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002 * Licensed to the Apache Software Foundation (ASF) under one *
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004 * distributed with this work for additional information *
005 * regarding copyright ownership. The ASF licenses this file *
006 * to you under the Apache License, Version 2.0 (the *
007 * "License"); you may not use this file except in compliance *
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009 * *
010 * http://www.apache.org/licenses/LICENSE-2.0 *
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019
020
021 package org.apache.james.jspf.core;
022
023 /**
024 * Interface which holds Constants for SPF
025 */
026 public interface SPF1Constants {
027
028 /**
029 * Qualifier for PASS
030 */
031 public static final String PASS = "+";
032
033 /**
034 * Qualifier for NEUTRAL
035 */
036 public static final String NEUTRAL = "?";
037
038 /**
039 * Qualifier for FAIL
040 */
041 public static final String FAIL = "-";
042
043 /**
044 * Qualifier for SOFTFAIL
045 */
046 public static final String SOFTFAIL = "~";
047
048 /**
049 * The valid SPF_VERSION identifier
050 */
051 public static final String SPF_VERSION1 = "v=spf1";
052
053 }