public static void bindGlobalLockFlag() {
        if (LOGGER.isDebugEnabled()) {
            LOGGER.debug("Local Transaction Global Lock support enabled");
        }

        //just put something not null
        CONTEXT_HOLDER.put(KEY_GLOBAL_LOCK_FLAG, VALUE_GLOBAL_LOCK_FLAG);
    }
@Test
    public void testBindGlobalLockFlag() {
        RootContext.bindGlobalLockFlag();
        assertThat(RootContext.requireGlobalLock()).isEqualTo(true);
    }