log "getDisplayIds" methods parameters

server/build.gradle

@@ -7,7 +7,7 @@ android {
         minSdkVersion 21
         targetSdkVersion 30
         versionCode 11900
-        versionName "1.19-ws3"
+        versionName "1.19-ws4"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
     }
     buildTypes {

server/src/main/java/com/genymobile/scrcpy/wrappers/DisplayManager.java

@@ -4,6 +4,7 @@ import com.genymobile.scrcpy.DisplayInfo;
 import com.genymobile.scrcpy.Ln;
 import com.genymobile.scrcpy.Size;
 
+import android.os.Build;
 import android.os.IInterface;
 import android.view.Display;
 
@@ -36,13 +37,28 @@ public final class DisplayManager {
     }
 
     public int[] getDisplayIds() {
+        Method method;
+        String methodName = "getDisplayIds";
         try {
-            return (int[]) manager.getClass().getMethod("getDisplayIds").invoke(manager);
+            method = manager.getClass().getMethod(methodName);
+            return (int[]) method.invoke(manager);
         } catch (NoSuchMethodException e) {
             Ln.d("Failed to get display ids");
             Ln.d("Available methods:");
             for (Method m: manager.getClass().getMethods()) {
-                Ln.d(m.getName());
+                Ln.d(m.getName() + " parameters:");
+                if (m.getName().equals(methodName)) {
+                    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                        if (m.getParameterCount() > 0) {
+                            for (Class c : m.getParameterTypes()) {
+                                Ln.d(c.getName());
+                            }
+                        } else {
+                            Ln.d("No parameters");
+                        }
+                    }
+                }
+                Ln.d("Return type: " + m.getReturnType().getName());
             }
             Ln.d("///");
             return new int[]{Display.DEFAULT_DISPLAY};