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1 /*
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2 Copyright (c) 2008 Franklin Schmidt <fschmidt@gmail.com>
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3
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4 Permission is hereby granted, free of charge, to any person obtaining a copy
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5 of this software and associated documentation files (the "Software"), to deal
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6 in the Software without restriction, including without limitation the rights
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7 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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8 copies of the Software, and to permit persons to whom the Software is
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9 furnished to do so, subject to the following conditions:
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10
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11 The above copyright notice and this permission notice shall be included in
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12 all copies or substantial portions of the Software.
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13
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14 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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15 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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16 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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17 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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18 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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19 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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20 THE SOFTWARE.
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21 */
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22
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23 package fschmidt.util.mail.javamail;
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24
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25 import java.io.File;
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26 import java.io.IOException;
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27 import java.util.NoSuchElementException;
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28 import java.util.Properties;
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29 import javax.mail.MessagingException;
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30 import javax.mail.Session;
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31 import javax.mail.Transport;
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32 import javax.mail.PasswordAuthentication;
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33 import javax.mail.Authenticator;
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34 import javax.mail.Message;
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35 import javax.mail.Folder;
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36 import javax.mail.Store;
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37 import javax.mail.URLName;
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38 import javax.mail.internet.MimeMessage;
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39 import fschmidt.util.mail.Mail;
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40 import fschmidt.util.mail.MailException;
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41 import fschmidt.util.mail.MailIterator;
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42 import fschmidt.util.mail.InServer;
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43
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44
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45 public final class MstorInServer implements InServer {
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46 private final Properties props = new Properties();
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47 private Session session = null;
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48 private final File file;
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49 private Store store = null;
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50
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51 public MstorInServer(File file) {
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52 this.file = file;
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53 }
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54
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55 public void setMetaEnabled(boolean b) {
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56 props.setProperty( "mstor.meta.enabled", Boolean.toString(b) );
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57 }
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58
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59 private synchronized Session getSession() {
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60 if( session==null ) {
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61 session = Session.getInstance(props);
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62 }
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63 return session;
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64 }
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65
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66 public synchronized MailIterator getMail() throws MailException {
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67 if( store != null ) {
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68 store = null;
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69 throw new MailException("previous MailIterator not closed");
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70 }
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71 try {
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72 store = getSession().getStore(new URLName("mstor:"+file.getParentFile().getCanonicalPath()));
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73 store.connect();
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74 final Folder folder = store.getFolder(file.getName());
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75 folder.open(Folder.READ_ONLY);
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76 final int nMsgs = folder.getMessageCount();
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77 //System.out.println("nMsgs="+nMsgs);
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78 return new MailIterator() {
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79 int i = 1;
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80
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81 public boolean hasNext() {
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82 return i <= nMsgs;
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83 }
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84
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85 public Mail next() throws MailException, NoSuchElementException {
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86 if( i > nMsgs )
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87 throw new NoSuchElementException();
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88 //System.out.println("i="+i);
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89 try {
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90 MimeMessage msg = (MimeMessage)folder.getMessage(i++);
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91 return new MailImpl(msg);
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92 } catch(MessagingException e) {
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93 throw MailImpl.e(toString(),e);
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94 }
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95 }
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96
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97 public void close() throws MailException {
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98 try {
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99 folder.close(false);
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100 store.close();
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101 } catch(MessagingException e) {
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102 throw MailImpl.e(toString(),e);
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103 } finally {
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104 store = null;
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105 }
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106 }
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107 };
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108 } catch(IOException e) {
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109 cleanup();
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110 throw new MailException(toString(),e);
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111 } catch(MessagingException e) {
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112 cleanup();
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113 throw MailImpl.e(toString(),e);
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114 }
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115 }
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116
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117 private void cleanup() {
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118 if( store != null ) {
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119 try {
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120 store.close();
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121 } catch(MessagingException e2) {}
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122 store = null;
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123 }
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124 }
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125
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126 public String toString() {
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127 return "MstorInServer("+file+")";
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128 }
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129
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130 }
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