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Enable WAL and use non-exclusive transactions

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This commit is contained in:
Martin Fietz 2016-03-08 15:11:28 +01:00
parent 05ef0a91a5
commit a7368eadd9
1 changed files with 188 additions and 99 deletions
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99
core/src/main/java/de/danoeh/antennapod/core/storage/PodDBAdapter.java
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@ -10,6 +10,7 @@ import android.database.sqlite.SQLiteDatabase;
import android.database.sqlite.SQLiteDatabase.CursorFactory;
import android.database.sqlite.SQLiteOpenHelper;
import android.media.MediaMetadataRetriever;
import android.os.Build;
import android.text.TextUtils;
import android.util.Log;
@ -323,6 +324,9 @@ public class PodDBAdapter {
Log.v(TAG, "Opening DB");
try {
db = dbHelper.getWritableDatabase();
if(Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.enableWriteAheadLogging();
}
} catch (SQLException ex) {
Log.e(TAG, Log.getStackTraceString(ex));
db = dbHelper.getReadableDatabase();
@ -425,8 +429,14 @@ public class PodDBAdapter {
*/
public long setImage(FeedImage image) {
boolean startedTransaction = false;
if(!db.inTransaction()) {
try {
if (!db.inTransaction()) {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
}
startedTransaction = true;
}
@ -450,10 +460,16 @@ public class PodDBAdapter {
db.update(TABLE_NAME_FEEDS, values, KEY_ID + "=?", new String[]{String.valueOf(image.getOwner().getId())});
}
}
if(startedTransaction) {
if (startedTransaction) {
db.setTransactionSuccessful();
}
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
if (startedTransaction) {
db.endTransaction();
}
}
return image.getId();
}
@ -522,7 +538,12 @@ public class PodDBAdapter {
* transaction
*/
public void setCompleteFeed(Feed... feeds) {
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
}
for (Feed feed : feeds) {
setFeed(feed);
if (feed.getItems() != null) {
@ -535,8 +556,12 @@ public class PodDBAdapter {
}
}
db.setTransactionSuccessful();
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
db.endTransaction();
}
}
/**
* Update the flattr status of a feed
@ -598,19 +623,38 @@ public class PodDBAdapter {
}
public void setFeedItemlist(List<FeedItem> items) {
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
}
for (FeedItem item : items) {
setFeedItem(item, true);
}
db.setTransactionSuccessful();
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
db.endTransaction();
}
}
public long setSingleFeedItem(FeedItem item) {
long result = 0;
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
long result = setFeedItem(item, true);
}
result = setFeedItem(item, true);
db.setTransactionSuccessful();
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
db.endTransaction();
}
return result;
}
@ -728,7 +772,12 @@ public class PodDBAdapter {
public void setFeedItemRead(int played, long itemId, long mediaId,
boolean resetMediaPosition) {
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
}
ContentValues values = new ContentValues();
values.put(KEY_READ, played);
@ -741,8 +790,12 @@ public class PodDBAdapter {
}
db.setTransactionSuccessful();
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
db.endTransaction();
}
}
/**
* Sets the 'read' attribute of the item.
@ -750,7 +803,12 @@ public class PodDBAdapter {
* @param itemIds items to change the value of
*/
public void setFeedItemRead(int read, long... itemIds) {
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
}
ContentValues values = new ContentValues();
for (long id : itemIds) {
values.clear();
@ -758,8 +816,12 @@ public class PodDBAdapter {
db.update(TABLE_NAME_FEED_ITEMS, values, KEY_ID + "=?", new String[]{String.valueOf(id)});
}
db.setTransactionSuccessful();
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
db.endTransaction();
}
}
public void setChapters(FeedItem item) {
ContentValues values = new ContentValues();
@ -822,7 +884,12 @@ public class PodDBAdapter {
public void setFavorites(List<FeedItem> favorites) {
ContentValues values = new ContentValues();
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
}
db.delete(TABLE_NAME_FAVORITES, null, null);
for (int i = 0; i < favorites.size(); i++) {
FeedItem item = favorites.get(i);
@ -832,8 +899,12 @@ public class PodDBAdapter {
db.insertWithOnConflict(TABLE_NAME_FAVORITES, null, values, SQLiteDatabase.CONFLICT_REPLACE);
}
db.setTransactionSuccessful();
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
db.endTransaction();
}
}
/**
* Adds the item to favorites
@ -880,7 +951,12 @@ public class PodDBAdapter {
public void setQueue(List<FeedItem> queue) {
ContentValues values = new ContentValues();
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
}
db.delete(TABLE_NAME_QUEUE, null, null);
for (int i = 0; i < queue.size(); i++) {
FeedItem item = queue.get(i);
@ -890,8 +966,12 @@ public class PodDBAdapter {
db.insertWithOnConflict(TABLE_NAME_QUEUE, null, values, SQLiteDatabase.CONFLICT_REPLACE);
}
db.setTransactionSuccessful();
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
db.endTransaction();
}
}
public void clearQueue() {
db.delete(TABLE_NAME_QUEUE, null, null);
@ -937,7 +1017,12 @@ public class PodDBAdapter {
* Remove a feed with all its FeedItems and Media entries.
*/
public void removeFeed(Feed feed) {
try {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.HONEYCOMB) {
db.beginTransactionNonExclusive();
} else {
db.beginTransaction();
}
if (feed.getImage() != null) {
removeFeedImage(feed.getImage());
}
@ -947,14 +1032,18 @@ public class PodDBAdapter {
}
}
// delete download log entries for feed
db.delete(TABLE_NAME_DOWNLOAD_LOG, KEY_FEEDFILE + "=? AND " + KEY_FEEDFILETYPE +"=?",
new String[] { String.valueOf(feed.getId()), String.valueOf(Feed.FEEDFILETYPE_FEED) });
db.delete(TABLE_NAME_DOWNLOAD_LOG, KEY_FEEDFILE + "=? AND " + KEY_FEEDFILETYPE + "=?",
new String[]{String.valueOf(feed.getId()), String.valueOf(Feed.FEEDFILETYPE_FEED)});
db.delete(TABLE_NAME_FEEDS, KEY_ID + "=?",
new String[]{String.valueOf(feed.getId())});
db.setTransactionSuccessful();
} catch (SQLException e) {
Log.e(TAG, Log.getStackTraceString(e));
} finally {
db.endTransaction();
}
}
public void clearPlaybackHistory() {
ContentValues values = new ContentValues();