gecko-dev/mobile/android/base/db/LocalBrowserDB.java

755 lines
29 KiB
Java

/* -*- Mode: Java; c-basic-offset: 4; tab-width: 20; indent-tabs-mode: nil; -*-
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
package org.mozilla.gecko.db;
import java.io.ByteArrayOutputStream;
import java.util.HashMap;
import org.mozilla.gecko.db.BrowserContract.Bookmarks;
import org.mozilla.gecko.db.BrowserContract.History;
import org.mozilla.gecko.db.BrowserContract.ImageColumns;
import org.mozilla.gecko.db.BrowserContract.Images;
import org.mozilla.gecko.db.BrowserContract.Combined;
import org.mozilla.gecko.db.BrowserContract.URLColumns;
import org.mozilla.gecko.db.DBUtils;
import android.content.ContentResolver;
import android.content.ContentUris;
import android.content.ContentValues;
import android.database.ContentObserver;
import android.database.Cursor;
import android.database.CursorWrapper;
import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.graphics.drawable.BitmapDrawable;
import android.net.Uri;
import android.provider.Browser;
import android.util.Log;
public class LocalBrowserDB implements BrowserDB.BrowserDBIface {
// Calculate these once, at initialization. isLoggable is too expensive to
// have in-line in each log call.
private static final String LOGTAG = "GeckoLocalBrowserDB";
private static boolean logDebug = Log.isLoggable(LOGTAG, Log.DEBUG);
protected static void debug(String message) {
if (logDebug) {
Log.d(LOGTAG, message);
}
}
private final String mProfile;
// Map of folder GUIDs to IDs. Used for caching.
private HashMap<String, Long> mFolderIdMap;
// Use wrapped Boolean so that we can have a null state
private Boolean mDesktopBookmarksExist;
private Boolean mReadingListItemsExist;
private final Uri mBookmarksUriWithProfile;
private final Uri mParentsUriWithProfile;
private final Uri mHistoryUriWithProfile;
private final Uri mImagesUriWithProfile;
private final Uri mCombinedUriWithProfile;
private final Uri mDeletedHistoryUriWithProfile;
private final Uri mUpdateHistoryUriWithProfile;
private static final String[] DEFAULT_BOOKMARK_COLUMNS =
new String[] { Bookmarks._ID,
Bookmarks.GUID,
Bookmarks.URL,
Bookmarks.TITLE,
Bookmarks.TYPE,
Bookmarks.PARENT,
Bookmarks.KEYWORD,
Bookmarks.FAVICON };
public LocalBrowserDB(String profile) {
mProfile = profile;
mFolderIdMap = new HashMap<String, Long>();
mDesktopBookmarksExist = null;
mReadingListItemsExist = null;
mBookmarksUriWithProfile = appendProfile(Bookmarks.CONTENT_URI);
mParentsUriWithProfile = appendProfile(Bookmarks.PARENTS_CONTENT_URI);
mHistoryUriWithProfile = appendProfile(History.CONTENT_URI);
mImagesUriWithProfile = appendProfile(Images.CONTENT_URI);
mCombinedUriWithProfile = appendProfile(Combined.CONTENT_URI);
mDeletedHistoryUriWithProfile = mHistoryUriWithProfile.buildUpon().
appendQueryParameter(BrowserContract.PARAM_SHOW_DELETED, "1").build();
mUpdateHistoryUriWithProfile = mHistoryUriWithProfile.buildUpon().
appendQueryParameter(BrowserContract.PARAM_INCREMENT_VISITS, "true").
