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Code Issues Projects Releases Wiki Activity

Use new transaction wrappers.

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This commit is contained in:
akwizgran
2023-01-20 13:35:12 +00:00
parent e52250f1e4
commit 2eef34f424
2 changed files with 13 additions and 33 deletions
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33
briar-core/src/main/java/org/briarproject/briar/feed/FeedManagerImpl.java
View File

@@ -167,32 +167,24 @@ class FeedManagerImpl implements FeedManager, EventListener, OpenDatabaseHook,
Feed feed = feedFactory.createFeed(url, sf);
// store feed metadata and new blog
Transaction txn = db.startTransaction(false);
try {
db.transaction(false, txn -> {
blogManager.addBlog(txn, feed.getBlog());
List<Feed> feeds = getFeeds(txn);
feeds.add(feed);
storeFeeds(txn, feeds);
db.commitTransaction(txn);
} finally {
db.endTransaction(txn);
}
});
// post entries
long lastEntryTime = postFeedEntries(feed, sf.getEntries());
Feed updatedFeed = feedFactory.updateFeed(feed, sf, lastEntryTime);
// store feed metadata again to also store last entry time
txn = db.startTransaction(false);
try {
db.transaction(false, txn -> {
List<Feed> feeds = getFeeds(txn);
feeds.remove(feed);
feeds.add(updatedFeed);
storeFeeds(txn, feeds);
db.commitTransaction(txn);
} finally {
db.endTransaction(txn);
}
});
return updatedFeed;
}
@@ -200,14 +192,9 @@ class FeedManagerImpl implements FeedManager, EventListener, OpenDatabaseHook,
@Override
public void removeFeed(Feed feed) throws DbException {
LOG.info("Removing RSS feed...");
Transaction txn = db.startTransaction(false);
try {
// this will call removingBlog() where the feed itself gets removed
blogManager.removeBlog(txn, feed.getBlog());
db.commitTransaction(txn);
} finally {
db.endTransaction(txn);
}
db.transaction(false, txn ->
blogManager.removeBlog(txn, feed.getBlog()));
}
@Override
@@ -375,9 +362,8 @@ class FeedManagerImpl implements FeedManager, EventListener, OpenDatabaseHook,
long postFeedEntries(Feed feed, List<SyndEntry> entries)
throws DbException {
return db.transactionWithResult(false, txn -> {
long lastEntryTime = feed.getLastEntryTime();
Transaction txn = db.startTransaction(false);
try {
//noinspection Java8ListSort
sort(entries, getEntryComparator());
for (SyndEntry entry : entries) {
@@ -396,11 +382,8 @@ class FeedManagerImpl implements FeedManager, EventListener, OpenDatabaseHook,
if (entryTime > lastEntryTime) lastEntryTime = entryTime;
}
}
db.commitTransaction(txn);
} finally {
db.endTransaction(txn);
}
return lastEntryTime;
});
}
private void postEntry(Transaction txn, Feed feed, SyndEntry entry) {

7
briar-core/src/test/java/org/briarproject/briar/feed/FeedManagerImplTest.java
View File

@@ -137,17 +137,14 @@ public class FeedManagerImplTest extends BrambleMockTestCase {
Message msg = getMessage(blogGroupId);
BlogPost post = new BlogPost(msg, null, localAuthor);
context.checking(new Expectations() {{
oneOf(db).startTransaction(false);
will(returnValue(txn));
context.checking(new DbExpectations() {{
oneOf(db).transactionWithResult(with(false), withDbCallable(txn));
oneOf(clock).currentTimeMillis();
will(returnValue(42L));
oneOf(blogPostFactory).createBlogPost(feed.getBlogId(), 42L, null,
localAuthor, text);
will(returnValue(post));
oneOf(blogManager).addLocalPost(txn, post);
oneOf(db).commitTransaction(txn);
oneOf(db).endTransaction(txn);
}});
feedManager.postFeedEntries(feed, entries);
}