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 /*
 * JBoss, Home of Professional Open Source
 * Copyright 2006, JBoss Inc., and individual contributors as indicated
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.managed.api;
A representation of a managed operation.

Author(s):
Scott.Stark@jboss.org
Version:
$Revision: 70207 $
public interface ManagedOperation extends Serializable
{
   
The side-effect impact of invoking an operation
   public enum Impact {
      
There is not modification of the ManagedObject
      ReadOnly,
      
The impact may modify the ManagedObject
      ReadWrite,
      
The impact is to modify the ManagedObject
      WriteOnly,
      
The impact is not known
      Unknown
   };

   
Get the operation description

Returns:
the operation description
   public String getDescription();
   
Get the name of the operation

Returns:
the name of the operation
   public String getName();

   
Get the impact of the operation

Returns:
the side-effect type invoking the operation has.
   public Impact getImpact();

   
The MetaType for the operation return value.

Returns:
MetaType for the operation return value.
   public MetaType getReturnType();

   
The parameter information for the operation arguments. An empty signature array is returned if the operation takes no arguments.

Returns:
parameter information for the operation arguments.
   public ManagedParameter[] getParameters();

   
Invoke the operation given its parameter values.

Parameters:
param the varags for the operation parameters.
Returns:
the MetaValue for the result.
   public Object invoke(MetaValue... param);
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