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/*
* SIP Communicator, the OpenSource Java VoIP and Instant Messaging client.
*
* Distributable under LGPL license.
* See terms of license at gnu.org.
*/
package net.java.sip.communicator.service.protocol;
import java.beans.*;
/**
* Represents a member and its details in a telephony conference managed by a
* <tt>CallPeer</tt> in its role as a conference focus.
*
* @author Lubomir Marinov
*/
public interface ConferenceMember
{
/**
* The name of the property of <tt>ConferenceMember</tt> which specifies
* the user-friendly display name of the respective
* <tt>ConferenceMember</tt> in the conference.
*/
public static final String DISPLAY_NAME_PROPERTY_NAME = "DisplayName";
/**
* The name of the property of <tt>ConferenceMember</tt> which specifies
* the state of the device and signaling session of the respective
* <tt>ConferenceMember</tt> in the conference.
*/
public static final String STATE_PROPERTY_NAME = "State";
/**
* Adds a specific <tt>PropertyChangeListener</tt> to the list of
* listeners interested in and notified about changes in the values of the
* properties of this <tt>ConferenceMember</tt> such as
* <tt>#DISPLAY_NAME_PROPERTY_NAME</tt> and
* <tt>#STATE_PROPERTY_NAME</tt>.
*
* @param listener
* a <tt>PropertyChangeListener</tt> to be notified about
* changes in the values of the properties of this
* <tt>ConferenceMember</tt>. If the specified listener is
* already in the list of interested listeners (i.e. it has been
* previously added), it is not added again.
*/
public void addPropertyChangeListener(PropertyChangeListener listener);
/**
* Gets the SIP address of this <tt>ConferenceMember</tt> as specified by
* the conference-info XML received from its
* <tt>conferenceFocusCallPeer</tt>.
*
* @return the SIP address of this <tt>ConferenceMember</tt> as specified by
* the conference-info XML received from its
* <tt>conferenceFocusCallPeer</tt>
*/
public String getAddress();
/**
* Gets the user-friendly display name of this <tt>ConferenceMember</tt>
* in the conference.
*
* @return the user-friendly display name of this
* <tt>ConferenceMember</tt> in the conference
*/
public String getDisplayName();
/**
* Gets the <tt>CallPeer</tt> which is the conference focus of
* this <tt>ConferenceMember</tt>.
*
* @return the <tt>CallPeer</tt> which is the conference focus of
* this <tt>ConferenceMember</tt>
*/
public CallPeer getConferenceFocusCallPeer();
/**
* Gets the state of the device and signaling session of this
* <tt>ConferenceMember</tt> in the conference in the form of a
* <tt>ConferenceMemberState</tt> value.
*
* @return a <tt>ConferenceMemberState</tt> value which represents the
* state of the device and signaling session of this
* <tt>ConferenceMember</tt> in the conference
*/
public ConferenceMemberState getState();
/**
* Removes a specific <tt>PropertyChangeListener</tt> from the list of
* listeners interested in and notified about changes in the values of the
* properties of this <tt>ConferenceMember</tt> such as
* <tt>#DISPLAY_NAME_PROPERTY_NAME</tt> and
* <tt>#STATE_PROPERTY_NAME</tt>.
*
* @param listener
* a <tt>PropertyChangeListener</tt> to no longer be notified
* about changes in the values of the properties of this
* <tt>ConferenceMember</tt>
*/
public void removePropertyChangeListener(PropertyChangeListener listener);
/**
* Returns the SSRC value associated with this participant or <tt>null</tt>
* if the value is not currently known.;
*
* @return the ssrc associated with the RTP stream that this participant
* is transmitting or <tt>null</tt> if this value is not currently known.
*/
public long getSSRC();
}
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