今日在tomcat下開發,為避免在沒有改變java方法和類名的情況下重新加載整個webapp,查閱了些資料后需要啟用jvm的jpda, 同時要能遠程debug;研究了半天發現其實很簡單,人家已經做的很好了;只需要加jpda 4個字母就可以了;修改startup.bat 找到call "%EXECUTABLE%" start %CMD_LINE_ARGS% 改為call "%EXECUTABLE%" jpda start %CMD_LINE_ARGS% 即可;這樣在java的方法里面修改代碼就不需要費時費力的重新加載上下文,也不需要重新登錄。如果需要修改debug端口,(默認8000),改catalina.bat 中set JPDA_ADDRESS=8000 處;啟動命令方式如下:echo Usage: catalina ( commands ... )echo commands:echo debug Start Catalina in a debuggerecho debug -security Debug Catalina with a security managerecho jpda start Start Catalina under JPDA debuggerecho run Start Catalina in the current windowecho run -security Start in the current window with security managerecho start Start Catalina in a separate windowecho start -security Start in a separate window with security managerecho stop Stop Catalinaecho version What version of tomcat are you running?
posted on 2014-10-23 10:50
wilsonyq 閱讀(137)
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