/*
* IronJacamar, a Java EE Connector Architecture implementation
* Copyright 2015, Red Hat Inc, 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 Eclipse Public License 1.0 as
* published by the Free Software Foundation.
*
* 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 Eclipse
* Public License for more details.
*
* You should have received a copy of the Eclipse 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.ironjacamar.rars.wm;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.resource.NotSupportedException;
import javax.resource.ResourceException;
import javax.resource.spi.ConnectionEvent;
import javax.resource.spi.ConnectionEventListener;
import javax.resource.spi.ConnectionRequestInfo;
import javax.resource.spi.LocalTransaction;
import javax.resource.spi.ManagedConnection;
import javax.resource.spi.ManagedConnectionMetaData;
import javax.resource.spi.work.ExecutionContext;
import javax.resource.spi.work.Work;
import javax.resource.spi.work.WorkException;
import javax.resource.spi.work.WorkListener;
import javax.resource.spi.work.WorkManager;
import javax.security.auth.Subject;
import javax.transaction.xa.XAResource;
/**
* WorkManagedConnection
*/
public class WorkManagedConnection implements ManagedConnection
{
/** The logwriter */
private PrintWriter logwriter;
/** ManagedConnectionFactory */
private WorkManagedConnectionFactory mcf;
/** Listeners */
private List<ConnectionEventListener> listeners;
/** Connection */
private WorkConnectionImpl connection;
/**
* Default constructor
* @param mcf mcf
*/
public WorkManagedConnection(WorkManagedConnectionFactory mcf)
{
this.mcf = mcf;
this.logwriter = null;
this.listeners = Collections.synchronizedList(new ArrayList<ConnectionEventListener>(1));
this.connection = null;
}
/**
* Creates a new connection handle for the underlying physical connection
* represented by the ManagedConnection instance.
*
* @param subject Security context as JAAS subject
* @param cxRequestInfo ConnectionRequestInfo instance
* @return generic Object instance representing the connection handle.
* @throws ResourceException generic exception if operation fails
*/
public Object getConnection(Subject subject,
ConnectionRequestInfo cxRequestInfo) throws ResourceException
{
connection = new WorkConnectionImpl(this, mcf);
return connection;
}
/**
* Used by the container to change the association of an
* application-level connection handle with a ManagedConneciton instance.
*
* @param connection Application-level connection handle
* @throws ResourceException generic exception if operation fails
*/
public void associateConnection(Object connection) throws ResourceException
{
if (connection == null)
throw new ResourceException("Null connection handle");
if (!(connection instanceof WorkConnectionImpl))
throw new ResourceException("Wrong connection handle");
this.connection = (WorkConnectionImpl)connection;
}
/**
* Application server calls this method to force any cleanup on the ManagedConnection instance.
*
* @throws ResourceException generic exception if operation fails
*/
public void cleanup() throws ResourceException
{
}
/**
* Destroys the physical connection to the underlying resource manager.
*
* @throws ResourceException generic exception if operation fails
*/
public void destroy() throws ResourceException
{
}
/**
* Adds a connection event listener to the ManagedConnection instance.
*
* @param listener A new ConnectionEventListener to be registered
*/
public void addConnectionEventListener(ConnectionEventListener listener)
{
if (listener == null)
throw new IllegalArgumentException("Listener is null");
listeners.add(listener);
}
/**
* Removes an already registered connection event listener from the ManagedConnection instance.
*
* @param listener already registered connection event listener to be removed
*/
public void removeConnectionEventListener(ConnectionEventListener listener)
{
if (listener == null)
throw new IllegalArgumentException("Listener is null");
listeners.remove(listener);
}
/**
* Close handle
*
* @param handle The handle
*/
void closeHandle(WorkConnection handle)
{
ConnectionEvent event = new ConnectionEvent(this, ConnectionEvent.CONNECTION_CLOSED);
event.setConnectionHandle(handle);
for (ConnectionEventListener cel : listeners)
{
cel.connectionClosed(event);
}
}
/**
* Gets the log writer for this ManagedConnection instance.
*
* @return Character ourput stream associated with this Managed-Connection instance
* @throws ResourceException generic exception if operation fails
*/
public PrintWriter getLogWriter() throws ResourceException
{
return logwriter;
}
/**
* Sets the log writer for this ManagedConnection instance.
*
* @param out Character Output stream to be associated
* @throws ResourceException generic exception if operation fails
*/
public void setLogWriter(PrintWriter out) throws ResourceException
{
logwriter = out;
}
/**
* Returns an <code>javax.resource.spi.LocalTransaction</code> instance.
*
* @return LocalTransaction instance
* @throws ResourceException generic exception if operation fails
*/
public LocalTransaction getLocalTransaction() throws ResourceException
{
throw new NotSupportedException("LocalTransaction not supported");
}
/**
* Returns an <code>javax.transaction.xa.XAresource</code> instance.
*
* @return XAResource instance
* @throws ResourceException generic exception if operation fails
*/
public XAResource getXAResource() throws ResourceException
{
throw new NotSupportedException("GetXAResource not supported not supported");
}
/**
* Gets the metadata information for this connection's underlying EIS resource manager instance.
*
* @return ManagedConnectionMetaData instance
* @throws ResourceException generic exception if operation fails
*/
public ManagedConnectionMetaData getMetaData() throws ResourceException
{
return new WorkManagedConnectionMetaData();
}
/**
* Get the WorkManager instance
* @return The value
*/
WorkManager getWorkManager()
{
return ((WorkResourceAdapter)mcf.getResourceAdapter()).getWorkManager();
}
/**
* Call doWork
* @param work The work instance
* @throws WorkException WorkException
*/
void doWork(Work work) throws WorkException
{
((WorkResourceAdapter)mcf.getResourceAdapter()).getWorkManager().doWork(work);
}
/**
* Call doWork
* @param work The instance
* @param startTimeout The start timeout
* @param execContext The execution context
* @param workListener The work listener
* @throws WorkException WorkException
*/
void doWork(Work work, long startTimeout, ExecutionContext execContext, WorkListener workListener)
throws WorkException
{
((WorkResourceAdapter)mcf.getResourceAdapter()).getWorkManager().doWork(work, startTimeout,
execContext, workListener);
}
/**
* Call scheduleWork
* @param work The work instance
* @throws WorkException WorkException
*/
void scheduleWork(Work work) throws WorkException
{
((WorkResourceAdapter)mcf.getResourceAdapter()).getWorkManager().scheduleWork(work);
}
/**
* Call scheduleWork
* @param work The instance
* @param startTimeout The start timeout
* @param execContext The execution context
* @param workListener The work listener
* @throws WorkException WorkException
*/
void scheduleWork(Work work, long startTimeout, ExecutionContext execContext, WorkListener workListener)
throws WorkException
{
((WorkResourceAdapter)mcf.getResourceAdapter()).getWorkManager().scheduleWork(work, startTimeout,
execContext, workListener);
}
/**
* Call startWork
* @param work The work instance
* @return Start delay
* @throws WorkException WorkException
*/
long startWork(Work work) throws WorkException
{
return ((WorkResourceAdapter)mcf.getResourceAdapter()).getWorkManager().startWork(work);
}
/**
* Call startWork
* @param work The instance
* @param startTimeout The start timeout
* @param execContext The execution context
* @param workListener The work listener
* @return Start delay
* @throws WorkException WorkException
*/
long startWork(Work work, long startTimeout, ExecutionContext execContext, WorkListener workListener)
throws WorkException
{
return ((WorkResourceAdapter)mcf.getResourceAdapter()).getWorkManager().startWork(work, startTimeout,
execContext, workListener);
}
}