BayernMessenger/matrix-sdk-android/src/main/java/im/vector/matrix/android/internal/database/AsyncTransaction.kt

39 lines
1.3 KiB
Kotlin

/*
* Copyright 2019 New Vector Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package im.vector.matrix.android.internal.database
import io.realm.Realm
import io.realm.RealmConfiguration
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.isActive
import kotlinx.coroutines.withContext
suspend fun awaitTransaction(config: RealmConfiguration, transaction: suspend (realm: Realm) -> Unit) = withContext(Dispatchers.IO) {
Realm.getInstance(config).use { bgRealm ->
bgRealm.beginTransaction()
try {
transaction(bgRealm)
if (isActive) {
bgRealm.commitTransaction()
}
} finally {
if (bgRealm.isInTransaction) {
bgRealm.cancelTransaction()
}
}
}
}