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Java > Open Source Codes > org > directwebremoting > servlet > HttpConstants


1 package org.directwebremoting.servlet;
2
3 /**
4  * Various constant for dealing with HTTP traffic.
5  * @author Joe Walker [joe at getahead dot ltd dot uk]
6  * @noinspection InterfaceNeverImplemented
7  */
8 public class HttpConstants
9 {
10     /**
11      * HTTP etag header
12      */
13     public static final String JavaDoc HEADER_ETAG = "ETag";
14
15     /**
16      * HTTP etag equivalent of HEADER_IF_MODIFIED
17      */
18     public static final String JavaDoc HEADER_IF_NONE = "If-None-Match";
19
20     /**
21      * HTTP header for when a file was last modified
22      */
23     public static final String JavaDoc HEADER_LAST_MODIFIED = "Last-Modified";
24
25     /**
26      * HTTP header to request only modified data
27      */
28     public static final String JavaDoc HEADER_IF_MODIFIED = "If-Modified-Since";
29
30     /**
31      * The name of the user agent HTTP header
32      */
33     public static final String JavaDoc HEADER_USER_AGENT = "User-Agent";
34 }
35
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