直接在环境变量里面MAVEN_OPTS的值设置(还有另外一种方式)
-Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,address=8000,server=y,suspend=n
Then in Eclipse 3 click Run >Debug Configurations >create New Remote Java Application. Remember to attach sources. Invoke Maven by mvn jetty:run and start Debug in Eclipse.
setting:
-Xdebug -Xnoagent -Djava.compiler=NONE -Xrunjdwp:transport=dt_socket,address=8000,server=y,suspend=n
原文地址 http://simile.mit.edu/wiki/How_to_debug_mvn_jetty:run_in_Eclipse