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1   /****************************************************************
2    * Licensed to the Apache Software Foundation (ASF) under one   *
3    * or more contributor license agreements.  See the NOTICE file *
4    * distributed with this work for additional information        *
5    * regarding copyright ownership.  The ASF licenses this file   *
6    * to you under the Apache License, Version 2.0 (the            *
7    * "License"); you may not use this file except in compliance   *
8    * with the License.  You may obtain a copy of the License at   *
9    *                                                              *
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11   *                                                              *
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14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY       *
15   * KIND, either express or implied.  See the License for the    *
16   * specific language governing permissions and limitations      *
17   * under the License.                                           *
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19  
20  package org.apache.james.jspf.core;
21  
22  import org.apache.james.jspf.core.exceptions.NeutralException;
23  import org.apache.james.jspf.core.exceptions.NoneException;
24  import org.apache.james.jspf.core.exceptions.PermErrorException;
25  
26  /**
27   * 
28   * Implementations of this interface should handle parsing of SPFRecords
29   */
30  public interface SPFRecordParser {
31  
32      /**
33       * This Method parse the given spf record and checks for syntax
34       * 
35       * parse can be called by multiple concurrent threads.
36       * 
37       * @param spfRecord
38       *            The String which represent the spf record in dns
39       * @return result The SPF1Record
40       * @throws PermErrorException
41       *             Get thrown if an syntax error was detected
42       * @throws NoneException
43       *             Get thrown if no spf record could be found
44       * @throws NeutralException Get thrown if an empty spf record was found 
45       */
46      public SPF1Record parse(String spfRecord) throws PermErrorException,
47              NoneException, NeutralException;
48  
49  }