r4sas
/
lightning-i2p
1
0
Fork 0
Code Issues Pull Requests Releases 1 Wiki Activity
Browse Source

Switching to lazy database for history

master
anthony restaino 7 years ago
parent
0823f41188
commit
ca8024d04d
2 changed files with 14 additions and 31 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 5
      app/src/main/java/acr/browser/lightning/database/bookmark/BookmarkDatabase.java
  2. 40
      app/src/main/java/acr/browser/lightning/database/history/HistoryDatabase.java

5
app/src/main/java/acr/browser/lightning/database/bookmark/BookmarkDatabase.java
Unescape View File

@ -8,6 +8,7 @@ import android.database.sqlite.SQLiteDatabase; @@ -8,6 +8,7 @@ import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteOpenHelper;
import android.support.annotation.NonNull;
import android.support.annotation.Nullable;
import android.support.annotation.WorkerThread;
import android.text.TextUtils;
import com.anthonycr.bonsai.Completable;
@ -56,7 +57,6 @@ public class BookmarkDatabase extends SQLiteOpenHelper implements BookmarkModel @@ -56,7 +57,6 @@ public class BookmarkDatabase extends SQLiteOpenHelper implements BookmarkModel
private static final String KEY_FOLDER = "folder";
private static final String KEY_POSITION = "position";
@NonNull private final String DEFAULT_BOOKMARK_TITLE;
@Nullable private SQLiteDatabase mDatabase;
@ -73,9 +73,10 @@ public class BookmarkDatabase extends SQLiteOpenHelper implements BookmarkModel @@ -73,9 +73,10 @@ public class BookmarkDatabase extends SQLiteOpenHelper implements BookmarkModel
*
* @return a non null writable database.
*/
@WorkerThread
@NonNull
private SQLiteDatabase lazyDatabase() {
if (mDatabase == null) {
if (mDatabase == null || !mDatabase.isOpen()) {
mDatabase = getWritableDatabase();
}

40
app/src/main/java/acr/browser/lightning/database/history/HistoryDatabase.java
Unescape View File

