From 4460634758dd80e8a8ea76fe6a449b22f48ff721 Mon Sep 17 00:00:00 2001
From: Armin Felder <armin.felder@osalliance.com>
Date: Mon, 3 Dec 2018 03:39:42 +0100
Subject: [PATCH] use time for db transactions
---
persistancelayer.cpp | 18 ++++++++++++------
persistancelayer.h | 3 +--
2 files changed, 13 insertions(+), 8 deletions(-)
diff --git a/persistancelayer.cpp b/persistancelayer.cpp
index ca6a802..b1b5ec2 100755
--- a/persistancelayer.cpp
+++ b/persistancelayer.cpp
@@ -374,17 +374,17 @@ void PersistanceLayer::commit( )
{
// mMutex.lock();
+ /* if ( mCommitCounter ) {
+ mCommitCounter--;
+ }
+ */
if ( mCommitCounter ) {
- mCommitCounter--;
- }
-
- if ( mCommitCounter == 0 ) {
if ( !mDb.commit() ) {
qWarning() << mDb.lastError();
}
- counter++;
- qDebug() << "db commits" << counter;
+ mCommitCounter = 0;
+
}
// mMutex.unlock();
@@ -1451,6 +1451,12 @@ void PersistanceLayer::init()
throw std::runtime_error( mDb.lastError().text().toStdString() + "file used:" + filePath.toStdString() );
}
+ commitTimer.setInterval( 3000 );
+ commitTimer.start();
+ connect( &commitTimer, &QTimer::timeout, [&]() {
+ commit();
+ commitTimer.start();
+ } );
mDbReady = true;
initShema();
emit( ready() );
diff --git a/persistancelayer.h b/persistancelayer.h
index b2029f3..f1b9186 100755
--- a/persistancelayer.h
+++ b/persistancelayer.h
@@ -98,8 +98,7 @@ class PersistanceLayer : public QObject
PersistanceLayer() {}
QSqlDatabase mDb{ QSqlDatabase::addDatabase( "QSQLITE" )};
QMimeDatabase mMimeDb;
- QMutex mMutex;
- QAtomicInt counter = 0;
+ QTimer commitTimer;
void initShema();
void upgradeSchema();
--
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