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1   /*
2    * Copyright (c) 2004-2007 Creative Sphere Limited.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    *
8    * Contributors:
9    *
10   *   Creative Sphere - initial API and implementation
11   *
12   */
13  package org.abstracthorizon.mercury.smtp.exception;
14  
15  /**
16   * Parser exception
17   *
18   * @author Daniel Sendula
19   */
20  public class ParserException extends SMTPCommandException {
21  
22      /**
23       * Constructor
24       */
25      public ParserException() {
26          super();
27      }
28  
29      /**
30       * Constructor - it constructs message &quot;Syntax error - expected <&quot; + msg + &quot;>&quot;
31       * @param msg message
32       */
33      public ParserException(String msg) {
34          this(true, "Syntax error - expected <" + msg + ">");
35      }
36  
37      /**
38       * Constructor
39       * @param missing is message name of missing element
40       * @param msg message
41       */
42      public ParserException(boolean missing, String msg) {
43          super(compose(missing, msg));
44      }
45  
46      /**
47       * Composes string &quot;Syntax error - expected &quot; + msg.
48       * @param missing is message name of missing element
49       * @param msg message
50       * @return new string
51       */
52      protected static String compose(boolean missing, String msg) {
53          if (missing) { return "Syntax error - expected " + msg; }
54          return msg;
55      }
56  
57      public String toString() {
58         return super.toString();
59      }
60  }