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Merge "[WMS][Bugfix] Catch exception when dump local window."

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This commit is contained in:
Riddle Hsu
2023-03-13 11:03:34 +00:00
committed by Gerrit Code Review
parent a5241e0f80 1440ee7834
commit 9b40b1ff61
1 changed files with 18 additions and 10 deletions
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28
services/core/java/com/android/server/wm/WindowManagerShellCommand.java
View File

@@ -42,6 +42,7 @@ import android.provider.Settings;
import android.util.DisplayMetrics;
import android.util.Pair;
import android.view.Display;
import android.view.IWindow;
import android.view.IWindowManager;
import android.view.ViewDebug;
@@ -553,6 +554,22 @@ public class WindowManagerShellCommand extends ShellCommand {
return 0;
}
private void dumpLocalWindowAsync(IWindow client, ParcelFileDescriptor pfd) {
// Make it asynchronous to avoid writer from being blocked
// by waiting for the buffer to be consumed in the same process.
IoThread.getExecutor().execute(() -> {
synchronized (mInternal.mGlobalLock) {
try {
client.executeCommand(ViewDebug.REMOTE_COMMAND_DUMP_ENCODED, null, pfd);
} catch (Exception e) {
// Ignore RemoteException for local call. Just print trace for other
// exceptions caused by RC with tolerable low possibility.
e.printStackTrace();
}
}
});
}
private int runDumpVisibleWindowViews(PrintWriter pw) {
if (!mInternal.checkCallingPermission(android.Manifest.permission.DUMP,
"runDumpVisibleWindowViews()")) {
@@ -575,16 +592,7 @@ public class WindowManagerShellCommand extends ShellCommand {
pipe = new ByteTransferPipe();
final ParcelFileDescriptor pfd = pipe.getWriteFd();
if (w.isClientLocal()) {
// Make it asynchronous to avoid writer from being blocked
// by waiting for the buffer to be consumed in the same process.
IoThread.getExecutor().execute(() -> {
try {
w.mClient.executeCommand(
ViewDebug.REMOTE_COMMAND_DUMP_ENCODED, null, pfd);
} catch (RemoteException e) {
// Ignore for local call.
}
});
dumpLocalWindowAsync(w.mClient, pfd);
} else {
w.mClient.executeCommand(
ViewDebug.REMOTE_COMMAND_DUMP_ENCODED, null, pfd);