Java Applet如何自动发e-mail

渣王

import java.awt.*; import java.applet.*; import java.net.*; import java.io.*; public class Javamail extends Applet { private int SMTP_PORT = 25; //邮件服务器缺省端口号 private String appletSource = "202.99.96.140"; //作者邮件服务器IP private TextArea MsgArea; private TextField senderField, recipientField, hostField; public void init() { setLayout(new BorderLayout()); Panel fields = new Panel(); fields.setLayout(new GridLayout(3, 1)); Panel recPanel = new Panel(); recPanel.setLayout(new GridLayout(2, 1)); recPanel.add(new Label("Recipient")); recipientField = new TextField("zffan"); // 作 者 邮 件 服 务 器 用 户 名 recPanel.add(recipientField); fields.add(recPanel); Panel sendPanel = new Panel(); sendPanel.setLayout(new GridLayout(2, 1)); sendPanel.add(new Label("Sender")); senderField = new TextField("Your Name"); // 由 读 者 填 其 用 户 名 sendPanel.add(senderField); fields.add(sendPanel); Panel hostPanel = new Panel(); hostPanel.setLayout(new GridLayout(2, 1)); hostPanel.add(new Label("Host")); hostField = new TextField("YourCompany.com"); // 由 读 者 填 其 邮 件 服 务 器IP hostPanel.add(hostField); fields.add(hostPanel); add("North", fields); MsgArea = new TextArea(); add("Center", MsgArea); add("South", new Button("SEND")); } public boolean handleEvent(Event e) { if (e.id == Event.WINDOW_DESTROY) System.exit(0); return super.handleEvent(e); } public boolean action(Event e, Object arg) { if (arg.equals("SEND")) sendMsg(senderField.getText(), recipientField.getText(), hostField.getText()); else return super.action(e, arg); return true; } private void sendMsg(String sender, String recipient, String se nderHost) { try { // 与 邮 件 服 务 器 通 信 Socket s = new Socket(appletSource, SMTP_PORT); PrintStream out = new PrintStream(s.getOutputStream()); MsgArea.selectAll(); out.println("HELO " + senderHost); //邮件服务器不认证读者所输SMTP是否正确 out.println("MAIL FROM: " + sender); out.println("RCPT TO: " + recipient); out.println("DATA"); out.println(MsgArea.getSelectedText()); out.println("."); out.println("QUIT"); } catch(Exception e) { System.out.println("Error " + e); } } } //Javamail