SipSessionBindingListener.java

/*
 * 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 javax.servlet.sip;
/**
 * Causes an object to be notified when it is bound to or unbound from a SipSession. The object is notified by an SipSessionBindingEvent object. This may be as a result of a servlet programmer explicitly unbinding an attribute from a session, due to a session being invalidated, or due to a session timing out.
 * See Also:SipSession, SipSessionBindingEvent
 */
public interface SipSessionBindingListener extends java.util.EventListener{
    /**
     * Notifies the object that it is being bound to a session and identifies the session.
     */
    void valueBound(javax.servlet.sip.SipSessionBindingEvent event);

    /**
     * Notifies the object that it is being unbound from a session and identifies the session.
     */
    void valueUnbound(javax.servlet.sip.SipSessionBindingEvent event);

}