From b7a06278fee0dbfbb18b651ad563d9fb0797c8bc Mon Sep 17 00:00:00 2001
From: Thomas Rebele <thomas.rebele@googlemail.com>
Date: Sat, 15 Jan 2022 16:27:51 +0100
Subject: [PATCH] Fix NoSuchMethodException for injectInputEvent()

Some devices with modified ROMs expose a different signature for
injectInputEvent().

Fixes #2250 <https://github.com/Genymobile/scrcpy/issues/2250>
PR #2946 <https://github.com/Genymobile/scrcpy/pull/2946>

Signed-off-by: Romain Vimont <rom@rom1v.com>
---
 .../com/genymobile/scrcpy/wrappers/InputManager.java | 12 +++++++++++-
 1 file changed, 11 insertions(+), 1 deletion(-)

diff --git a/server/src/main/java/com/genymobile/scrcpy/wrappers/InputManager.java b/server/src/main/java/com/genymobile/scrcpy/wrappers/InputManager.java
index e17b5a17..dc7bc8da 100644
--- a/server/src/main/java/com/genymobile/scrcpy/wrappers/InputManager.java
+++ b/server/src/main/java/com/genymobile/scrcpy/wrappers/InputManager.java
@@ -16,6 +16,7 @@ public final class InputManager {
 
     private final IInterface manager;
     private Method injectInputEventMethod;
+    boolean alternativeInjectInputEventMethod;
 
     private static Method setDisplayIdMethod;
 
@@ -25,7 +26,12 @@ public final class InputManager {
 
     private Method getInjectInputEventMethod() throws NoSuchMethodException {
         if (injectInputEventMethod == null) {
-            injectInputEventMethod = manager.getClass().getMethod("injectInputEvent", InputEvent.class, int.class);
+            try {
+                injectInputEventMethod = manager.getClass().getMethod("injectInputEvent", InputEvent.class, int.class);
+            } catch (NoSuchMethodException e) {
+                injectInputEventMethod = manager.getClass().getMethod("injectInputEvent", InputEvent.class, int.class, int.class);
+                alternativeInjectInputEventMethod = true;
+            }
         }
         return injectInputEventMethod;
     }
@@ -33,6 +39,10 @@ public final class InputManager {
     public boolean injectInputEvent(InputEvent inputEvent, int mode) {
         try {
             Method method = getInjectInputEventMethod();
+            if (alternativeInjectInputEventMethod) {
+                // See <https://github.com/Genymobile/scrcpy/issues/2250>
+                return (boolean) method.invoke(manager, inputEvent, mode, 0);
+            }
             return (boolean) method.invoke(manager, inputEvent, mode);
         } catch (InvocationTargetException | IllegalAccessException | NoSuchMethodException e) {
             Ln.e("Could not invoke method", e);