Create a parent `MatrixRealmMigration` and improve the logs.

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/auth/db/AuthRealmMigration.kt

@@ -17,16 +17,18 @@
 package org.matrix.android.sdk.internal.auth.db
 
 import io.realm.DynamicRealm
-import io.realm.RealmMigration
 import org.matrix.android.sdk.internal.auth.db.migration.MigrateAuthTo001
 import org.matrix.android.sdk.internal.auth.db.migration.MigrateAuthTo002
 import org.matrix.android.sdk.internal.auth.db.migration.MigrateAuthTo003
 import org.matrix.android.sdk.internal.auth.db.migration.MigrateAuthTo004
 import org.matrix.android.sdk.internal.auth.db.migration.MigrateAuthTo005
-import timber.log.Timber
+import org.matrix.android.sdk.internal.util.database.MatrixRealmMigration
 import javax.inject.Inject
 
-internal class AuthRealmMigration @Inject constructor() : RealmMigration {
+internal class AuthRealmMigration @Inject constructor() : MatrixRealmMigration(
+        dbName = "Auth",
+        schemaVersion = 5L,
+) {
     /**
      * Forces all AuthRealmMigration instances to be equal.
      * Avoids Realm throwing when multiple instances of the migration are set.
@@ -34,11 +36,7 @@ internal class AuthRealmMigration @Inject constructor() : RealmMigration {
     override fun equals(other: Any?) = other is AuthRealmMigration
     override fun hashCode() = 4000
 
-    val schemaVersion = 5L
+    override fun doMigrate(realm: DynamicRealm, oldVersion: Long) {
-
-    override fun migrate(realm: DynamicRealm, oldVersion: Long, newVersion: Long) {
-        Timber.d("Migrating Auth Realm from $oldVersion to $newVersion")
-
         if (oldVersion < 1) MigrateAuthTo001(realm).perform()
         if (oldVersion < 2) MigrateAuthTo002(realm).perform()
         if (oldVersion < 3) MigrateAuthTo003(realm).perform()

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/crypto/store/db/RealmCryptoStoreMigration.kt

@@ -17,7 +17,6 @@
 package org.matrix.android.sdk.internal.crypto.store.db
 
 import io.realm.DynamicRealm
-import io.realm.RealmMigration
 import org.matrix.android.sdk.internal.crypto.store.db.migration.MigrateCryptoTo001Legacy
 import org.matrix.android.sdk.internal.crypto.store.db.migration.MigrateCryptoTo002Legacy
 import org.matrix.android.sdk.internal.crypto.store.db.migration.MigrateCryptoTo003RiotX
@@ -35,13 +34,22 @@ import org.matrix.android.sdk.internal.crypto.store.db.migration.MigrateCryptoTo
 import org.matrix.android.sdk.internal.crypto.store.db.migration.MigrateCryptoTo015
 import org.matrix.android.sdk.internal.crypto.store.db.migration.MigrateCryptoTo016
 import org.matrix.android.sdk.internal.crypto.store.db.migration.MigrateCryptoTo017
+import org.matrix.android.sdk.internal.util.database.MatrixRealmMigration
 import org.matrix.android.sdk.internal.util.time.Clock
-import timber.log.Timber
 import javax.inject.Inject
 
+/**
+ * Schema version history:
+ *  0, 1, 2: legacy Riot-Android
+ *  3: migrate to RiotX schema
+ *  4, 5, 6, 7, 8, 9: migrations from RiotX (which was previously 1, 2, 3, 4, 5, 6)
+ */
 internal class RealmCryptoStoreMigration @Inject constructor(
         private val clock: Clock,
-) : RealmMigration {
+) : MatrixRealmMigration(
+        dbName = "Crypto",
+        schemaVersion = 17L,
+) {
     /**
      * Forces all RealmCryptoStoreMigration instances to be equal.
      * Avoids Realm throwing when multiple instances of the migration are set.
@@ -49,14 +57,7 @@ internal class RealmCryptoStoreMigration @Inject constructor(
     override fun equals(other: Any?) = other is RealmCryptoStoreMigration
     override fun hashCode() = 5000
 
-    // 0, 1, 2: legacy Riot-Android
+    override fun doMigrate(realm: DynamicRealm, oldVersion: Long) {
-    // 3: migrate to RiotX schema
-    // 4, 5, 6, 7, 8, 9: migrations from RiotX (which was previously 1, 2, 3, 4, 5, 6)
-    val schemaVersion = 17L
-
-    override fun migrate(realm: DynamicRealm, oldVersion: Long, newVersion: Long) {
-        Timber.d("Migrating Realm Crypto from $oldVersion to $newVersion")
-
         if (oldVersion < 1) MigrateCryptoTo001Legacy(realm).perform()
         if (oldVersion < 2) MigrateCryptoTo002Legacy(realm).perform()
         if (oldVersion < 3) MigrateCryptoTo003RiotX(realm).perform()

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/RealmSessionStoreMigration.kt