appendQueryParameter(BrowserContract.PARAM_INSERT_IF_NEEDED, "true").build();
}
// Invalidate cached data
public void invalidateCachedState() {
mDesktopBookmarksExist = null;
mReadingListItemsExist = null;
}
private Uri historyUriWithLimit(int limit) {
return mHistoryUriWithProfile.buildUpon().appendQueryParameter(BrowserContract.PARAM_LIMIT,
String.valueOf(limit)).build();
}
private Uri bookmarksUriWithLimit(int limit) {
return mBookmarksUriWithProfile.buildUpon().appendQueryParameter(BrowserContract.PARAM_LIMIT,
String.valueOf(limit)).build();
}
private Uri combinedUriWithLimit(int limit) {
return mCombinedUriWithProfile.buildUpon().appendQueryParameter(BrowserContract.PARAM_LIMIT,
String.valueOf(limit)).build();
}
private Uri appendProfile(Uri uri) {
return uri.buildUpon().appendQueryParameter(BrowserContract.PARAM_PROFILE, mProfile).build();
}
private Cursor filterAllSites(ContentResolver cr, String[] projection, CharSequence constraint,
int limit, CharSequence urlFilter) {
String selection = "";
String[] selectionArgs = null;
// The combined history/bookmarks selection queries for sites with a url or title containing
// the constraint string(s), treating space-separated words as separate constraints
String[] constraintWords = constraint.toString().split(" ");
for (int i = 0; i < constraintWords.length; i++) {
selection = DBUtils.concatenateWhere(selection, "(" + Combined.URL + " LIKE ? OR " +
Combined.TITLE + " LIKE ?)");
String constraintWord = "%" + constraintWords[i] + "%";
selectionArgs = DBUtils.appendSelectionArgs(selectionArgs,
new String[] { constraintWord, constraintWord });
}
if (urlFilter != null) {
selection = DBUtils.concatenateWhere(selection, "(" + Combined.URL + " NOT LIKE ?)");
selectionArgs = DBUtils.appendSelectionArgs(selectionArgs, new String[] { urlFilter.toString() });
}
// Our version of frecency is computed by scaling the number of visits by a multiplier
// that approximates Gaussian decay, based on how long ago the entry was last visited.
// Since we're limited by the math we can do with sqlite, we're calculating this
// approximation using the Cauchy distribution: multiplier = 15^2 / (age^2 + 15^2).
// Using 15 as our scale parameter, we get a constant 15^2 = 225. Following this math,
// frecencyScore = numVisits * max(1, 100 * 225 / (age*age + 225)). (See bug 704977)
// We also give bookmarks an extra bonus boost by adding 100 points to their frecency score.
final String age = "(" + Combined.DATE_LAST_VISITED + " - " + System.currentTimeMillis() + ") / 86400000";
final String sortOrder = "(CASE WHEN " + Combined.BOOKMARK_ID + " > -1 THEN 100 ELSE 0 END) + " +
Combined.VISITS + " * MAX(1, 100 * 225 / (" + age + "*" + age + " + 225)) DESC";
Cursor c = cr.query(combinedUriWithLimit(limit),
projection,
selection,
selectionArgs,
sortOrder);
return new LocalDBCursor(c);
}
public Cursor filter(ContentResolver cr, CharSequence constraint, int limit) {
return filterAllSites(cr,
new String[] { Combined._ID,
Combined.URL,
Combined.TITLE,
Combined.FAVICON,
Combined.DISPLAY,
Combined.BOOKMARK_ID,
Combined.HISTORY_ID },
constraint,
limit,
null);
}
public Cursor getTopSites(ContentResolver cr, int limit) {
return filterAllSites(cr,
new String[] { Combined._ID,
Combined.URL,
Combined.TITLE,
Combined.THUMBNAIL },
"",
limit,
BrowserDB.ABOUT_PAGES_URL_FILTER);
}
public void updateVisitedHistory(ContentResolver cr, String uri) {
ContentValues values = new ContentValues();
values.put(History.URL, uri);
values.put(History.DATE_LAST_VISITED, System.currentTimeMillis());
values.put(History.IS_DELETED, 0);
// This will insert a new history entry if one for this URL
// doesn't already exist
cr.update(mUpdateHistoryUriWithProfile,
values,
History.URL + " = ?",
new String[] { uri });
}
public void updateHistoryTitle(ContentResolver cr, String uri, String title) {
ContentValues values = new ContentValues();
