数据库连接超时

        String url = "jdbc:mysql://*****:3306/wlk?user=root&password=****&characterEncoding=utf8&autoReconnect=true&failOverReadOnly=false&maxReconnects=5";

        String url = "jdbc:mysql://114.215.223.74:3306/wlk?user=root&password=jdwl@?..&characterEncoding=utf8&autoReconnect=true&failOverReadOnly=false&maxReconnects=5&socketTimeout=0";