@@ -17,7 +17,6 @@
 package org.matrix.android.sdk.internal.database
 
 import io.realm.DynamicRealm
-import io.realm.RealmMigration
 import org.matrix.android.sdk.internal.database.migration.MigrateSessionTo001
 import org.matrix.android.sdk.internal.database.migration.MigrateSessionTo002
 import org.matrix.android.sdk.internal.database.migration.MigrateSessionTo003
@@ -51,12 +50,15 @@ import org.matrix.android.sdk.internal.database.migration.MigrateSessionTo030
 import org.matrix.android.sdk.internal.database.migration.MigrateSessionTo031
 import org.matrix.android.sdk.internal.database.migration.MigrateSessionTo032
 import org.matrix.android.sdk.internal.util.Normalizer
-import timber.log.Timber
+import org.matrix.android.sdk.internal.util.database.MatrixRealmMigration
 import javax.inject.Inject
 
 internal class RealmSessionStoreMigration @Inject constructor(
         private val normalizer: Normalizer
-) : RealmMigration {
+) : MatrixRealmMigration(
+        dbName = "Session",
+        schemaVersion = 32L,
+) {
     /**
      * Forces all RealmSessionStoreMigration instances to be equal.
      * Avoids Realm throwing when multiple instances of the migration are set.
@@ -64,11 +66,7 @@ internal class RealmSessionStoreMigration @Inject constructor(
     override fun equals(other: Any?) = other is RealmSessionStoreMigration
     override fun hashCode() = 1000
 
-    val schemaVersion = 32L
+    override fun doMigrate(realm: DynamicRealm, oldVersion: Long) {
-
-    override fun migrate(realm: DynamicRealm, oldVersion: Long, newVersion: Long) {
-        Timber.d("Migrating Realm Session from $oldVersion to $newVersion")
-
         if (oldVersion < 1) MigrateSessionTo001(realm).perform()
         if (oldVersion < 2) MigrateSessionTo002(realm).perform()
         if (oldVersion < 3) MigrateSessionTo003(realm).perform()

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/raw/GlobalRealmMigration.kt

@@ -17,12 +17,14 @@
 package org.matrix.android.sdk.internal.raw
 
 import io.realm.DynamicRealm
-import io.realm.RealmMigration
 import org.matrix.android.sdk.internal.raw.migration.MigrateGlobalTo001
-import timber.log.Timber
+import org.matrix.android.sdk.internal.util.database.MatrixRealmMigration
 import javax.inject.Inject
 
-internal class GlobalRealmMigration @Inject constructor() : RealmMigration {
+internal class GlobalRealmMigration @Inject constructor() : MatrixRealmMigration(
+        dbName = "Global",
+        schemaVersion = 1L,
+) {
     /**
      * Forces all GlobalRealmMigration instances to be equal.
      * Avoids Realm throwing when multiple instances of the migration are set.
@@ -30,11 +32,7 @@ internal class GlobalRealmMigration @Inject constructor() : RealmMigration {
     override fun equals(other: Any?) = other is GlobalRealmMigration
     override fun hashCode() = 2000
 
-    val schemaVersion = 1L
+    override fun doMigrate(realm: DynamicRealm, oldVersion: Long) {
-
-    override fun migrate(realm: DynamicRealm, oldVersion: Long, newVersion: Long) {
-        Timber.d("Migrating Global Realm from $oldVersion to $newVersion")
-
         if (oldVersion < 1) MigrateGlobalTo001(realm).perform()
     }
 }

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/identity/db/RealmIdentityStoreMigration.kt

@@ -17,12 +17,14 @@
 package org.matrix.android.sdk.internal.session.identity.db
 
 import io.realm.DynamicRealm
-import io.realm.RealmMigration
 import org.matrix.android.sdk.internal.session.identity.db.migration.MigrateIdentityTo001
-import timber.log.Timber
+import org.matrix.android.sdk.internal.util.database.MatrixRealmMigration
 import javax.inject.Inject
 
-internal class RealmIdentityStoreMigration @Inject constructor() : RealmMigration {
+internal class RealmIdentityStoreMigration @Inject constructor() : MatrixRealmMigration(
+        dbName = "Identity",
+        schemaVersion = 1L,
+) {
     /**
      * Forces all RealmIdentityStoreMigration instances to be equal.
      * Avoids Realm throwing when multiple instances of the migration are set.
@@ -30,11 +32,7 @@ internal class RealmIdentityStoreMigration @Inject constructor() : RealmMigratio
     override fun equals(other: Any?) = other is RealmIdentityStoreMigration
     override fun hashCode() = 3000
 
-    val schemaVersion = 1L
+    override fun doMigrate(realm: DynamicRealm, oldVersion: Long) {
-
-    override fun migrate(realm: DynamicRealm, oldVersion: Long, newVersion: Long) {
-        Timber.d("Migrating Realm Identity from $oldVersion to $newVersion")
-
         if (oldVersion < 1) MigrateIdentityTo001(realm).perform()
     }
 }

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/util/database/MatrixRealmMigration.kt

@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2022 The Matrix.org Foundation C.I.C.
+ *
+ * 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 org.matrix.android.sdk.internal.util.database
+
+import io.realm.DynamicRealm
+import io.realm.RealmMigration
+import timber.log.Timber
+import kotlin.system.measureTimeMillis
+
+internal abstract class MatrixRealmMigration(
+        private val dbName: String,
+        val schemaVersion: Long,
+) : RealmMigration {
+    final override fun migrate(realm: DynamicRealm, oldVersion: Long, newVersion: Long) {
+        Timber.d("Migrating Realm $dbName from $oldVersion to $newVersion")
+        val duration = measureTimeMillis {
+            doMigrate(realm, oldVersion)
+        }
+        Timber.d("Migrating Realm $dbName from $oldVersion to $newVersion took $duration ms.")
+    }
+
+    abstract fun doMigrate(realm: DynamicRealm, oldVersion: Long)
+}