values.put(History.TITLE, title);
cr.update(mHistoryUriWithProfile,
values,
History.URL + " = ?",
new String[] { uri });
}
public void updateHistoryEntry(ContentResolver cr, String uri, String title,
long date, int visits) {
int oldVisits = 0;
Cursor cursor = null;
try {
cursor = cr.query(mHistoryUriWithProfile,
new String[] { History.VISITS },
History.URL + " = ?",
new String[] { uri },
null);
if (cursor.moveToFirst()) {
oldVisits = cursor.getInt(0);
}
} finally {
if (cursor != null)
cursor.close();
}
ContentValues values = new ContentValues();
values.put(History.DATE_LAST_VISITED, date);
values.put(History.VISITS, oldVisits + visits);
if (title != null) {
values.put(History.TITLE, title);
}
cr.update(mHistoryUriWithProfile,
values,
History.URL + " = ?",
new String[] { uri });
}
public Cursor getAllVisitedHistory(ContentResolver cr) {
Cursor c = cr.query(mHistoryUriWithProfile,
new String[] { History.URL },
History.VISITS + " > 0",
null,
null);
return new LocalDBCursor(c);
}
public Cursor getRecentHistory(ContentResolver cr, int limit) {
Cursor c = cr.query(combinedUriWithLimit(limit),
new String[] { Combined._ID,
Combined.BOOKMARK_ID,
Combined.HISTORY_ID,
Combined.URL,
Combined.TITLE,
Combined.FAVICON,
Combined.DISPLAY,
Combined.DATE_LAST_VISITED,
Combined.VISITS },
History.DATE_LAST_VISITED + " > 0",
null,
History.DATE_LAST_VISITED + " DESC");
return new LocalDBCursor(c);
}
public void removeHistoryEntry(ContentResolver cr, int id) {
cr.delete(mHistoryUriWithProfile,
History._ID + " = ?",
new String[] { String.valueOf(id) });
}
public void clearHistory(ContentResolver cr) {
cr.delete(mHistoryUriWithProfile, null, null);
}
public Cursor getBookmarksInFolder(ContentResolver cr, long folderId) {
Cursor c = null;
boolean addDesktopFolder = false;
boolean addReadingListFolder = false;
// We always want to show mobile bookmarks in the root view.
if (folderId == Bookmarks.FIXED_ROOT_ID) {
folderId = getFolderIdFromGuid(cr, Bookmarks.MOBILE_FOLDER_GUID);
// We'll add a fake "Desktop Bookmarks" folder to the root view if desktop
// bookmarks exist, so that the user can still access non-mobile bookmarks.
addDesktopFolder = desktopBookmarksExist(cr);
// We'll add the Reading List folder to the root view if any reading
// list items exist.
addReadingListFolder = readingListItemsExist(cr);
}
if (folderId == Bookmarks.FAKE_DESKTOP_FOLDER_ID) {
// Since the "Desktop Bookmarks" folder doesn't actually exist, we
// just fake it by querying specifically certain known desktop folders.
c = cr.query(mBookmarksUriWithProfile,
DEFAULT_BOOKMARK_COLUMNS,
Bookmarks.GUID + " = ? OR " +
Bookmarks.GUID + " = ? OR " +
Bookmarks.GUID + " = ?",
new String[] { Bookmarks.TOOLBAR_FOLDER_GUID,
Bookmarks.MENU_FOLDER_GUID,
Bookmarks.UNFILED_FOLDER_GUID },
null);
} else {
// Right now, we only support showing folder and bookmark type of
// entries. We should add support for other types though (bug 737024)
c = cr.query(mBookmarksUriWithProfile,
DEFAULT_BOOKMARK_COLUMNS,
Bookmarks.PARENT + " = ? AND " +
"(" + Bookmarks.TYPE + " = ? OR " + Bookmarks.TYPE + " = ?)",
new String[] { String.valueOf(folderId),
String.valueOf(Bookmarks.TYPE_BOOKMARK),
String.valueOf(Bookmarks.TYPE_FOLDER) },
null);
}
if (addDesktopFolder || addReadingListFolder) {
// Wrap cursor to add fake desktop bookmarks and reading list folders
c = new SpecialFoldersCursorWrapper(c, addDesktopFolder, addReadingListFolder);
}
return new LocalDBCursor(c);
}
// Returns true if any desktop bookmarks exist, which will be true if the user
// has set up sync at one point, or done a profile migration from XUL fennec.
private boolean desktopBookmarksExist(ContentResolver cr) {
if (mDesktopBookmarksExist != null)
return mDesktopBookmarksExist;
Cursor c = null;
int count = 0;
try {
// Check to see if there are any bookmarks in one of our three
// fixed "Desktop Boomarks" folders.
