yizhenqiang
yizhenqiang
When I registered a "myApp" service on consumer, because I didn't set the port number, spring cloud consumer discovery threw a NullPointerException when reading the service and creating a DefaultServiceInstance....
When I read the source code of spring cloud consult, I found the LogFactory of ConsulCatalogWatch and TtlScheduler The input parameters of getLog are not written correctly. Of course, this...
### Describe what this PR does / why we need it 详细描述见： https://github.com/alibaba/Sentinel/issues/59 一种解决方案：使用信号量+ThreadLocal的方式，保证了原子性，也保证了能在接下来的Slot的处理过程中能利用到前面的结果。 该方式加强了线程限制的准确性，并保持原有的逻辑不变。 ### Does this pull request fix one issue? ### Describe how you did it ###...