J2EE jing dian shi li xiang jie

Ben shu fen xi le gou jian zai shu ju biao shang de qi yeBeanzu jian he cheng zai zu jian de ying yong fu wu qi gong neng ; pou xi le qian duan ying yong ke hu de cheng xu mo shi he zheng ge qi yeBeanzu jian de gou jia ; jie shao he fen xi le zhong yao deWebzu jian ji shu deng.