c = cr.query(bookmarksUriWithLimit(1),
new String[] { Bookmarks._ID },
Bookmarks.PARENT + " = ? OR " +
Bookmarks.PARENT + " = ? OR " +
Bookmarks.PARENT + " = ?",
new String[] { String.valueOf(getFolderIdFromGuid(cr, Bookmarks.TOOLBAR_FOLDER_GUID)),
String.valueOf(getFolderIdFromGuid(cr, Bookmarks.MENU_FOLDER_GUID)),
String.valueOf(getFolderIdFromGuid(cr, Bookmarks.UNFILED_FOLDER_GUID)) },
null);
count = c.getCount();
} finally {
c.close();
}
// Cache result for future queries
mDesktopBookmarksExist = (count > 0);
return mDesktopBookmarksExist;
}
private boolean readingListItemsExist(ContentResolver cr) {
if (mReadingListItemsExist != null)
return mReadingListItemsExist;
Cursor c = null;
int count = 0;
try {
c = cr.query(bookmarksUriWithLimit(1),
new String[] { Bookmarks._ID },
Bookmarks.PARENT + " = ?",
new String[] { String.valueOf(Bookmarks.FIXED_READING_LIST_ID) },
null);
count = c.getCount();
} finally {
c.close();
}
// Cache result for future queries
mReadingListItemsExist = (count > 0);
return mReadingListItemsExist;
}
public boolean isBookmark(ContentResolver cr, String uri) {
// This method is about normal bookmarks, not the Reading List
Cursor cursor = cr.query(mBookmarksUriWithProfile,
new String[] { Bookmarks._ID },
Bookmarks.URL + " = ? AND " +
Bookmarks.PARENT + " != ?",
new String[] { uri,
String.valueOf(Bookmarks.FIXED_READING_LIST_ID) },
Bookmarks.URL);
int count = cursor.getCount();
cursor.close();
return (count == 1);
}
public String getUrlForKeyword(ContentResolver cr, String keyword) {
Cursor cursor = cr.query(mBookmarksUriWithProfile,
new String[] { Bookmarks.URL },
Bookmarks.KEYWORD + " = ?",
new String[] { keyword },
null);
if (!cursor.moveToFirst()) {
cursor.close();
return null;
}
String url = cursor.getString(cursor.getColumnIndexOrThrow(Bookmarks.URL));
cursor.close();
return url;
}
private synchronized long getFolderIdFromGuid(ContentResolver cr, String guid) {
if (mFolderIdMap.containsKey(guid))
return mFolderIdMap.get(guid);
long folderId = -1;
Cursor c = null;
try {
c = cr.query(mBookmarksUriWithProfile,
new String[] { Bookmarks._ID },
Bookmarks.GUID + " = ?",
new String[] { guid },
null);
if (c.moveToFirst())
folderId = c.getLong(c.getColumnIndexOrThrow(Bookmarks._ID));
} finally {
if (c != null)
c.close();
}
mFolderIdMap.put(guid, folderId);
return folderId;
}
/**
* Find parents of records that match the provided criteria, and bump their
* modified timestamp.
*/
protected void bumpParents(ContentResolver cr, String param, String value) {
ContentValues values = new ContentValues();
values.put(Bookmarks.DATE_MODIFIED, System.currentTimeMillis());
String where = param + " = ?";
String[] args = new String[] { value };
int updated = cr.update(mParentsUriWithProfile, values, where, args);
debug("Updated " + updated + " rows to new modified time.");
}
private void addBookmarkItem(ContentResolver cr, String title, String uri, long folderId) {
final long now = System.currentTimeMillis();
ContentValues values = new ContentValues();
values.put(Browser.BookmarkColumns.TITLE, title);
values.put(Bookmarks.URL, uri);
values.put(Bookmarks.PARENT, folderId);
values.put(Bookmarks.DATE_MODIFIED, now);
// Restore deleted record if possible
values.put(Bookmarks.IS_DELETED, 0);
int updated = cr.update(mBookmarksUriWithProfile,
values,
Bookmarks.URL + " = ? AND " +
Bookmarks.PARENT + " = ?",
new String[] { uri, String.valueOf(folderId) });
if (updated == 0)
cr.insert(mBookmarksUriWithProfile, values);
// Bump parent modified time using its ID.
