS_TABLE +
505 " WHERE " + _ID + " = " + databaseId;
507 // Populate the folder cursor.
508 Cursor folderCursor = bookmarksDatabase.rawQuery(CHECK_IF_FOLDER, null);
510 // Ascertain if this database ID is a folder.
511 folderCursor.moveToFirst();
512 boolean isFolder = (folderCursor.getInt(folderCursor.getColumnIndexOrThrow(IS_FOLDER)) == 1);
514 // Close the cursor and the database handle.
515 folderCursor.close();
516 bookmarksDatabase.close();
521 // Update the bookmark name and URL.
522 public void updateBookmark(int databaseId, String bookmarkName, String bookmarkUrl) {
523 // Initialize a ContentValues.
524 ContentValues bookmarkContentValues = new ContentValues();
526 // Store the updated values.
527 bookmarkContentValues.put(BOOKMARK_NAME, bookmarkName);
528 bookmarkContentValues.put(BOOKMARK_URL, bookmarkUrl);
530 // Get a writable database handle.
531 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
533 // Update the bookmark. The last argument is `null` because there are no `whereArgs`.
534 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, _ID + " = " + databaseId, null);
536 // Close the database handle.
537 bookmarksDatabase.close();
540 // Update the bookmark name, URL, parent folder, and display order.
541 public void updateBookmark(int databaseId, String bookmarkName, String bookmarkUrl, String parentFolder, int displayOrder) {
542 // Initialize a `ContentValues`.
543 ContentValues bookmarkContentValues = new ContentValues();
545 // Store the updated values.
546 bookmarkContentValues.put(BOOKMARK_NAME, bookmarkName);
547 bookmarkContentValues.put(BOOKMARK_URL, bookmarkUrl);
548 bookmarkContentValues.put(PARENT_FOLDER, parentFolder);
549 bookmarkContentValues.put(DISPLAY_ORDER, displayOrder);
551 // Get a writable database handle.
552 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
554 // Update the bookmark. The last argument is `null` because there are no `whereArgs`.
555 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, _ID + " = " + databaseId, null);
557 // Close the database handle.
558 bookmarksDatabase.close();
561 // Update the bookmark name, URL, and favorite icon.
562 public void updateBookmark(int databaseId, String bookmarkName, String bookmarkUrl, byte[] favoriteIcon) {
563 // Initialize a `ContentValues`.
564 ContentValues bookmarkContentValues = new ContentValues();
566 // Store the updated values.
567 bookmarkContentValues.put(BOOKMARK_NAME, bookmarkName);
568 bookmarkContentValues.put(BOOKMARK_URL, bookmarkUrl);
569 bookmarkContentValues.put(FAVORITE_ICON, favoriteIcon);
571 // Get a writable database handle.
572 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
574 // Update the bookmark. The last argument is `null` because there are no `whereArgs`.
575 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, _ID + " = " + databaseId, null);
577 // Close the database handle.
578 bookmarksDatabase.close();
581 // Update the bookmark name, URL, parent folder, display order, and favorite icon.
582 public void updateBookmark(int databaseId, String bookmarkName, String bookmarkUrl, String parentFolder, int displayOrder, byte[] favoriteIcon) {
583 // Initialize a `ContentValues`.
584 ContentValues bookmarkContentValues = new ContentValues();
586 // Store the updated values.
587 bookmarkContentValues.put(BOOKMARK_NAME, bookmarkName);
588 bookmarkContentValues.put(BOOKMARK_URL, bookmarkUrl);
589 bookmarkContentValues.put(PARENT_FOLDER, parentFolder);
590 bookmarkContentValues.put(DISPLAY_ORDER, displayOrder);
591 bookmarkContentValues.put(FAVORITE_ICON, favoriteIcon);
593 // Get a writable database handle.
594 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
596 // Update the bookmark. The last argument is `null` because there are no `whereArgs`.
597 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, _ID + " = " + databaseId, null);
599 // Close the database handle.
600 bookmarksDatabase.close();
603 // Update the folder name.
604 public void updateFolder(int databaseId, String oldFolderName, String newFolderName) {
605 // Get a writable database handle.
606 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
608 // Update the folder first. Store the new folder name in `folderContentValues`.
609 ContentValues folderContentValues = new ContentValues();
610 folderContentValues.put(BOOKMARK_NAME, newFolderName);
612 // Run the update on the folder. The last argument is `null` because there are no `whereArgs`.
