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 dlog4j.security;
17:
18: import javax.servlet.jsp.JspException;
19:
20: /**
21: * 用来在页面上进行判断用户时候有访问的权限
22: * 使用办法：
23: * <xxx:cannotAccess resource="user" operation="view" range=""/>
24: * 意思是：判断用户是否有察看用户的权限
25: * @author Winter Lau
26: */
27: public class CannotAccessTag extends CanAccessTag {
28:
29: public int doStartTag() throws JspException {
30: int flag = super.doStartTag();
31: return (flag == SKIP_BODY) ? EVAL_BODY_INCLUDE : SKIP_BODY;
32: }
33:
34: }
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