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/*
 * JBoss, Home of Professional Open Source.
 * Copyright 2008-2009, Red Hat Middleware LLC, and individual contributors
 * as indicated by the @author tags. See the copyright.txt file 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 javax.resource.spi;

import javax.resource.ResourceException;

/**
 * This is a mix-in interface that may be optionally implemented by a 
 * ConnectionManager implementation. An implementation of
 * this interface must support the lazy connection association optimization.
 *
 * @version 1.0
 * @author  Ram Jeyaraman
 */
public interface LazyAssociatableConnectionManager 
{
   
   /**
    * This method is called by a resource adapter (that is capable of
    * lazy connection association optimization) in order to lazily associate
    * a connection object with a ManagedConnection instance. 
    *
    * @param connection the connection object that is to be associated.
    *
    * @param mcf The ManagedConnectionFactory instance that was
    * originally used to create the connection object.
    *
    * @param cxReqInfo connection request information. This information must
    * be the same as that used to originally create the connection object.
    *
    * @throws  ResourceException     Generic exception.
    *
    * @throws  ApplicationServerInternalException 
    *                              Application server specific exception.
    *
    * @throws  SecurityException     Security related error.
    *
    * @throws  ResourceAllocationException
    *                              Failed to allocate system resources for
    *                              connection request.
    * @throws  ResourceAdapterInternalException
    *                              Resource adapter related error condition.
    */
   void associateConnection(Object connection, 
                            ManagedConnectionFactory mcf,
                            ConnectionRequestInfo cxReqInfo) 
      throws ResourceException;

   /**
    * This method is called by the resource adapter (that is capable of
    * lazy connection association optimization) in order to notify the
    * application server that a disassociated connection handle is closed.
    * The application server can then perform any cleanup operations 
    * related to the disassociated connection handle in its connection pool.
    *
    * @param connection the disassociated connection object handle that 
    * has been closed
    *
    * @param mcf The ManagedConnectionFactory instance that was
    * originally used to create the connection object.
    *
    * @since 1.6
    */
   void inactiveConnectionClosed(Object connection, 
                                 ManagedConnectionFactory mcf);
}