613 bookmarksDatabase.update(BOOKMARKS_TABLE, folderContentValues, _ID + " = " + databaseId, null);
615 // Update the bookmarks inside the folder. Store the new parent folder name in `bookmarkContentValues`.
616 ContentValues bookmarkContentValues = new ContentValues();
617 bookmarkContentValues.put(PARENT_FOLDER, newFolderName);
619 // SQL escape `oldFolderName`.
620 oldFolderName = DatabaseUtils.sqlEscapeString(oldFolderName);
622 // Run the update on all the bookmarks that currently list `oldFolderName` as their parent folder. The last argument is `null` because there are no `whereArgs`.
623 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, PARENT_FOLDER + " = " + oldFolderName, null);
625 // Close the database handle.
626 bookmarksDatabase.close();
629 // Update the folder icon.
630 public void updateFolder(int databaseId, byte[] folderIcon) {
631 // Get a writable database handle.
632 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
634 // Store the updated icon in `folderContentValues`.
635 ContentValues folderContentValues = new ContentValues();
636 folderContentValues.put(FAVORITE_ICON, folderIcon);
638 // Run the update on the folder. The last argument is `null` because there are no `whereArgs`.
639 bookmarksDatabase.update(BOOKMARKS_TABLE, folderContentValues, _ID + " = " + databaseId, null);
641 // Close the database handle.
642 bookmarksDatabase.close();
645 // Update the folder name, parent folder, and display order.
646 public void updateFolder(int databaseId, String oldFolderName, String newFolderName, String parentFolder, int displayOrder) {
647 // Get a writable database handle.
648 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
650 // Update the folder first. Store the new folder name in `folderContentValues`.
651 ContentValues folderContentValues = new ContentValues();
652 folderContentValues.put(BOOKMARK_NAME, newFolderName);
653 folderContentValues.put(PARENT_FOLDER, parentFolder);
654 folderContentValues.put(DISPLAY_ORDER, displayOrder);
656 // Run the update on the folder. The last argument is `null` because there are no `whereArgs`.
657 bookmarksDatabase.update(BOOKMARKS_TABLE, folderContentValues, _ID + " = " + databaseId, null);
659 // Update the bookmarks inside the folder. Store the new parent folder name in `bookmarkContentValues`.
660 ContentValues bookmarkContentValues = new ContentValues();
661 bookmarkContentValues.put(PARENT_FOLDER, newFolderName);
663 // SQL escape `oldFolderName`.
664 oldFolderName = DatabaseUtils.sqlEscapeString(oldFolderName);
666 // Run the update on all the bookmarks that currently list `oldFolderName` as their parent folder. The last argument is `null` because there are no `whereArgs`.
667 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, PARENT_FOLDER + " = " + oldFolderName, null);
669 // Close the database handle.
670 bookmarksDatabase.close();
673 // Update the folder name and icon.
674 public void updateFolder(int databaseId, String oldFolderName, String newFolderName, byte[] folderIcon) {
675 // Get a writable database handle.
676 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
678 // Update the folder first. Store the updated values in `folderContentValues`.
679 ContentValues folderContentValues = new ContentValues();
680 folderContentValues.put(BOOKMARK_NAME, newFolderName);
681 folderContentValues.put(FAVORITE_ICON, folderIcon);
683 // Run the update on the folder. The last argument is `null` because there are no `whereArgs`.
684 bookmarksDatabase.update(BOOKMARKS_TABLE, folderContentValues, _ID + " = " + databaseId, null);
686 // Update the bookmarks inside the folder. Store the new parent folder name in `bookmarkContentValues`.
687 ContentValues bookmarkContentValues = new ContentValues();
688 bookmarkContentValues.put(PARENT_FOLDER, newFolderName);
690 // SQL escape `oldFolderName`.
691 oldFolderName = DatabaseUtils.sqlEscapeString(oldFolderName);
693 // Run the update on all the bookmarks that currently list `oldFolderName` as their parent folder. The last argument is `null` because there are no `whereArgs`.
694 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, PARENT_FOLDER + " = " + oldFolderName, null);
696 // Close the database handle.
697 bookmarksDatabase.close();
700 // Update the folder name and icon.
701 public void updateFolder(int databaseId, String oldFolderName, String newFolderName, String parentFolder, int displayOrder, byte[] folderIcon) {
702 // Get a writable database handle.
