01: /*
02: * This program is free software; you can redistribute it and/or modify
03: * it under the terms of the GNU General Public License as published by
04: * the Free Software Foundation; either version 2 of the License, or
05: * (at your option) any later version.
06: *
07: * This program is distributed in the hope that it will be useful,
08: * but WITHOUT ANY WARRANTY; without even the implied warranty of
09: * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
10: * GNU Library General Public License for more details.
11: *
12: * You should have received a copy of the GNU General Public License
13: * along with this program; if not, write to the Free Software
14: * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
15: */
16: package web.security;
17:
18: /**
19: * 角色
20: * <p>
21: * 众所皆知，角色就是定义了用于某些操作权限的集合
22: * 例如：图书管理员；客服人员等
23: * </p>
24: * @author liudong
25: */
26: public interface Role {
27:
28: /**
29: * 返回该角色可操作的权限
30: * @return
31: */
32: public Privilege[] privileges();
33:
34: /**
35: * 得到角色的名称
36: * @return
37: */
38: public String getName();
39:
40: /**
41: * 角色的详细描述信息
42: * @return
43: */
44: public String getDesc();
45:
46: /**
47: * 返回该角色是否有对某个资源执行某项操作的权限
48: * @param pvg
49: * @return
50: */
51: public boolean canDo(Privilege pvg);
52: }
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