debug("Bumping parent modified time for addition to: " + folderId);
final String where = Bookmarks._ID + " = ?";
final String[] args = new String[] { String.valueOf(folderId) };
ContentValues bumped = new ContentValues();
bumped.put(Bookmarks.DATE_MODIFIED, now);
updated = cr.update(mBookmarksUriWithProfile, bumped, where, args);
debug("Updated " + updated + " rows to new modified time.");
}
public void addBookmark(ContentResolver cr, String title, String uri) {
long folderId = getFolderIdFromGuid(cr, Bookmarks.MOBILE_FOLDER_GUID);
addBookmarkItem(cr, title, uri, folderId);
}
public void removeBookmark(ContentResolver cr, int id) {
Uri contentUri = mBookmarksUriWithProfile;
// Do this now so that the item still exists!
final String idString = String.valueOf(id);
bumpParents(cr, Bookmarks._ID, idString);
final String[] idArgs = new String[] { idString };
final String idEquals = Bookmarks._ID + " = ?";
cr.delete(contentUri, idEquals, idArgs);
}
public void removeBookmarksWithURL(ContentResolver cr, String uri) {
Uri contentUri = mBookmarksUriWithProfile;
// Do this now so that the items still exist!
bumpParents(cr, Bookmarks.URL, uri);
// Toggling bookmark on an URL should not affect the items in the reading list
final String[] urlArgs = new String[] { uri, String.valueOf(Bookmarks.FIXED_READING_LIST_ID) };
final String urlEquals = Bookmarks.URL + " = ? AND " + Bookmarks.PARENT + " != ?";
cr.delete(contentUri, urlEquals, urlArgs);
}
public void addReadingListItem(ContentResolver cr, String title, String uri) {
addBookmarkItem(cr, title, uri, Bookmarks.FIXED_READING_LIST_ID);
}
public void registerBookmarkObserver(ContentResolver cr, ContentObserver observer) {
cr.registerContentObserver(mBookmarksUriWithProfile, false, observer);
}
public void registerHistoryObserver(ContentResolver cr, ContentObserver observer) {
cr.registerContentObserver(mHistoryUriWithProfile, false, observer);
}
public void updateBookmark(ContentResolver cr, int id, String uri, String title, String keyword) {
ContentValues values = new ContentValues();
values.put(Browser.BookmarkColumns.TITLE, title);
values.put(Bookmarks.URL, uri);
values.put(Bookmarks.KEYWORD, keyword);
cr.update(mBookmarksUriWithProfile,
values,
Bookmarks._ID + " = ?",
new String[] { String.valueOf(id) });
}
public BitmapDrawable getFaviconForUrl(ContentResolver cr, String uri) {
Cursor c = cr.query(mImagesUriWithProfile,
new String[] { Images.FAVICON },
Images.URL + " = ?",
new String[] { uri },
null);
if (!c.moveToFirst()) {
c.close();
return null;
}
int faviconIndex = c.getColumnIndexOrThrow(Images.FAVICON);
byte[] b = c.getBlob(faviconIndex);
c.close();
if (b == null)
return null;
Bitmap bitmap = BitmapFactory.decodeByteArray(b, 0, b.length);
return new BitmapDrawable(bitmap);
}
public void updateFaviconForUrl(ContentResolver cr, String uri,
BitmapDrawable favicon) {
Bitmap bitmap = favicon.getBitmap();
if (bitmap == null)
return;
ByteArrayOutputStream stream = new ByteArrayOutputStream();
bitmap.compress(Bitmap.CompressFormat.PNG, 100, stream);
ContentValues values = new ContentValues();
values.put(Images.FAVICON, stream.toByteArray());
values.put(Images.URL, uri);
// Restore deleted record if possible
values.put(Images.IS_DELETED, 0);
int updated = cr.update(mImagesUriWithProfile,
values,
Images.URL + " = ?",
new String[] { uri });
if (updated == 0)
cr.insert(mImagesUriWithProfile, values);
}
public void updateThumbnailForUrl(ContentResolver cr, String uri,
BitmapDrawable thumbnail) {
Bitmap bitmap = thumbnail.getBitmap();
ByteArrayOutputStream stream = new ByteArrayOutputStream();
bitmap.compress(Bitmap.CompressFormat.PNG, 0, stream);
ContentValues values = new ContentValues();
values.put(Images.THUMBNAIL, stream.toByteArray());
values.put(Images.URL, uri);
// Restore deleted record if possible
values.put(Images.IS_DELETED, 0);
int updated = cr.update(mImagesUriWithProfile,
values,
Images.URL + " = ?",
new String[] { uri });
if (updated == 0)
cr.insert(mImagesUriWithProfile, values);
}
public byte[] getThumbnailForUrl(ContentResolver cr, String uri) {
Cursor c = cr.query(mImagesUriWithProfile,
new String[] { Images.THUMBNAIL },
Images.URL + " = ?",
new String[] { uri },
null);
if (!c.moveToFirst()) {
c.close();
return null;
}
int thumbnailIndex = c.getColumnIndexOrThrow(Images.THUMBNAIL);
byte[] b = c.getBlob(thumbnailIndex);
c.close();
return b;
}
// This wrapper adds a fake "Desktop Bookmarks" folder entry to the
// beginning of the cursor's data set.
