private static void doExecuteCallback()

in ttl2-compatible/src/main/java/com/alibaba/ttl/TransmittableThreadLocal.java [344:359]

• 13 lines of code
• 6 McCabe index (conditional complexity)

    private static void doExecuteCallback(boolean isBefore) {
        // copy TTL Instances to avoid `ConcurrentModificationException`
        // even adjust TTL instances in biz lifecycle callbacks(beforeExecute/afterExecute)
        WeakHashMap<TransmittableThreadLocal<Object>, ?> ttlInstances = new WeakHashMap<TransmittableThreadLocal<Object>, Object>(holder.get());

        for (TransmittableThreadLocal<Object> threadLocal : ttlInstances.keySet()) {
            try {
                if (isBefore) threadLocal.beforeExecute();
                else threadLocal.afterExecute();
            } catch (Throwable t) {
                if (logger.isLoggable(Level.WARNING)) {
                    logger.log(Level.WARNING, "TTL exception when " + (isBefore ? "beforeExecute" : "afterExecute") + ", cause: " + t, t);
                }
            }
        }
    }