JavaMail Send mail (Hanshunping) __java

Main program:
Package Model;
public class Sendmailtosomeone {
public static void Main (String []args) {Sendmailtosomeone smts=new sendmailtosomeone (); Smts.send ("AA", "Hello", "Hanshu Nping@tsinghua.org.cn "," pinghan2005@sohu.com "," xxx "," smtp.sohu.com "); /** * Send email to designated mailbox * @param title   * @param mailbody Mail Content "A page, form OK" * @param SendTo sent to whom Hanshunping@tsinghua . org.cn * @param from which to send admin@sohu.com * @param passwd password 123456 * @param sendstmp SMTP smtp.sohu.com to send mail [smtp.163.c OM] [smtp.sina.com] */public void Send (String title,string mailbody,string sendto,string from,string passwd,string sends TMP) {//indicates that SMTP forwarding (Sohu) mysendmail themail = new Mysendmail (sendstmp);//Verify Identity Themail.setneedauth (TRUE);//Mail header if ( Themail.setsubject (title) = = False) return; Put the content you want to send into the mail body   if (themail.setbody (mailbody) = false) return; Where to send if (Themail.setto (sendTo) = = false) return; Who sent the IF (Themail.setfrom (from) = = false) return; if (Themail.addfileaffix ("e:\\butterfly.gif") = = false) return; if ()//the mail username and password will be placed on the Sohu website in the mail body   themAil.setnamepass ("pinghan2005", passwd); Send if (themail.sendout () = = false) return; } }


Mysendmail.java
Package Model;
Import java.util.*; Import javax.mail.*;
Import javax.mail.internet.*;
Import javax.activation.*;

public class Mysendmail {private mimemessage mimemsg;//mime Mail Object
Private session session; Mail Session object private Properties props; System Attribute Private Boolean Needauth = false; Does SMTP require authentication
Private String username = ""; SMTP authenticated user name and password private String password = "";
Private Multipart MP; Multipart objects, message content, headers, attachments, and so on are added to it before the MimeMessage object is generated



Public Mysendmail () {
Setsmtphost (getconfig.mailhost); If you do not specify a mail server, obtain Createmimemessage from the GetConfig class ();
}
Public Mysendmail (String SMTP) {setsmtphost (SMTP); Createmimemessage ();}

/** * @param hostName String */public void Setsmtphost (string hostName) {
SYSTEM.OUT.PRINTLN ("Set system properties: Mail.smtp.host =" +hostname); if (props = = null) props = System.getproperties (); Get System Properties Object
Props.put ("Mail.smtp.host", hostName); Set SMTP Host}

/** * @return Boolean/public boolean createmimemessage () {try{System.out.println ("Ready to get the mail session object.") "); Session = Session.getdefaultinstance (props,null); There was an error getting the mail session object} catch (Exception e) {System.err.println. "+e); return false; }
System.out.println ("Prepares to create a MIME mail object.) "); try{mimemsg = new MimeMessage (session);//create MIME mail Object MP = new Mimemultipart ();
return true; catch (Exception e) {System.err.println ("Create MIME mail object failed.") "+e); return false; } }


/** * @param need boolean/public void Setneedauth (Boolean need) {System.out.println ("Set SMTP identity authentication: Mail.smtp.auth =" +nee D); if (props = = null) props = System.getproperties ();
if (need) {props.put ("Mail.smtp.auth", "true");} else{props.put ("Mail.smtp.auth", "false");}


/** * @param name String * @param pass String */public void Setnamepass (String name,string pass) {username = name; PASSW Ord = pass; }

/** * @param mailsubject String * @return Boolean/public boolean setsubject (string mailsubject) {System.out.println ("set The subject of the message. "); try{Mimemsg.setsubject (Mailsubject); return true;} catch (Exception e) {System.err.println ("Set the message subject error.") "); return false; } }


/** * @param mailbody string/public boolean setbody (string mailbody) {try{bodypart bp = new MimeBodyPart (); Bp.setcon Tent ("<meta http-equiv=content-type content=text/html; Charset=gb2312> "+mailbody", "text/html;charset=gb2312"); Mp.addbodypart (BP);
return true; An error occurred while setting the message body for catch (Exception e) {System.err.println. "+e); return false; } }

/** * @param name String * @param pass string/public boolean addfileaffix (String filename) {
System.out.println ("Add Mail attachment:" +filename);
try{bodypart bp = new MimeBodyPart (); Filedatasource fileds = new Filedatasource (filename); Bp.setdatahandler (New DataHandler (fileds)); Bp.setfilename (Fileds.getname ());
Mp.addbodypart (BP);
return true; An error occurred in catch (Exception e) {System.err.println ("Add Mail attachment: +filename+"). "+e); return false; } }


/** * @param name String * @param pass string/public boolean setfrom (String from) {System.out.println ("set the sender.") "); try{Mimemsg.setfrom (New InternetAddress (from));//Set sender return true;} catch (Exception e) {return false;}}

/** * @param name String * @param pass String */public Boolean setto (String to) {if (to = = null) return false;
try{mimemsg.setrecipients (Message.recipienttype.to,internetaddress.parse); return true;} catch (Exception e) { return false; }
}
/** * @param name String * @param pass String */public boolean setcopyto (String copyto) {if (CopyTo = = null) return false; try{mimemsg.setrecipients (Message.RecipientType.CC, (address[)) Internetaddress.parse (CopyTo); return true;} catch (Exception e) {return false;} }

/** * @param name String * @param pass String */public Boolean sendout () {try{mimemsg.setcontent (MP);             Mimemsg.savechanges (); SYSTEM.OUT.PRINTLN ("Sending mail ...");
Session mailsession = Session.getinstance (props,null);             Transport transport = Mailsession.gettransport ("SMTP");             Transport.connect ((String) props.get ("Mail.smtp.host"), Username,password); Transport.sendmessage (Mimemsg,mimemsg.getrecipients (Message.RecipientType.TO));

SYSTEM.OUT.PRINTLN ("The message was sent successfully.)             "); Transport.close ();
return true; The catch (Exception e) {System.err.println ("Mail send failed.")             "+e);     return false; }
}
}