1 files changed, 52 insertions, 0 deletions
diff --git a/src/plugins/platforms/android/androidbackendregister.cpp b/src/plugins/platforms/android/androidbackendregister.cpp
new file mode 100644
index 0000000000..bfd86138aa
--- /dev/null
+++ b/src/plugins/platforms/android/androidbackendregister.cpp
@@ -0,0 +1,52 @@
+// Copyright (C) 2024 The Qt Company Ltd.
+// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
+
+#include "androidbackendregister.h"
+
+#include "androidjnimain.h"
+
+QT_BEGIN_NAMESPACE
+
+Q_LOGGING_CATEGORY(lcAndroidBackendRegister, "qt.qpa.androidbackendregister")
+
+Q_DECLARE_JNI_CLASS(BackendRegister, "org/qtproject/qt/android/BackendRegister");
+
+bool AndroidBackendRegister::registerNatives()
+{
+    return QtJniTypes::BackendRegister::registerNativeMethods(
+            { Q_JNI_NATIVE_SCOPED_METHOD(registerBackend, AndroidBackendRegister),
+              Q_JNI_NATIVE_SCOPED_METHOD(unregisterBackend, AndroidBackendRegister) });
+}
+
+void AndroidBackendRegister::registerBackend(JNIEnv *, jclass, jclass interfaceClass,
+                                             jobject interface)
+{
+    if (AndroidBackendRegister *reg = QtAndroid::backendRegister()) {
+        const QJniObject classObject(static_cast<jobject>(interfaceClass));
+        QString name = classObject.callMethod<jstring>("getName").toString();
+        name.replace('.', '/');
+
+        QMutexLocker lock(&reg->m_registerMutex);
+        reg->m_register[name] = QJniObject(interface);
+    } else {
+        qCWarning(lcAndroidBackendRegister)
+                << "AndroidBackendRegister pointer is null, cannot register functionality";
+    }
+}
+
+void AndroidBackendRegister::unregisterBackend(JNIEnv *, jclass, jclass interfaceClass)
+{
+    if (AndroidBackendRegister *reg = QtAndroid::backendRegister()) {
+        const QJniObject classObject(static_cast<jobject>(interfaceClass));
+        QString name = classObject.callMethod<jstring>("getName").toString();
+        name.replace('.', '/');
+
+        QMutexLocker lock(&reg->m_registerMutex);
+        reg->m_register.remove(name);
+    } else {
+        qCWarning(lcAndroidBackendRegister)
+                << "AndroidBackendRegister pointer is null, cannot unregister functionality";
+    }
+}
+
+QT_END_NAMESPACE