Quelle Sender.java Sprache: JAVA

/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
*   Licensed to the Apache Software Foundation (ASF) under one or more
*   contributor license agreements. See the NOTICE file distributed
*   with this work for additional information regarding copyright
*   ownership. The ASF licenses this file to you under the Apache
*   License, Version 2.0 (the "License"); you may not use this file
*   except in compliance with the License. You may obtain a copy of
*   the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/

package org.libreoffice.example.java_scripts;

import javax.mail.*;
import javax.mail.internet.*;
import com.msoft.mail.provider.nntp.NNTPTransport;
import java.util.Properties;
import java.io.*;
import javax.activation.*;

public class Sender {
    // Constructor params:
    private StatusWindow status = null;
    private OfficeAttachment attachments = null;
    private String replyto = "";
    private String subject = "";
    private String comment = "";
    private String hostname = "";
    private String newsgroup = "";
    private String statusLine = "";

    public Sender(StatusWindow sw, OfficeAttachment attach, String reply,
                  String sub, String com, String host, String group) {
        status = sw;
        attachments = attach;
        replyto = reply;
        subject = sub;
        comment = com;
        hostname = host;
        newsgroup = group;
    }

    public boolean sendMail() {
        int statusPos = 5;

        try {
            attachments.createTempDocs();
            // Property for any information
            Properties props = new Properties();

            // Create unique session (null is unused authenticator info)
            statusLine = "Creating unique session";
            status.setStatus(statusPos, statusLine);   // 5
            Session session = Session.getInstance(props, null);

            // Create message
            statusPos++; // 6
            statusLine = "Creating message";
            status.setStatus(statusPos, statusLine);
            MimeMessage message = new MimeMessage(session);
            message.setFrom(new InternetAddress(replyto));
            message.setSubject(subject);
            message.setText(comment);
            message.addHeader("Newsgroups", newsgroup);

            // Buildup bodypart with text and attachments
            Multipart multipart = new MimeMultipart();

            BodyPart messageBodyPart = new MimeBodyPart();
            messageBodyPart.setText(comment);
            multipart.addBodyPart(messageBodyPart);

            statusPos++; // 7
            statusLine = "Adding attachment(s)";
            status.setStatus(statusPos, statusLine);
            File attachs[] = attachments.getAttachments();

            for (int i = 0; i < attachs.length; i++) {
                messageBodyPart = new MimeBodyPart();
                DataSource filesource = new FileDataSource(attachs[i]);
                messageBodyPart.setDataHandler(new DataHandler(filesource));
                messageBodyPart.setFileName(attachs[i].getName());
                multipart.addBodyPart(messageBodyPart);
            }

            // Add multipart to mail
            message.setContent(multipart);

            // Create and send NNTP transport
            statusPos += 2; // 9
            statusLine = "Creating NNTP transport";
            status.setStatus(statusPos, statusLine);
            Transport transport = new NNTPTransport(session,
                                                    new URLName("news:" + newsgroup));

            // Null parameters are for user name and password
            statusPos++; // 10
            statusLine = "Connecting to mail server";
            status.setStatus(statusPos, statusLine);
            transport.connect(hostname, null, null);

            statusPos++; // 11
            statusLine = "Sending message";
            status.setStatus(statusPos, statusLine);
            transport.sendMessage(message, message.getAllRecipients());

            statusPos++; // 12
            statusLine = "Closing transport";
            status.setStatus(statusPos, statusLine);
            transport.close();

            // Clean up when finished
            attachments.removeTempDocs();

            return true;
        } catch (MessagingException me) {
            if (statusPos == 10) {
                statusLine = "Error connecting (User authentication?)";
            }

            status.setStatus(statusPos, statusLine);
            System.out.println("Error sending message: ");
            me.printStackTrace();
            return false;
        }

    }

}

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