Android Open Source - my-wallpaper Mail Sender

From Project

Back to project page my-wallpaper.
License

The source code is released under:
MIT License
If you think the Android project my-wallpaper listed in this page is inappropriate, such as containing malicious code/tools or violating the copyright, please email info at java2s dot com, thanks.
Java Source Code

package com.koonen.utils;
/* w  ww .j  a va2  s.  com*/
import java.net.*;
import java.io.*;
import java.util.*;

public class MailSender {

  private Socket smtpHost;
  private BufferedReader In;
  private DataOutputStream Out;

  /**
   * <P>
   * Creates a new connection to the mail host on port 25
   * <P>
   * 
   * @param _Host
   *            The host name where the mail server resides.
   * 
   */
  public MailSender(String _Host) {
    try {
      smtpHost = new Socket(_Host, 25);
      Out = new DataOutputStream(smtpHost.getOutputStream());
      In = new BufferedReader(new InputStreamReader(smtpHost
          .getInputStream()));

      // - Read Welcome message from server
      String LineIn = In.readLine();
      if (LineIn.indexOf("220") == -1)
        throw new Exception("Bad Server");

      if (In.ready())
        LineIn = In.readLine();

      // - Introduce ourselves to the server
      Out.writeBytes("HELO n-ary.com\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("No response from Server");
    } catch (Exception E) {
      smtpHost = null;
    }
  }

  public boolean bOk() {
    if (smtpHost == null)
      return false;
    else
      return true;
  }

  /**
   * <P>
   * Sends a new email message to the specified addressee
   * <P>
   * 
   * @param _to
   *            The email address that will receive the email
   * @param _from
   *            The email address that will send the email
   * @param _subject
   *            The email subject
   * @param _body
   *            The email body
   * @return boolean Returns a <code>true</code> if the mail was sent
   *         successfully
   * 
   */
  public boolean send(String _to, String _from, String _subject, String _body) {
    // - Send One Email
    if (smtpHost == null)
      return false;

    try {
      String LineIn;

      // - Set the FROM
      Out.writeBytes("MAIL FROM:<" + _from + ">\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad MAIL FROM:");

      // - Set the TO field
      Out.writeBytes("RCPT TO:<" + transform(_to) + ">\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad RCPT TO:");

      // - Set the DATA field
      Out.writeBytes("DATA\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("354") == -1)
        throw new Exception("Bad DATA");
      Out.writeBytes("From: " + _from + "\r\nSubject: " + _subject
          + "\r\n");
      Out.writeBytes("To: " + _to + "\r\n");

      Out.writeBytes(_body);
      Out.writeBytes("\r\n.\r\n");

      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad End of Data");

    } catch (Exception E) {
      return false;
    }

    return true;
  }

  public boolean sendStart(String _to, String _from, String _subject) {
    // - Send One Email
    if (smtpHost == null)
      return false;

    String LineIn = "";
    try {

      // - Set the FROM
      Out.writeBytes("MAIL FROM:<" + _from + ">\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad MAIL FROM:");

      // - Set the TO field
      Out.writeBytes("RCPT TO:<" + transform(_to) + ">\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad RCPT TO:");

      // - Set the DATA field
      Out.writeBytes("DATA\r\n");

      LineIn = In.readLine();
      if (LineIn.indexOf("354") == -1)
        throw new Exception("Bad DATA");
      Out.writeBytes("From: " + _from + "\r\nSubject: " + _subject
          + "\r\n");
      Out.writeBytes("To: " + _to + "\r\n");

    } catch (Exception E) {
      return false;
    }

    return true;
  }

  public boolean sendStart(String _to[], String _from, String _subject) {
    // - Send One Email
    if (smtpHost == null || _to.length == 0)
      return false;

    String LineIn = "";
    try {

      // - Set the FROM
      Out.writeBytes("MAIL FROM:<" + _from + ">\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad MAIL FROM:");