@ -68,15 +68,6 @@ public class HistoryDatabase extends SQLiteOpenHelper { @@ -68,15 +68,6 @@ public class HistoryDatabase extends SQLiteOpenHelper {
onCreate(db);
}
@Override
public synchronized void close() {
if (mDatabase != null) {
mDatabase.close();
mDatabase = null;
}
super.close();
}
@NonNull
private static HistoryItem fromCursor(@NonNull Cursor cursor) {
HistoryItem historyItem = new HistoryItem();
@ -89,7 +80,7 @@ public class HistoryDatabase extends SQLiteOpenHelper { @@ -89,7 +80,7 @@ public class HistoryDatabase extends SQLiteOpenHelper {
@WorkerThread
@NonNull
private SQLiteDatabase openIfNecessary() {
private SQLiteDatabase lazyDatabase() {
if (mDatabase == null || !mDatabase.isOpen()) {
mDatabase = this.getWritableDatabase();
}
@ -98,30 +89,26 @@ public class HistoryDatabase extends SQLiteOpenHelper { @@ -98,30 +89,26 @@ public class HistoryDatabase extends SQLiteOpenHelper {
@WorkerThread
synchronized void deleteHistory() {
mDatabase = openIfNecessary();
mDatabase.delete(TABLE_HISTORY, null, null);
mDatabase.close();
mDatabase = this.getWritableDatabase();
lazyDatabase().delete(TABLE_HISTORY, null, null);
lazyDatabase().close();
}
@WorkerThread
synchronized void deleteHistoryItem(@NonNull String url) {
mDatabase = openIfNecessary();
mDatabase.delete(TABLE_HISTORY, KEY_URL + " = ?", new String[]{url});
lazyDatabase().delete(TABLE_HISTORY, KEY_URL + " = ?", new String[]{url});
}
@WorkerThread
synchronized void visitHistoryItem(@NonNull String url, @Nullable String title) {
mDatabase = openIfNecessary();
ContentValues values = new ContentValues();
values.put(KEY_TITLE, title == null ? "" : title);
values.put(KEY_TIME_VISITED, System.currentTimeMillis());
Cursor cursor = mDatabase.query(false, TABLE_HISTORY, new String[]{KEY_URL},
Cursor cursor = lazyDatabase().query(false, TABLE_HISTORY, new String[]{KEY_URL},
KEY_URL + " = ?", new String[]{url}, null, null, null, "1");
if (cursor.getCount() > 0) {
mDatabase.update(TABLE_HISTORY, values, KEY_URL + " = ?", new String[]{url});
lazyDatabase().update(TABLE_HISTORY, values, KEY_URL + " = ?", new String[]{url});
} else {
addHistoryItem(new HistoryItem(url, title == null ? "" : title));
}
@ -131,19 +118,17 @@ public class HistoryDatabase extends SQLiteOpenHelper { @@ -131,19 +118,17 @@ public class HistoryDatabase extends SQLiteOpenHelper {
@WorkerThread
private synchronized void addHistoryItem(@NonNull HistoryItem item) {
mDatabase = openIfNecessary();
ContentValues values = new ContentValues();
values.put(KEY_URL, item.getUrl());
values.put(KEY_TITLE, item.getTitle());
values.put(KEY_TIME_VISITED, System.currentTimeMillis());
mDatabase.insert(TABLE_HISTORY, null, values);
lazyDatabase().insert(TABLE_HISTORY, null, values);
}
@WorkerThread
@Nullable
synchronized String getHistoryItem(@NonNull String url) {
mDatabase = openIfNecessary();
Cursor cursor = mDatabase.query(TABLE_HISTORY, new String[]{KEY_ID, KEY_URL, KEY_TITLE},
Cursor cursor = lazyDatabase().query(TABLE_HISTORY, new String[]{KEY_ID, KEY_URL, KEY_TITLE},
KEY_URL + " = ?", new String[]{url}, null, null, null, "1");
String m = null;
if (cursor != null) {
@ -158,7 +143,6 @@ public class HistoryDatabase extends SQLiteOpenHelper { @@ -158,7 +143,6 @@ public class HistoryDatabase extends SQLiteOpenHelper {
@WorkerThread
@NonNull
synchronized List<HistoryItem> findItemsContaining(@Nullable String search) {
mDatabase = openIfNecessary();
List<HistoryItem> itemList = new ArrayList<>(5);
if (search == null) {
return itemList;
@ -166,7 +150,7 @@ public class HistoryDatabase extends SQLiteOpenHelper { @@ -166,7 +150,7 @@ public class HistoryDatabase extends SQLiteOpenHelper {
search = '%' + search + '%';
Cursor cursor = mDatabase.query(TABLE_HISTORY, null, KEY_TITLE + " LIKE ? OR " + KEY_URL + " LIKE ?",
Cursor cursor = lazyDatabase().query(TABLE_HISTORY, null, KEY_TITLE + " LIKE ? OR " + KEY_URL + " LIKE ?",
new String[]{search, search}, null, null, KEY_TIME_VISITED + " DESC", "5");
while (cursor.moveToNext()) {
@ -181,9 +165,8 @@ public class HistoryDatabase extends SQLiteOpenHelper { @@ -181,9 +165,8 @@ public class HistoryDatabase extends SQLiteOpenHelper {
@WorkerThread
@NonNull
synchronized List<HistoryItem> getLastHundredItems() {
mDatabase = openIfNecessary();
List<HistoryItem> itemList = new ArrayList<>(100);
Cursor cursor = mDatabase.query(TABLE_HISTORY, null, null, null, null, null, KEY_TIME_VISITED + " DESC", "100");
Cursor cursor = lazyDatabase().query(TABLE_HISTORY, null, null, null, null, null, KEY_TIME_VISITED + " DESC", "100");
while (cursor.moveToNext()) {
itemList.add(fromCursor(cursor));
@ -197,10 +180,9 @@ public class HistoryDatabase extends SQLiteOpenHelper { @@ -197,10 +180,9 @@ public class HistoryDatabase extends SQLiteOpenHelper {
@WorkerThread
@NonNull
synchronized List<HistoryItem> getAllHistoryItems() {
mDatabase = openIfNecessary();
List<HistoryItem> itemList = new ArrayList<>();
Cursor cursor = mDatabase.query(TABLE_HISTORY, null, null, null, null, null, KEY_TIME_VISITED + " DESC");
Cursor cursor = lazyDatabase().query(TABLE_HISTORY, null, null, null, null, null, KEY_TIME_VISITED + " DESC");
while (cursor.moveToNext()) {
itemList.add(fromCursor(cursor));

Write Preview
Loading…
Cancel
Save