ListDBus.java :  » Messenger » hal4java » org » freedesktop » dbus » bin » Java Open Source

/*
 * D-Bus Java Implementation Copyright (c) 2005-2006 Matthew Johnson This
 * program is free software; you can redistribute it and/or modify it under the
 * terms of either the GNU Lesser General Public License Version 2 or the
 * Academic Free Licence Version 2.1. Full licence texts are included in the
 * COPYING file with this program.
 */
package org.freedesktop.dbus.bin;

import org.freedesktop.DBus;
import org.freedesktop.dbus.DBusConnection;
import org.freedesktop.dbus.exceptions.DBusExecutionException;

/**
 * This class lists all the names currently connected on the bus
 */
public class ListDBus {

  public static void main(String args[]) throws Exception {
    boolean owners = false;
    boolean users = false;
    int connection = DBusConnection.SESSION;

    for (String a : args) {
      if ("--help".equals(a)) {
        syntax();
      } else if ("-h".equals(a)) {
        syntax();
      } else if ("--version".equals(a)) {
        version();
      } else if ("-v".equals(a)) {
        version();
      } else if ("-u".equals(a)) {
        users = true;
      } else if ("--uids".equals(a)) {
        users = true;
      } else if ("-o".equals(a)) {
        owners = true;
      } else if ("--owners".equals(a)) {
        owners = true;
      } else if ("--session".equals(a)) {
        connection = DBusConnection.SESSION;
      } else if ("-s".equals(a)) {
        connection = DBusConnection.SESSION;
      } else if ("--system".equals(a)) {
        connection = DBusConnection.SYSTEM;
      } else if ("-y".equals(a)) {
        connection = DBusConnection.SYSTEM;
      } else {
        syntax();
      }
    }

    DBusConnection conn = DBusConnection.getConnection(connection);
    DBus dbus = conn.getRemoteObject("org.freedesktop.DBus", "/org/freedesktop/DBus", DBus.class);
    String[] names = dbus.ListNames();
    for (String s : names) {
      if (users) {
        try {
          System.out.print(dbus.GetConnectionUnixUser(s) + "\t");
        } catch (DBusExecutionException DBEe) {
          System.out.print("\t");
        }
      }
      System.out.print(s);
      if (!s.startsWith(":") && owners) {
        try {
          System.out.print("\t" + dbus.GetNameOwner(s));
        } catch (DBusExecutionException DBEe) {
        }
      }
      System.out.println();
    }
    conn.disconnect();
  }

  public static void syntax() {
    System.out
        .println("Syntax: ListDBus [--version] [-v] [--help] [-h] [--owners] [-o] [--uids] [-u] [--session] [-s] [--system] [-y]");
    System.exit(1);
  }

  public static void version() {
    System.out.println("Java D-Bus Version " + System.getProperty("Version"));
    System.exit(1);
  }
}