@Override
    public void remove(String poolKey) {
        if (StringUtils.isBlank(poolKey)) {
            return;
        }

        RunStateRecordedFutureTask<ConnectionPool> task = this.connTasks.remove(poolKey);
        if (null != task) {
            ConnectionPool pool = this.getConnectionPool(task);
            if (null != pool) {
                pool.removeAllAndTryClose();
                logger.warn("Remove and close all connections in ConnectionPool of poolKey={}",
                    poolKey);
            }
        }
    }
@see com.alipay.remoting.ConnectionManager#remove(java.lang.String)
src/main/java/com/alipay/remoting/DefaultConnectionManager.java