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19
20
21 package org.apache.james.jspf.core;
22
23 /**
24 * Interface which holds Constants for SPF
25 */
26 public interface SPF1Constants {
27
28 /**
29 * Qualifier for PASS
30 */
31 public static final String PASS = "+";
32
33 /**
34 * Qualifier for NEUTRAL
35 */
36 public static final String NEUTRAL = "?";
37
38 /**
39 * Qualifier for FAIL
40 */
41 public static final String FAIL = "-";
42
43 /**
44 * Qualifier for SOFTFAIL
45 */
46 public static final String SOFTFAIL = "~";
47
48 /**
49 * The valid SPF_VERSION identifier
50 */
51 public static final String SPF_VERSION1 = "v=spf1";
52
53 }