private class SpecialFoldersCursorWrapper extends CursorWrapper {
private int mIndexOffset;
private int mDesktopBookmarksIndex = -1;
private int mReadingListIndex = -1;
private boolean mAtDesktopBookmarksPosition = false;
private boolean mAtReadingListPosition = false;
public SpecialFoldersCursorWrapper(Cursor c, boolean showDesktopBookmarks, boolean showReadingList) {
super(c);
mIndexOffset = 0;
if (showDesktopBookmarks) {
mDesktopBookmarksIndex = mIndexOffset;
mIndexOffset++;
}
if (showReadingList) {
mReadingListIndex = mIndexOffset;
mIndexOffset++;
}
}
@Override
public int getCount() {
return super.getCount() + mIndexOffset;
}
@Override
public boolean moveToPosition(int position) {
mAtDesktopBookmarksPosition = (mDesktopBookmarksIndex == position);
mAtReadingListPosition = (mReadingListIndex == position);
if (mAtDesktopBookmarksPosition || mAtReadingListPosition)
return true;
return super.moveToPosition(position - mIndexOffset);
}
@Override
public long getLong(int columnIndex) {
if (!mAtDesktopBookmarksPosition && !mAtReadingListPosition)
return super.getLong(columnIndex);
if (columnIndex == getColumnIndex(Bookmarks.PARENT)) {
return Bookmarks.FIXED_ROOT_ID;
}
return -1;
}
@Override
public int getInt(int columnIndex) {
if (!mAtDesktopBookmarksPosition && !mAtReadingListPosition)
return super.getInt(columnIndex);
if (columnIndex == getColumnIndex(Bookmarks._ID)) {
if (mAtDesktopBookmarksPosition) {
return Bookmarks.FAKE_DESKTOP_FOLDER_ID;
} else if (mAtReadingListPosition) {
return Bookmarks.FIXED_READING_LIST_ID;
}
}
if (columnIndex == getColumnIndex(Bookmarks.TYPE))
return Bookmarks.TYPE_FOLDER;
return -1;
}
@Override
public String getString(int columnIndex) {
if (!mAtDesktopBookmarksPosition && !mAtReadingListPosition)
return super.getString(columnIndex);
if (columnIndex == getColumnIndex(Bookmarks.GUID)) {
if (mAtDesktopBookmarksPosition) {
return Bookmarks.FAKE_DESKTOP_FOLDER_GUID;
} else if (mAtReadingListPosition) {
return Bookmarks.READING_LIST_FOLDER_GUID;
}
}
return "";
}
}
private static class LocalDBCursor extends CursorWrapper {
public LocalDBCursor(Cursor c) {
super(c);
}
private String translateColumnName(String columnName) {
if (columnName.equals(BrowserDB.URLColumns.URL)) {
columnName = URLColumns.URL;
} else if (columnName.equals(BrowserDB.URLColumns.TITLE)) {
columnName = URLColumns.TITLE;
} else if (columnName.equals(BrowserDB.URLColumns.FAVICON)) {
columnName = ImageColumns.FAVICON;
} else if (columnName.equals(BrowserDB.URLColumns.THUMBNAIL)) {
columnName = ImageColumns.THUMBNAIL;
} else if (columnName.equals(BrowserDB.URLColumns.DATE_LAST_VISITED)) {
columnName = History.DATE_LAST_VISITED;
} else if (columnName.equals(BrowserDB.URLColumns.VISITS)) {
columnName = History.VISITS;
}
return columnName;
}
@Override
public int getColumnIndex(String columnName) {
return super.getColumnIndex(translateColumnName(columnName));
}
@Override
public int getColumnIndexOrThrow(String columnName) {
return super.getColumnIndexOrThrow(translateColumnName(columnName));
}
}
}