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Add shell command to enable/disable trace.

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Bug: 157601519
Test: adb shell cmd accessibility start-trace
      adb shell cmd accessibility stop-trace
Change-Id: I8c21f15e35b8031ee1cdfef02082e9aa07bb070c
This commit is contained in:
Hongming Jin
2021-02-06 20:26:10 -08:00
parent 261569ceb7
commit 687bdff9b5
1 changed files with 28 additions and 1 deletions
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29
services/accessibility/java/com/android/server/accessibility/AccessibilityShellCommand.java
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@@ -23,6 +23,9 @@ import android.os.Process;
import android.os.ShellCommand;
import android.os.UserHandle;
import com.android.server.LocalServices;
import com.android.server.wm.WindowManagerInternal;
import java.io.PrintWriter;
/**
@@ -31,11 +34,13 @@ import java.io.PrintWriter;
final class AccessibilityShellCommand extends ShellCommand {
final @NonNull AccessibilityManagerService mService;
final @NonNull SystemActionPerformer mSystemActionPerformer;
final @NonNull WindowManagerInternal mWindowManagerService;
AccessibilityShellCommand(@NonNull AccessibilityManagerService service,
@NonNull SystemActionPerformer systemActionPerformer) {
mService = service;
mSystemActionPerformer = systemActionPerformer;
mWindowManagerService = LocalServices.getService(WindowManagerInternal.class);
}
@Override
@@ -53,6 +58,10 @@ final class AccessibilityShellCommand extends ShellCommand {
case "call-system-action": {
return runCallSystemAction();
}
case "start-trace":
return startTrace();
case "stop-trace":
return stopTrace();
}
return -1;
}
@@ -98,6 +107,20 @@ final class AccessibilityShellCommand extends ShellCommand {
return -1;
}
private int startTrace() {
WindowManagerInternal.AccessibilityControllerInternal ac =
mWindowManagerService.getAccessibilityController();
ac.startTrace();
return 0;
}
private int stopTrace() {
WindowManagerInternal.AccessibilityControllerInternal ac =
mWindowManagerService.getAccessibilityController();
ac.stopTrace();
return 0;
}
private Integer parseUserId() {
final String option = getNextOption();
if (option != null) {
@@ -123,5 +146,9 @@ final class AccessibilityShellCommand extends ShellCommand {
pw.println(" Get whether binding to services provided by instant apps is allowed.");
pw.println(" call-system-action <ACTION_ID>");
pw.println(" Calls the system action with the given action id.");
pw.println(" start-trace");
pw.println(" Start the debug tracing.");
pw.println(" stop-trace");
pw.println(" Stop the debug tracing.");
}
}
}