703 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
705 // Update the folder first. Store the updated values in `folderContentValues`.
706 ContentValues folderContentValues = new ContentValues();
707 folderContentValues.put(BOOKMARK_NAME, newFolderName);
708 folderContentValues.put(PARENT_FOLDER, parentFolder);
709 folderContentValues.put(DISPLAY_ORDER, displayOrder);
710 folderContentValues.put(FAVORITE_ICON, folderIcon);
712 // Run the update on the folder. The last argument is `null` because there are no `whereArgs`.
713 bookmarksDatabase.update(BOOKMARKS_TABLE, folderContentValues, _ID + " = " + databaseId, null);
715 // Update the bookmarks inside the folder. Store the new parent folder name in `bookmarkContentValues`.
716 ContentValues bookmarkContentValues = new ContentValues();
717 bookmarkContentValues.put(PARENT_FOLDER, newFolderName);
719 // SQL escape `oldFolderName`.
720 oldFolderName = DatabaseUtils.sqlEscapeString(oldFolderName);
722 // Run the update on all the bookmarks that currently list `oldFolderName` as their parent folder. The last argument is `null` because there are no `whereArgs`.
723 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, PARENT_FOLDER + " = " + oldFolderName, null);
725 // Close the database handle.
726 bookmarksDatabase.close();
729 // Update the display order for one bookmark or folder.
730 public void updateDisplayOrder(int databaseId, int displayOrder) {
731 // Get a writable database handle.
732 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
734 // Store the new display order in `bookmarkContentValues`.
735 ContentValues bookmarkContentValues = new ContentValues();
736 bookmarkContentValues.put(DISPLAY_ORDER, displayOrder);
738 // Update the database. The last argument is `null` because there are no `whereArgs`.
739 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, _ID + " = " + databaseId, null);
741 // Close the database handle.
742 bookmarksDatabase.close();
745 // Move one bookmark or folder to a new folder.
746 public void moveToFolder(int databaseId, String newFolder) {
747 // Get a writable database handle.
748 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
750 // SQL escape the new folder name.
751 String newFolderSqlEscaped = DatabaseUtils.sqlEscapeString(newFolder);
753 // Prepare a SQL query to select all the bookmarks in the new folder.
754 String NEW_FOLDER = "SELECT * FROM " + BOOKMARKS_TABLE +
755 " WHERE " + PARENT_FOLDER + " = " + newFolderSqlEscaped +
756 " ORDER BY " + DISPLAY_ORDER + " ASC";
758 // Get a cursor for all the bookmarks in the new folder. The second argument is `null` because there are no `selectionArgs`.
759 Cursor newFolderCursor = bookmarksDatabase.rawQuery(NEW_FOLDER, null);
761 // Instantiate a variable to store the display order after the move.
764 // Set the new display order.
765 if (newFolderCursor.getCount() > 0) { // There are already bookmarks in the folder.
766 // Move to the last bookmark.
767 newFolderCursor.moveToLast();
769 // Set the display order to be one greater that the last bookmark.
770 displayOrder = newFolderCursor.getInt(newFolderCursor.getColumnIndexOrThrow(DISPLAY_ORDER)) + 1;
771 } else { // There are no bookmarks in the new folder.
772 // Set the display order to be `0`.
776 // Close the new folder `Cursor`.
777 newFolderCursor.close();
779 // Store the new values in `bookmarkContentValues`.
780 ContentValues bookmarkContentValues = new ContentValues();
781 bookmarkContentValues.put(DISPLAY_ORDER, displayOrder);
782 bookmarkContentValues.put(PARENT_FOLDER, newFolder);
784 // Update the database. The last argument is `null` because there are no `whereArgs`.
785 bookmarksDatabase.update(BOOKMARKS_TABLE, bookmarkContentValues, _ID + " = " + databaseId, null);
787 // Close the database handle.
788 bookmarksDatabase.close();
791 // Delete one bookmark.
792 public void deleteBookmark(int databaseId) {
793 // Get a writable database handle.
794 SQLiteDatabase bookmarksDatabase = this.getWritableDatabase();
796 // Deletes the row with the given `databaseId`. The last argument is `null` because we don't need additional parameters.
797 bookmarksDatabase.delete(BOOKMARKS_TABLE, _ID + " = " + databaseId, null);
799 // Close the database handle.
800 bookmarksDatabase.close();