001    /* MBeanServerBuilder.java -- Creates a default management server.
002       Copyright (C) 2006 Free Software Foundation, Inc.
003    
004    This file is part of GNU Classpath.
005    
006    GNU Classpath is free software; you can redistribute it and/or modify
007    it under the terms of the GNU General Public License as published by
008    the Free Software Foundation; either version 2, or (at your option)
009    any later version.
010    
011    GNU Classpath is distributed in the hope that it will be useful, but
012    WITHOUT ANY WARRANTY; without even the implied warranty of
013    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
014    General Public License for more details.
015    
016    You should have received a copy of the GNU General Public License
017    along with GNU Classpath; see the file COPYING.  If not, write to the
018    Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
019    02110-1301 USA.
020    
021    Linking this library statically or dynamically with other modules is
022    making a combined work based on this library.  Thus, the terms and
023    conditions of the GNU General Public License cover the whole
024    combination.
025    
026    As a special exception, the copyright holders of this library give you
027    permission to link this library with independent modules to produce an
028    executable, regardless of the license terms of these independent
029    modules, and to copy and distribute the resulting executable under
030    terms of your choice, provided that you also meet, for each linked
031    independent module, the terms and conditions of the license of that
032    module.  An independent module is a module which is not derived from
033    or based on this library.  If you modify this library, you may extend
034    this exception to your version of the library, but you are not
035    obligated to do so.  If you do not wish to do so, delete this
036    exception statement from your version. */
037    
038    package javax.management;
039    
040    import gnu.javax.management.Server;
041    
042    /**
043     * Constructs a default implementation of an {@link MBeanServer}.
044     * The {@link MBeanServerFactory} allows custom implementations of
045     * {@link MBeanServer} to be used by providing subclasses of this.
046     *
047     * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
048     * @since 1.5
049     */
050    public class MBeanServerBuilder
051    {
052    
053      /**
054       * Constructs a new {@link MBeanServerBuilder}.
055       */
056      public MBeanServerBuilder()
057      {
058      }
059    
060      /**
061       * <p>
062       * Creates a new {@link MBeanServer} implementation with the specified
063       * default domain, delegate and outer server.  The latter is the server
064       * passed to the {@link MBeanRegistration} interface of management beans,
065       * allowing an {@link MBeanServer} implementation to wrap another in order
066       * to provide additional checks, etc.  If this value is <code>null</code>,
067       * <code>this</code> is passed to beans instead.
068       * </p>
069       * <p>
070       * The {@link MBeanServerFactory} calls this method after having first
071       * created a delegate using the {@link #newMBeanServerDelegate()} method.
072       * However, the delegate used in the call to this method may not be the
073       * same as that returned by {@link #newMBeanServerDelegate()} as the factory
074       * can optionally wrap the delegate before calling this method.
075       * </p>
076       *
077       * @param defaultDomain the default domain used by the new server.
078       * @param outer the {@link MBeanServer} passed to the {@link MBeanRegistration}
079       *              interface of management beans.
080       * @param delegate the delegate bean associated with the server, which must
081       *                 be registered as a management bean by the server.
082       * @return a new instance of a server implementation.
083       */
084      public MBeanServer newMBeanServer(String defaultDomain, MBeanServer outer,
085                                        MBeanServerDelegate delegate)
086      {
087        return new Server(defaultDomain, outer, delegate);
088      }
089    
090      /**
091       * Creates a new {@link MBeanServerDelegate}, which will be used by
092       * a management server.  The returned delegate may either be used directly
093       * by the server, or may be further wrapped to add additional checks.
094       *
095       * @return a new instance of {@link MBeanServerDelegate}.
096       */
097      public MBeanServerDelegate newMBeanServerDelegate()
098      {
099        return new MBeanServerDelegate();
100      }
101    
102    }