本代码完全在jdk6下正常编译，其主要功能在于实现了svn的基本功能，便于多个用户对统一文件的编辑，并可以既是交流，带有很好的图形界面-it is a great project which can compile correctly in jdk6.0. it is used as a svn , which is conviently for more than one people to edit one file at the same time . what s more, you c