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 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
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 *   - Redistributions in binary form must reproduce the above copyright
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 *     from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
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 */

import java.util.*;
import java.io.*;
import javax.mail.*;

/*
 * Demo app that exercises the namespace interfaces.
 * Show the namespaces supported by a store.
 *
 * @author Bill Shannon
 */

public class namespace {

    static String protocol;
    static String host = null;
    static String user = null;
    static String password = null;
    static String url = null;
    static int port = -1;
    static boolean debug = false;
    static String suser = "other";

    public static void main(String argv[]) {
	int msgnum = -1;
	int optind;

	for (optind = 0; optind < argv.length; optind++) {
	    if (argv[optind].equals("-T")) {
		protocol = argv[++optind];
	    } else if (argv[optind].equals("-H")) {
		host = argv[++optind];
	    } else if (argv[optind].equals("-U")) {
		user = argv[++optind];
	    } else if (argv[optind].equals("-P")) {
		password = argv[++optind];
	    } else if (argv[optind].equals("-D")) {
		debug = true;
	    } else if (argv[optind].equals("-L")) {
		url = argv[++optind];
	    } else if (argv[optind].equals("-p")) {
		port = Integer.parseInt(argv[++optind]);
	    } else if (argv[optind].equals("-u")) {
		suser = argv[++optind];
	    } else if (argv[optind].equals("--")) {
		optind++;
		break;
	    } else if (argv[optind].startsWith("-")) {
		System.out.println(
"Usage: namespace [-L url] [-T protocol] [-H host] [-p port] [-U user]");
		System.out.println(
"\t[-P password] [-u other-user] [-D]");
		System.exit(1);
	    } else {
		break;
	    }
	}

	try {
	    // Get a Properties object
	    Properties props = System.getProperties();

	    // Get a Session object
	    Session session = Session.getInstance(props, null);
	    session.setDebug(debug);

	    // Get a Store object
	    Store store = null;
	    if (url != null) {
		URLName urln = new URLName(url);
		store = session.getStore(urln);
		store.connect();
	    } else {
		if (protocol != null)		
		    store = session.getStore(protocol);
		else
		    store = session.getStore();

		// Connect
		if (host != null || user != null || password != null)
		    store.connect(host, port, user, password);
		else
		    store.connect();
	    }

	    printFolders("Personal", store.getPersonalNamespaces());
	    printFolders("User \"" + suser + "\"",
				store.getUserNamespaces(suser));
	    printFolders("Shared", store.getSharedNamespaces());

	    store.close();
	} catch (Exception ex) {
	    System.out.println("Oops, got exception! " + ex.getMessage());
	    ex.printStackTrace();
	}
	System.exit(0);
    }

    private static void printFolders(String name, Folder[] folders)
				throws MessagingException {
	System.out.println(name + " Namespace:");
	if (folders == null || folders.length == 0) {
	    System.out.println("  <none>");
	    return;
	}
	for (int i = 0; i < folders.length; i++) {
	    String fn = folders[i].getFullName();
	    if (fn.length() == 0)
		fn = "<default folder>";
	    try {
		System.out.println("  " + fn +
			", delimiter \"" + folders[i].getSeparator() + "\"");
		Folder[] fl = folders[i].list();
		if (fl.length > 0) {
		    System.out.println("  Subfolders:");
		    for (int j = 0; j < fl.length; j++)
			System.out.println("    " + fl[j].getFullName());
		}
	    } catch (FolderNotFoundException ex) { }
	}
    }
}