org.ow2.cmi.ha.BeanInfo Maven / Gradle / Ivy
/**
* High Availability Service (HA) for JOnAS
*
* Copyright (C) 2006 Distributed Systems Lab.
* Universidad Polit??cnica de Madrid (Spain)
* Contact: http://lsd.ls.fi.upm.es/lsd
*
* This library 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 any later version.
*
* This library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA
*
* --------------------------------------------------------------------------
* $Id: BeanInfo.java 2438 2010-02-24 16:20:30Z benoitf $
* --------------------------------------------------------------------------
*/
package org.ow2.cmi.ha;
import java.io.Serializable;
import org.ow2.cmi.ha.SessionId;
/**
* This class holds the required information to replicate the beans' state.
* @author Francisco Perez-Sorrosal (fpsorrosal@[email protected])
* @author Alberto Paz-Jimenez (apaz@[email protected])
*/
public class BeanInfo implements Serializable {
/**
* Id for serializable class.
*/
private static final long serialVersionUID = -6471141185394014855L;
/**
* The ObjectId of the bean as unique identifier for beanChanges table.
*/
private SessionId bId;
/**
* The bean state as an array of bytes.
*/
private byte[] state;
/**
* The bean reference.
*/
private transient StatefulBeanReference bean;
/**
* Constructor.
* @param bid
* @param state
*/
public BeanInfo(final SessionId bid, final StatefulBeanReference bean) {
this.bId = bid;
this.bean = bean;
this.state = null;
}
/**
* @return Returns the bId.
*/
public SessionId getBId() {
return bId;
}
/**
* @param id The bId to set.
*/
public void setBId(final SessionId id) {
bId = id;
}
/**
* @return Returns the state.
*/
public byte[] getState() {
return state;
}
/**
* @param state The state to set.
*/
public void setState(final byte[] state) {
this.state = state;
}
/**
* Returns the bean.
* @return the bean
*/
public StatefulBeanReference getBean() {
return this.bean;
}
/**
* Obtains the state from the bean and store it in state.
* @throws ReplicationException
*/
public void obtainBeanState() throws ReplicationException {
if (bean != null) {
state = bean.getState();
}
}
@Override
public String toString() {
return "BId: " + bId;
}
}