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

47 lines
1.5 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 kotlinx.coroutines.suspendCancellableCoroutine
import timber.log.Timber
import kotlin.coroutines.resume
import kotlin.coroutines.resumeWithException
suspend fun Realm.awaitTransaction(transaction: (realm: Realm) -> Unit) {
return suspendCancellableCoroutine { continuation ->
beginTransaction()
try {
transaction(this)
commitTransaction()
continuation.resume(Unit)
} catch (e: Throwable) {
if (isInTransaction) {
cancelTransaction()
} else {
Timber.w("Could not cancel transaction, not currently in a transaction.")
}
continuation.resumeWithException(e)
}
continuation.invokeOnCancellation {
if (isInTransaction) {
cancelTransaction()
}
}
}
}