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: * 动作者,相关子类有Group,User
20: * @author liudong
21: */
22: interface Actor {
23:
24: /**
25: * 返回该动作者对象独一无二的名称,可理解为用户的帐号
26: * @return 在系统中唯一的字符串
27: */
28: public String getName();
29:
30: /**
31: * 每个行动者可以有多个角色，该方法返回行动者所属的所有角色
32: * @return
33: */
34: public Role[] roles();
35:
36: /**
37: * 返回该行动者是否有对某个资源执行某项操作的权限
38: * @param pvg
39: * @return
40: */
41: public boolean canDo(Privilege pvg);
42:
43: }
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