ExceptionListenerSupport.java 文件源码

public void exceptionThrown(Exception ex)
{
    Object[] ls = listeners.toArray();
    if (ls.length == 0)
        Logger.getLogger(ExceptionListenerSupport.class.getName()).log(Level.SEVERE, null, ex);
    else
    {
        boolean informed = false;
        for (Object o : ls)
            if (o instanceof ExceptionListener)
            {
                ((ExceptionListener) o).exceptionThrown(ex);
                informed = true;
            }
            else
                Logger.getLogger(ExceptionListenerSupport.class.getName()).warning(String.format("Not an instance of exception listener: %s", o.toString()));
        if (!informed)
            Logger.getLogger(ExceptionListenerSupport.class.getName()).log(Level.SEVERE, null, ex);
    }
}