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Code Issues Releases Wiki Activity

Cache getDisplayInfo method

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Do not use reflection to retrieve the method for every call.

PR #6009 <https://github.com/Genymobile/scrcpy/pull/6009>
This commit is contained in:
Romain Vimont 2025-05-03 13:43:10 +02:00
parent 41ed40f5f9
commit ee414231ed
1 changed files with 10 additions and 1 deletions
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11
server/src/main/java/com/genymobile/scrcpy/wrappers/DisplayManager.java
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@ -46,6 +46,7 @@ public final class DisplayManager {
}
private final Object manager; // instance of hidden class android.hardware.display.DisplayManagerGlobal
private Method getDisplayInfoMethod;
private Method createVirtualDisplayMethod;
private Method requestDisplayPowerMethod;
@ -114,9 +115,17 @@ public final class DisplayManager {
return flags;
}
private Method getGetDisplayInfoMethod() throws NoSuchMethodException {
if (getDisplayInfoMethod == null) {
getDisplayInfoMethod = manager.getClass().getMethod("getDisplayInfo", int.class);
}
return getDisplayInfoMethod;
}
public DisplayInfo getDisplayInfo(int displayId) {
try {
Object displayInfo = manager.getClass().getMethod("getDisplayInfo", int.class).invoke(manager, displayId);
Method method = getGetDisplayInfoMethod();
Object displayInfo = method.invoke(manager, displayId);
if (displayInfo == null) {
// fallback when displayInfo is null
return getDisplayInfoFromDumpsysDisplay(displayId);