From 58954ed59030f7f137bfa9f80fd718ccab64fce9 Mon Sep 17 00:00:00 2001
From: Benoit Marty <benoit@matrix.org>
Date: Tue, 23 Aug 2022 15:33:36 +0200
Subject: [PATCH] Fix Exception: java.lang.IllegalArgumentException:
 Configurations cannot be different if used to open the same file. See for
 instance
 https://github.com/matrix-org/element-android-rageshakes/issues/41975

---
 .../internal/database/RealmCompactOnLaunch.kt | 29 +++++++++++++++++++
 .../SessionRealmConfigurationFactory.kt       |  3 +-
 2 files changed, 31 insertions(+), 1 deletion(-)
 create mode 100644 matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/RealmCompactOnLaunch.kt

diff --git a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/RealmCompactOnLaunch.kt b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/RealmCompactOnLaunch.kt
new file mode 100644
index 0000000000..2cdbff4f5a
--- /dev/null
+++ b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/RealmCompactOnLaunch.kt
@@ -0,0 +1,29 @@
+/*
+ * 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.database
+
+import io.realm.DefaultCompactOnLaunchCallback
+import javax.inject.Inject
+
+class RealmCompactOnLaunch @Inject constructor() : DefaultCompactOnLaunchCallback() {
+    /**
+     * Forces all RealmCompactOnLaunch instances to be equal.
+     * Avoids Realm throwing when multiple instances of this class are used.
+     */
+    override fun equals(other: Any?) = other is RealmSessionStoreMigration
+    override fun hashCode() = 0x1000
+}
diff --git a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/SessionRealmConfigurationFactory.kt b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/SessionRealmConfigurationFactory.kt
index 5a0fd74bc0..bee629fd03 100644
--- a/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/SessionRealmConfigurationFactory.kt
+++ b/matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/database/SessionRealmConfigurationFactory.kt
@@ -41,6 +41,7 @@ private const val REALM_NAME = "disk_store.realm"
 internal class SessionRealmConfigurationFactory @Inject constructor(
         private val realmKeysUtils: RealmKeysUtils,
         private val realmSessionStoreMigration: RealmSessionStoreMigration,
+        private val realmCompactOnLaunch: RealmCompactOnLaunch,
         @SessionFilesDirectory val directory: File,
         @SessionId val sessionId: String,
         @UserMd5 val userMd5: String,
@@ -64,7 +65,7 @@ internal class SessionRealmConfigurationFactory @Inject constructor(
         }
 
         val realmConfiguration = RealmConfiguration.Builder()
-                .compactOnLaunch()
+                .compactOnLaunch(realmCompactOnLaunch)
                 .directory(directory)
                 .name(REALM_NAME)
                 .apply {