001    /* ValueExp.java -- Represents values that can be passed to queries.
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 java.io.Serializable;
041    
042    /**
043     * Represents values that may be passed as arguments to
044     * {@link QueryExp}s.  Strings, numbers and bean attributes
045     * are all valid argument types for query expressions, and
046     * so should be represented as implementations of this
047     * interface.
048     *
049     * @author Andrew John Hughes (gnu_andrew@member.fsf.org)
050     * @since 1.5
051     */
052    public interface ValueExp
053      extends Serializable
054    {
055    
056      /**
057       * Applies the value expression to the specified management bean.
058       *
059       * @param name the name of the management bean.
060       * @return the value expression.
061       * @throws BadStringOperationException if an invalid string
062       *                                     operation is used by
063       *                                     the value expression.
064       * @throws BadBinaryOpValueExpException if an invalid expression
065       *                                      is used by the value expression.
066       * @throws BadAttributeValueExpException if an invalid attribute
067       *                                       is used by the value expression.
068       * @throws InvalidApplicationException if the value expression is applied
069       *                                     to the wrong type of bean.
070       */
071      ValueExp apply(ObjectName name)
072        throws BadStringOperationException, BadBinaryOpValueExpException,
073               BadAttributeValueExpException, InvalidApplicationException;
074    
075      /**
076       * Changes the {@link MBeanServer} on which this query is performed.
077       *
078       * @param server the new server to use.
079       * @deprecated This method is superfluous, as the {@link ValueExp}
080       *             can access the server using
081       *             {@link QueryEval#getMBeanServer()}.
082       */
083      void setMBeanServer(MBeanServer server);
084    
085    }
086