      // - Set the TO field
      for (int x = 0; x < _to.length; x++) {
        Out.writeBytes("RCPT TO:<" + transform(_to[x]) + ">\r\n");
        LineIn = In.readLine();
        if (LineIn.indexOf("250") == -1)
          throw new Exception("Bad RCPT TO:");
      }

      // - Set the DATA field
      Out.writeBytes("DATA\r\n");

      LineIn = In.readLine();
      if (LineIn.indexOf("354") == -1)
        throw new Exception("Bad DATA");
      Out.writeBytes("From: " + _from + "\r\nSubject: " + _subject
          + "\r\n");
      Out.writeBytes("To: " + _to[0] + "\r\n");

    } catch (Exception E) {
      return false;
    }

    return true;
  }

  public boolean sendBodyLine(String _line) {
    try {
      Out.writeBytes(_line + "\n");
      return true;
    } catch (Exception E) {
    }
    return false;
  }

  public boolean sendEnd() {
    try {
      Out.writeBytes("\r\n.\r\n");
      String LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad End of Data");

      return true;
    } catch (Exception E) {
    }
    return false;
  }

  /**
   * <P>
   * Closes the connection to the mail server
   * <P>
   */
  public void close() {
    try {
      if (smtpHost != null)
        smtpHost.close();
    } catch (Exception E) {
    }
  }

  protected void finalize() throws Throwable {
    close();
  }

  public static String transform(String _to) {
    String newTo = "";

    StringTokenizer st = new StringTokenizer(_to, " ");
    while (st.hasMoreTokens()) {
      newTo = st.nextToken();
      if (newTo.indexOf("@") != -1) {
        return newTo.replace('<', ' ').replace('>', ' ').trim();
      }
    }

    return _to;
  }

  public boolean sendMail(String _to[], String _from, String _cc[],
      String _bcc[], String _subject, Vector<String> _vBody) {

    // - Send One Email
    if (smtpHost == null || _to.length == 0)
      return false;

    String LineIn = "";
    try {

      // - Set the FROM
      Out.writeBytes("MAIL FROM:<" + _from + ">\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad MAIL FROM:");

      // - Set the TO field
      for (int x = 0; x < _to.length; x++) {
        Out.writeBytes("RCPT TO:<" + transform(_to[x]) + ">\r\n");
        LineIn = In.readLine();
      }

      // - Set the CC field
      for (int x = 0; x < _cc.length; x++) {
        Out.writeBytes("RCPT TO:<" + transform(_cc[x]) + ">\r\n");
        LineIn = In.readLine();
      }

      // - Set the BCC field
      for (int x = 0; x < _bcc.length; x++) {
        Out.writeBytes("RCPT TO:<" + transform(_bcc[x]) + ">\r\n");
        LineIn = In.readLine();
      }

      // - Set the DATA field
      Out.writeBytes("DATA\r\n");

      LineIn = In.readLine();
      if (LineIn.indexOf("354") == -1)
        throw new Exception("Bad DATA");
      Out.writeBytes("From: " + _from + "\r\nSubject: " + _subject
          + "\r\n");

      // - Send the to field
      Out.writeBytes("To: ");
      for (int x = 0; x < _to.length; x++) {
        Out.writeBytes(transform(_to[x]));
        if (x < _to.length - 1)
          Out.writeBytes(",");
      }
      Out.writeBytes("\r\n");

      // - Send the to field
      Out.writeBytes("Cc: ");
      for (int x = 0; x < _cc.length; x++) {
        Out.writeBytes(transform(_cc[x]));
        if (x < _cc.length - 1)
          Out.writeBytes(",");
      }
      Out.writeBytes("\r\n");

      java.util.Enumeration<?> EE = _vBody.elements();
      while (EE.hasMoreElements())
        Out.writeBytes((String) EE.nextElement() + "\n");

      Out.writeBytes("\r\n.\r\n");
      LineIn = In.readLine();
      if (LineIn.indexOf("250") == -1)
        throw new Exception("Bad End of Data");

      return true;

    } catch (Exception E) {
    }

    return false;
  }

}
Java Source Code List
