From the eclipse in the idea, found that idea didn't like the eclipse debug modify the code when the breakpoint, method of automatically jump to the first row,
See the Internet is needed in addition to setting and registry
Still need to be configured as follows:


But the jetty server functions that it is the flagship version,,
I use community edition download the jetty plugin called jetty runner
But there is no related to the plug-in configuration, the following


Great god answer, how did the idea community edition jetty maven project can realize hot deployment start?

Points is not much,,, all in,,,