User: slaboure
Date: 01/11/09 14:49:03
Added: src/main/org/jboss/ha/hasessionstate/interfaces
HASessionState.java PackagedSession.java
Log:
Clustering for SFSB
Revision Changes Path
1.1
jbossmx/src/main/org/jboss/ha/hasessionstate/interfaces/HASessionState.java
Index: HASessionState.java
===================================================================
/*
* JBoss, the OpenSource J2EE WebOS
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package org.jboss.ha.hasessionstate.interfaces;
import org.jboss.ha.hasessionstate.interfaces.PackagedSession;
import org.jboss.ha.framework.interfaces.HAPartition;
/**
* Interface for services providing clustered state session availability
*
* @see HASessionStateImpl
* @author [EMAIL PROTECTED]
* @version $Revision: 1.1 $
*
* <p><b>Revisions:</b><br>
*/
public interface HASessionState
{
public void init () throws Exception;
public void start () throws Exception;
// Information that can be used to clean a cache for example. It indicates that
// another node has touched a session that we were previously owning
//
public interface HASessionStateListener
{
public void sessionExternallyModified (PackagedSession session);
}
public void subscribe (String appName, HASessionStateListener listener);
public void unsubscribe (String appName, HASessionStateListener listener);
// Information that can be used to update its view of the sub-partition. Raised
when
// a new topology is computed.
//
public interface HASessionStateTopologyListener
{
public void newSessionStateTopology (HAPartition haSubPartition, boolean
partitionHasChanged);
}
public void subscribe (HASessionStateTopologyListener listener);
public void unsubscribe (HASessionStateTopologyListener listener);
public HAPartition getCurrentHAPartition ();
// Return the name of this node as used in the computations
//
public String getNodeName ();
// Methods used to manage the internal state of the sub-partition
//
public void createSession (String appName, Object keyId);
public void setState (String appName, Object keyId, byte[] state);
public PackagedSession getState (String appName, Object keyId);
public PackagedSession getStateWithOwnership (String appName, Object keyId)
throws java.rmi.RemoteException;
public void takeOwnership (String appName, Object keyId) throws
java.rmi.RemoteException;
public void removeSession (String appName, Object keyId);
}
1.1
jbossmx/src/main/org/jboss/ha/hasessionstate/interfaces/PackagedSession.java
Index: PackagedSession.java
===================================================================
/*
* JBoss, the OpenSource J2EE WebOS
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package org.jboss.ha.hasessionstate.interfaces;
import java.io.Serializable;
/**
* Information about a session that is shared by nodes in a same sub-partition
*
* @see HASessionState, PackagedSessionImpl
* @author [EMAIL PROTECTED]
* @version $Revision: 1.1 $
*
* <p><b>Revisions:</b><br>
*/
public interface PackagedSession extends Serializable
{
public byte[] getState ();
public boolean setState (byte[] state);
public boolean isStateIdentical (byte[] state);
public void update (PackagedSession clone);
public String getOwner ();
public void setOwner (String owner);
public long getVersion ();
public Serializable getKey ();
public void setKey (Serializable key);
public long unmodifiedExistenceInVM ();
}
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