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Glassfish example source code file (ManagedConnectionMetaData.java)

This example Glassfish source code file (ManagedConnectionMetaData.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Glassfish tags/keywords

managedconnectionmetadata, managedconnectionmetadata, resourceexception, resourceexception, string, string

The Glassfish ManagedConnectionMetaData.java source code

/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 1997-2010 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * only the GPL Version 2, indicate your decision by adding "[Contributor]
 * elects to include this software in this distribution under the [CDDL or GPL
 * Version 2] license."  If you don't indicate a single choice of license, a
 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
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 */

package javax.resource.spi;

import javax.resource.ResourceException;

/** The ManagedConnectionMetaData interface provides information about the 
 *  underlying EIS instance associated with a ManagedConnection instance.
 *  An application server uses this information to get runtime information
 *  about a connected EIS instance.
 *
 *  <p>The method ManagedConnection.getMetaData returns a 
 *  ManagedConnectionMetaData instance.
 *  
 *  @version     0.8
 *  @author      Rahul Sharma
 *  @see         javax.resource.spi.ManagedConnection
**/

public interface ManagedConnectionMetaData {

  /** Returns Product name of the underlying EIS instance connected 
   *  through the ManagedConnection.
   *
   *  @return  Product name of the EIS instance.
  **/
  public
  String getEISProductName() throws ResourceException;

  /** Returns product version of the underlying EIS instance connected 
   *  through the ManagedConnection.
   *
   *  @return  Product version of the EIS instance
  **/
  public
  String getEISProductVersion() throws ResourceException;

  /** Returns maximum limit on number of active concurrent connections 
   *  that an EIS instance can support across client processes. If an EIS 
   *  instance does not know about (or does not have) any such limit, it 
   *  returns a 0.
   *
   *  @return  Maximum limit for number of active concurrent connections
  **/
  public
  int getMaxConnections() throws ResourceException;
  
  /** Returns name of the user associated with the ManagedConnection
   *  instance. The name corresponds to the resource principal under whose
   *  whose security context, a connection to the EIS instance has been
   *  established.
   *
   *  @return  name of the user
  **/
  public
  String getUserName() throws ResourceException;
}

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