Introduce the InputDeviceMetricsCollector stage

Bug: 275726706
Test: Build
Test: adb shell setprop persist.debug.input.enable_input_device_usage_metrics 1
Change-Id: Ie0c19f220c077c9d46df34787fed72cef70eace2
diff --git a/services/inputflinger/InputDeviceMetricsCollector.cpp b/services/inputflinger/InputDeviceMetricsCollector.cpp
new file mode 100644
index 0000000..c6089c8
--- /dev/null
+++ b/services/inputflinger/InputDeviceMetricsCollector.cpp
@@ -0,0 +1,68 @@
+/*
+ * Copyright 2023 The Android Open Source Project
+ *
+ * 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.
+ */
+
+#define LOG_TAG "InputDeviceMetricsCollector"
+#include "InputDeviceMetricsCollector.h"
+
+namespace android {
+
+InputDeviceMetricsCollector::InputDeviceMetricsCollector(InputListenerInterface& listener)
+      : mNextListener(listener){};
+
+void InputDeviceMetricsCollector::notifyInputDevicesChanged(
+        const NotifyInputDevicesChangedArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::notifyConfigurationChanged(
+        const NotifyConfigurationChangedArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::notifyKey(const NotifyKeyArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::notifyMotion(const NotifyMotionArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::notifySwitch(const NotifySwitchArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::notifySensor(const NotifySensorArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::notifyVibratorState(const NotifyVibratorStateArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::notifyDeviceReset(const NotifyDeviceResetArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::notifyPointerCaptureChanged(
+        const NotifyPointerCaptureChangedArgs& args) {
+    mNextListener.notify(args);
+}
+
+void InputDeviceMetricsCollector::dump(std::string& dump) {
+    dump += "InputDeviceMetricsCollector:\n";
+}
+
+} // namespace android