public void runPendingCommands() {
        List<Runnable> commandsToRun = commands;
        commands = new ArrayList<Runnable>();
    
        for (Runnable command: commandsToRun) {
            command.run();
        }
    }
public void runPendingCommands ( ) { List < Runnable > commandsToRun = commands ; commands = new ArrayList < Runnable > ( ) ; for ( Runnable command : commandsToRun ) { command . run ( ) ; } }
Runs all commands that are currently pending. If those commands also
schedule commands for execution, the scheduled commands will <em>not</em>
be executed until the next call to {@link #runPendingCommands()} or
{@link #runUntilIdle()}.