Use applet to send e-mail source code

is to use a component in the JBuilder,

You can go to the JBuilder catalogue,

Or use your own JDK components to change

NO 1: This program calls Foxmail to send a letter

/* This program to use a number of jbuilder classes * *


import java.awt.*;


import java.awt.event.*;


import java.applet.*;


import borland.jbcl.layout.*;


import borland.jbcl.control.*;


import java.net.*;


public class Emailapplet extends applet{


button button;


TextField TextField;


public Emailapplet () {}


public void init () {


try{


jbinit ();}


catch (Exception e) {


e.printstacktrace ();}


}//end of Init ()


public void Jbinit () throws exception{


setlayout (New BorderLayout ());


button=new button ("SendMail");


textfield=new TextField ();


Add ("North", TextField);


Add ("South", button);


}//end of Jbinit ()


Public boolean action (Event e,object Arg) {


if (arg.equals ("SendMail")) {


try{


/* Note Oh, here is the main code!! */


String Mailto=textfield.gettext ();


url url=new url (mailto);


Appletcontext Ac=this.getappletcontext ();


ac.showdocument (URL);


catch (Exception E2) {


System.out.println (e2.tostring ());}


}//end of If


else{


return super.action (E,ARG);}


return true;


}//end of Action ()


}//end of Emailapplet


NO 2: This program sends a letter directly:


import borland.jbcl.layout.*;


import borland.jdbl.*;


import java.awt.*;


import Java.applet.Applet;


import Java.util.StringTokenizer;


import Java.net.Socket;


Import Java.io.PrintStream;


import java.lang.Exception;


import java.awt.event.ActionEvent;


public class Mailapplet extends applet{


Boolean isstandalone=false;


panelayout panellayout1=new panelayout ();


Panel panel1=new Panel ();


label Label1=new label ();


xylayout xylayout1=new xylayout ();


label Label2=new label ();


TextField textfield1=new TextField ();


TextField textfield2=new TextField ();


label Lable3=new label ();


TextArea textarea1=new TextArea ();


button Button1=new button ();


button Button2=new button ();


private int smtp_port=25;


frame frame=new frame ();


Color Bgcolor=null;


String send= "";


String get= "";


public Mailapplet () {}


public void init () {


try{


int C1=integer.parseint (getparameter ("Color1"));


int C2=integer.parseint (getparameter ("Color2"));


int C3=integer.parseint (getparameter ("Color3"));


bgcolor=new Color (C1,C2,C3);


Smtp_port=integer.parseint (GetParameter ("PORT"));


send=getparameter ("send");


get=getparameter ("get");


jbinit ();}


catch (Exception e) {


e.printstacktrace ();}


}//end of Init ()


/*component initialization*/


private void Jbinit () throws exception{


this.setsize (New Dimension (332,280));


Panel1.setbackground (bgcolor);


label1.setalignment (2);


Label1.settext ("Addressee Address:");


label2.setalignment (2);


Label2.settext ("Sender's Address:");


label3.setalignment (2);


Label3.settext ("content:");


Button1.setlabel ("send");


Button1.addactionlistener (New Mailapplet_button1_actionadapter (this));


Button2.setlabel ("clear");


Button2.addactionlistener (New Mailapplet_button2_actionadapter (this));


panel1.setlayout (xylayout);


this.setlayout (PANELLAYOUT1);


Thsi.add (panel1,new paneconstraints ("Panel1", "Panel1", paneconstraints.root,1.0f));


Panel1.add (label1,new xyconstraints (10,5,80,20));


Panel1.add (label2,new xyconstraints (10,30,80,20));


Panel1.add (textfield1,new xyconstraints (95,5,200,20));


Panel1.add (textfield2,new xyconstraints (95,30,200,20));


Panel1.add (label3,new xyconstraints (10,60,80,20));


Panel1.add (textarea1,new xyconstraints (10,80,300,150));


Panel1.add (button1,new xyconstraints (50,240,80,25));


Panel1.add (button2,new xyconstraints (160,240,80,25));


Textfield1.settext (GET);


textfield2.settext (send);


}//end of Jbinit ()


public String Getappletinfo () {


return "Applet Information";}


public string[][] Getparameteinfo () {


return null;}


void SendMail () {


String Sender=textfield2.gettext ();


String Geter=textfield1.gettext ();


String Memo=textarea1.gettext ();


stringtokenizer st=new StringTokenizer (sender, "@");


int Count=st.counttokens ();


if (count!=2) {


messagedialog mdlg=new Messagedialog (frame, "Mail address Error", "Your sender address error, please confirm resend!!", 1);


mdlg.show ();


Textfield2.selectall ();


return;


String Sendername=st.nexttoken ();


String Senderhost=st.nexttoken ();


St=new StringTokenizer (Geter, "@");


Count=st.counttokens ();


if (count!=2) {


messagedialog mdlg=new Messagedialog (frame, "Mail address Error", "Your addressee address error, please confirm resend!!", 1);


mdlg.show ();


Textfield1.selectall ();


return;


String Getername=st.nexttoken ();


String Geterhost=st.nexttoken ();


try{


Socket s=new socket (geterhost,smtp_port);


printstream out=new PrintStream (S.getoutputstream ());


out.println ("HELLO:" +senderhost);


/* Mail server does not authenticate readers to send SMTP is correct/


out.println ("MAIL FORM:" +sendername);


out.println ("RCPT to:" +getername);


out.println ("DATA");


Out.println (Memo);


out.println (". \nquit");


messagedialog mdlg=new Messagedialog (frame, "mail address correct", "Congratulations, your mail has been successfully sent", 1);


mdlg.show ();}


catch (Exception e) {


System.out.println (e.tostring ());


messagedialog mdlg=new Messagedialog (frame, "Send mail Failed", e.tostring (), 1);/"Mail send error, please confirm to send again!", 1);


mdlg.show ();


return;


}//end of SendMail ()


void button1_actionperformed (ActionEvent e) {


SendMail ();


Textarea1.settext ("");}


void button2_actionperformed (ActionEvent e) {


Textfield1.settext ("");


Textfield2.settext ("");


Textarea1.settext ("");}


}//end of Mailapplet


class Mailapplet_button1_actionadapter implements java.awt.event.actionlistener{


Mailapplet adaptee;


Mailapplet_button1_actionadapter (Mailapplet adaptee) {


This.adaptee=adaptee;}


public void actionperformed (ActionEvent e) {


adaptee.button1_actionperformed (e);}


}//end of this


class Mailapplet_button2_actionadapter implements java.awt.event.actionlistener{


Mailapplet adaptee;


Mailapplet_button2_actionadapter (Mailapplet adaptee) {


This.adaptee=adaptee;}


public void actionperformed (ActionEvent e) {


adaptee.button2_actionperformed (e);}


}//end of this