| Revision | 142 (tree) |
|---|---|
| Time | 2015-11-16 23:03:54 |
| Author | t_nakayama1971 |
(empty log message)
| @@ -1,6 +1,7 @@ | ||
| 1 | 1 | package online.filter; |
| 2 | 2 | |
| 3 | 3 | import java.io.IOException; |
| 4 | +import java.util.Objects; | |
| 4 | 5 | |
| 5 | 6 | import javax.servlet.Filter; |
| 6 | 7 | import javax.servlet.FilterChain; |
| @@ -18,12 +19,18 @@ | ||
| 18 | 19 | */ |
| 19 | 20 | public final class ExpireFilter implements Filter { |
| 20 | 21 | |
| 22 | + /** 期限 */ | |
| 23 | + private long expire = 1; | |
| 24 | + | |
| 21 | 25 | /** |
| 22 | 26 | * @see javax.servlet.Filter#init(javax.servlet.FilterConfig) |
| 23 | 27 | */ |
| 24 | 28 | @Override |
| 25 | 29 | public void init(final FilterConfig filterConfig) throws ServletException { |
| 26 | - return; | |
| 30 | + String exp = filterConfig.getInitParameter("expire"); | |
| 31 | + if (!Objects.toString(exp, "").isEmpty()) { | |
| 32 | + this.expire = Long.parseLong(exp); | |
| 33 | + } | |
| 27 | 34 | } |
| 28 | 35 | |
| 29 | 36 | /** |
| @@ -46,7 +53,7 @@ | ||
| 46 | 53 | HttpServletResponse response = HttpServletResponse.class.cast(svResponse); |
| 47 | 54 | |
| 48 | 55 | if (!response.containsHeader("Expires")) { |
| 49 | - response.setDateHeader("Expires", 1); | |
| 56 | + response.setDateHeader("Expires", this.expire); | |
| 50 | 57 | } |
| 51 | 58 | } |
| 52 | 59 |