MimePart


1   /* ***** BEGIN LICENSE BLOCK *****
2    * Version: MPL 1.1/GPL 2.0/LGPL 2.1
3    *
4    * The contents of this file are subject to the Mozilla Public License Version
5    * 1.1 (the "License"); you may not use this file except in compliance with
6    * the License. You may obtain a copy of the License at
7    * http://www.mozilla.org/MPL/
8    *
9    * Software distributed under the License is distributed on an "AS IS" basis,
10   * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
11   * for the specific language governing rights and limitations under the
12   * License.
13   *
14   * The Original Code is Ristretto Mail API.
15   *
16   * The Initial Developers of the Original Code are
17   * Timo Stich and Frederik Dietz.
18   * Portions created by the Initial Developers are Copyright (C) 2004
19   * All Rights Reserved.
20   *
21   * Contributor(s):
22   *
23   * Alternatively, the contents of this file may be used under the terms of
24   * either the GNU General Public License Version 2 or later (the "GPL"), or
25   * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
26   * in which case the provisions of the GPL or the LGPL are applicable instead
27   * of those above. If you wish to allow use of your version of this file only
28   * under the terms of either the GPL or the LGPL, and not to allow others to
29   * use your version of this file under the terms of the MPL, indicate your
30   * decision by deleting the provisions above and replace them with the notice
31   * and other provisions required by the GPL or the LGPL. If you do not delete
32   * the provisions above, a recipient may use your version of this file under
33   * the terms of any one of the MPL, the GPL or the LGPL.
34   *
35   * ***** END LICENSE BLOCK ***** */
36  package org.columba.ristretto.message;
37  
38  import java.util.List  ;
39  import java.util.Vector  ;
40  
41  
42  /**
43   * A mimepart including a MimeHeader.
44   * 
45   * 
46   * @author Timo Stich <tstich@users.sourceforge.net>
47   */
48  public class MimePart {
49      
50      private List   childs;
51      private MimePart parent;
52      protected MimeHeader header;
53      protected int size;
54  
55      /**
56       * Constructs the MimePart.
57       */
58      public MimePart() {
59          this( new MimeHeader() );
60      }
61      
62      /**
63       * Constructs the MimePart.
64       * 
65       * @param header
66       */
67      public MimePart(MimeHeader header ) {
68          this.header = header; 
69          childs = new Vector  ();  
70      }
71      
72      /**
73       * Gets the address.
74       * @return Returns a Integer[]
75       */
76      public Integer  [] getAddress() {
77          List   result = new Vector  ();
78  
79          if (parent == null)
80              result.add(new Integer  (0));
81          else {
82              MimePart nextParent = parent;
83              MimePart nextChild = this;
84  
85              while (nextParent != null) {
86                  result.add(0, new Integer  ( nextParent.getNumber(nextChild) ));
87  
88                  nextChild = nextParent;
89                  nextParent = nextParent.getParent();
90              }
91          }
92  
93          Integer  [] returnValue = new Integer  [result.size()];
94              
95          for( int i=0; i<result.size(); i++ )
96              returnValue[i] = (Integer  ) result.get(i);
97  
98          return returnValue;
99      }
100 
101     /**
102      * Returns the parent.
103      * @return MimeTreeNode
104      */
105     public MimePart getParent() {
106         return parent;
107     }
108 
109     /**
110      * Sets the parent.
111      * @param parent The parent to set
112      */
113     public void setParent(MimePart parent) {
114         this.parent = parent;
115     }
116 
117     /**
118      * @return the number of child MimeParts.
119      */
120     public int countChilds() {
121         return childs.size();
122     }
123 
124     /**
125      * @param nr
126      * @return the Child
127      */
128     public MimePart getChild(int nr) {
129         return (MimePart) childs.get(nr);
130     }
131 
132     /**
133      * Add a Child MimePart to this MimePart.
134      * 
135      * @param child
136      */
137     public void addChild(MimePart child) {
138         if( child == null ) return;
139         childs.add(child);
140         child.setParent(this);
141     }
142 
143     /**
144      * Counts the number of unique MimeParts. Multipart/Alternative
145      * MimeParts count as one.
146      * 
147      * @return count the number of unique MimeParts.
148      */
149     public int count() {
150         // If this is a Multipart/Alternative then return also only 1
151         if (header.getMimeType().getSubtype().equals("alternative"))
152             return 1;
153 
154         if (countChilds() == 0)
155             return 1;
156 
157         int result = 0;
158 
159         for (int i = 0; i < countChilds(); i++) {
160             result += getChild(i).count();
161         }
162 
163         return result;
164     }
165 
166     /**
167      * @param child
168      * @return the number of the Child MimePart
169      */
170     public int getNumber(MimePart child) {
171         return childs.indexOf(child);
172     }
173 
174     /**
175      * @return all Child MimeParts in one List
176      */
177     public List   getChilds() {
178         return childs;
179     }
180 
181     /**
182      * @return the Header
183      */
184     public MimeHeader getHeader() {
185         return header;
186     }
187 
188     /**
189      * Method setHeader.
190      * @param h
191      */
192     public void setHeader(MimeHeader h) {
193         header = h;
194     }
195     
196     /**
197      * Set the Size in bytes.
198      * 
199      * @param size
200      */
201     public void setSize(int size) {
202         this.size = size;
203     }
204 
205     /**
206      * @return the size in bytes 
207      */
208     public int getSize() {
209         return size;
210     }
211 
212 }
213
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