Package org.jboss.jca.samples.helloworld

Source Code of org.jboss.jca.samples.helloworld.HelloWorldManagedConnectionFactory

/*
* JBoss, Home of Professional Open Source.
* Copyright 2010, 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 org.jboss.jca.samples.helloworld;

import java.io.PrintWriter;
import java.util.Iterator;
import java.util.Set;
import java.util.logging.Logger;

import javax.resource.ResourceException;
import javax.resource.spi.ConnectionDefinition;
import javax.resource.spi.ConnectionManager;
import javax.resource.spi.ConnectionRequestInfo;
import javax.resource.spi.ManagedConnection;
import javax.resource.spi.ManagedConnectionFactory;
import javax.resource.spi.ResourceAdapter;
import javax.resource.spi.ResourceAdapterAssociation;

import javax.security.auth.Subject;

/**
* HelloWorldManagedConnectionFactory
*
* @version $Revision: $
*/
@ConnectionDefinition(connectionFactory = HelloWorldConnectionFactory.class,
   connectionFactoryImpl = HelloWorldConnectionFactoryImpl.class,
   connection = HelloWorldConnection.class,
   connectionImpl = HelloWorldConnectionImpl.class)
public class HelloWorldManagedConnectionFactory
   implements ManagedConnectionFactory, ResourceAdapterAssociation
{

   /** The serialVersionUID */
   private static final long serialVersionUID = 1L;

   /** The logger */
   private static Logger log = Logger.getLogger("HelloWorldManagedConnectionFactory");

   /** The resource adapter */
   private ResourceAdapter ra;

   /** The logwriter */
   private PrintWriter logwriter;

   /**
    * Default constructor
    */
   public HelloWorldManagedConnectionFactory()
   {
      this.ra = null;
      this.logwriter = null;
   }

   /**
    * Creates a Connection Factory instance.
    *
    * @return EIS-specific Connection Factory instance or
    *         javax.resource.cci.ConnectionFactory instance
    * @throws ResourceException Generic exception
    */
   public Object createConnectionFactory() throws ResourceException
   {
      throw new ResourceException("This resource adapter doesn't support non-managed environments");
   }

   /**
    * Creates a Connection Factory instance.
    *
    * @param cxManager ConnectionManager to be associated with created EIS
    *        connection factory instance
    * @return EIS-specific Connection Factory instance or
    *        javax.resource.cci.ConnectionFactory instance
    * @throws ResourceException Generic exception
    */
   public Object createConnectionFactory(ConnectionManager cxManager) throws ResourceException
   {
      return new HelloWorldConnectionFactoryImpl(this, cxManager);
   }

   /**
    * Creates a new physical connection to the underlying EIS resource manager.
    *
    * @param subject Caller's security information
    * @param cxRequestInfo Additional resource adapter specific connection
    *        request information
    * @throws ResourceException generic exception
    * @return ManagedConnection instance
    */
   public ManagedConnection createManagedConnection(Subject subject,
                                                    ConnectionRequestInfo cxRequestInfo)
      throws ResourceException
   {
      return new HelloWorldManagedConnection(this);
   }

   /**
    * Returns a matched connection from the candidate set of connections.
    *
    * @param connectionSet Candidate connection set
    * @param subject Caller's security information
    * @param cxRequestInfo Additional resource adapter specific connection request information
    * @throws ResourceException generic exception
    * @return ManagedConnection if resource adapter finds an acceptable match otherwise null
    */
   public ManagedConnection matchManagedConnections(Set connectionSet,
                                                    Subject subject, ConnectionRequestInfo cxRequestInfo)
      throws ResourceException
   {
      ManagedConnection result = null;

      Iterator it = connectionSet.iterator();
      while (result == null && it.hasNext())
      {
         ManagedConnection mc = (ManagedConnection)it.next();
         if (mc instanceof HelloWorldManagedConnection)
         {
            HelloWorldManagedConnection hwmc = (HelloWorldManagedConnection)mc;
            result = hwmc;
         }
      }

      return result;
   }

   /**
    * Get the log writer for this ManagedConnectionFactory instance.
    *
    * @return PrintWriter
    * @throws ResourceException generic exception
    */
   public PrintWriter getLogWriter() throws ResourceException
   {
      return logwriter;
   }

   /**
    * Set the log writer for this ManagedConnectionFactory instance.
    *
    * @param out PrintWriter - an out stream for error logging and tracing
    * @throws ResourceException generic exception
    */
   public void setLogWriter(PrintWriter out) throws ResourceException
   {
      logwriter = out;
   }

   /**
    * Get the resource adapter
    *
    * @return The handle
    */
   public ResourceAdapter getResourceAdapter()
   {
      return ra;
   }

   /**
    * Set the resource adapter
    *
    * @param ra The handle
    */
   public void setResourceAdapter(ResourceAdapter ra)
   {
      this.ra = ra;
   }

   /**
    * Returns a hash code value for the object.
    * @return A hash code value for this object.
    */
   @Override
   public int hashCode()
   {
      int result = 17;
      return result;
   }

   /**
    * Indicates whether some other object is equal to this one.
    * @param other The reference object with which to compare.
    * @return true If this object is the same as the obj argument, false otherwise.
    */
   @Override
   public boolean equals(Object other)
   {
      if (other == null)
         return false;
      if (other == this)
         return true;
      if (!(other instanceof HelloWorldManagedConnectionFactory))
         return false;
      HelloWorldManagedConnectionFactory obj = (HelloWorldManagedConnectionFactory)other;
      boolean result = true;
      return result;
   }


}
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