/****************************************************************************** * Mail4ME - Mail for the Java 2 Micro Edition * * A lightweight, J2ME- (and also J2SE-) compatible package for sending and * receiving Internet mail messages using the SMTP and POP3 protocols. * * Copyright (c) 2000-2002 J鰎g Pleumann <joerg@pleumann.de> * * Mail4ME is part of the EnhydraME family of projects. See the following web * sites for more information: * * -> http://mail4me.enhydra.org * -> http://me.enhydra.org * * Mail4ME is distributed under the Enhydra Public License (EPL), which is * discussed in great detail here: * * -> http://www.enhydra.org/software/license/index.html * * Have fun! ******************************************************************************/package de.trantor.mail.demo.j2se;import de.trantor.mail.*;/** * A simple command-line application to demonstrate reading messages * from a POP3 server. */public class DemoRead {    public static void showMimeInfo(String prefix, MimeDecoder mime) {	if (mime.getType() == null) {	    System.out.println(prefix + " Type: Unknown");	}	else {	    System.out.println(prefix + " Type: " + mime.getType());	    System.out.println(prefix + " Name: " + mime.getName());	    System.out.println(prefix + " Encoding: " + mime.getEncoding());	    if (mime.getType().toLowerCase().startsWith("multipart/")) {		for (int i = 0; i < mime.getPartCount(); i++) {		    showMimeInfo(prefix + "." + i, mime.getPart(i));		}	    }	}	System.out.println("");    }    public static void main(String[] args) {	if (args.length < 3) {	    System.out.println("Usage: java de.trantor.mail.DemoRead <pop3host> <login> <password> [<number>]");	    System.out.println("");	    System.out.println("Specifying a message number results in that message being downloaded from the");	    System.out.println("server. Omitting this parameter results in a list of messages being displayed.");	    System.exit(0);	}	try {	    Pop3Client pop3 = new Pop3Client();	    pop3.setDebug(true);	    pop3.open(args[0], args[1], args[2]);	    try {		if (args.length == 3) {		    int count = pop3.getMessageCount();		    for (int i = 0; i < count; i++) {			Message message = pop3.getHeaders(i);			System.out.println("Message #" + i);			System.out.println("  From:    " + message.getHeaderValue("From"));			System.out.println("  Subject: " + message.getHeaderValue("Subject"));			System.out.println("  Lines:   " + message.getBodyLineCount());		    }		}		else {		    int number = Integer.parseInt(args[3]);		    Message message = pop3.getMessage(number);		    System.out.println("From:    " + message.getHeaderValue("From"));		    System.out.println("Subject: " + message.getHeaderValue("Subject"));		    System.out.println("");		    showMimeInfo("MIME-Part 1", new MimeDecoder(message));		    //for (int i = 0; i < message.getBodyLineCount(); i++) {		    //  System.out.println(message.getBodyLine(i));		    //}		}	    }	    finally {		pop3.close();	    }	}	catch (Exception e) {	    e.printStackTrace();	}    }}