src/net/java/sip/communicator/service/protocol/CallConference.java
/**
     * Determines whether a specific <tt>Call</tt> is participating in this
     * telephony conference.
     *
     * @param call the <tt>Call</tt> which is to be checked whether it is
     * participating in this telephony conference
     * @return <tt>true</tt> if the specified <tt>call</tt> is participating in
     * this telephony conference
     */
Determines whether a specific Call is participating in this
telephony conference.

@param call the Call which is to be checked whether it is
participating in this telephony conference
@return true if the specified call is participating in
this telephony conference
Determines whether a specific Call is participating in this telephony conference . @param call the Call which is to be checked whether it is participating in this telephony conference @return true if the specified call is participating in this telephony conference
public boolean containsCall(Call call)
    {
        synchronized (callsSyncRoot)
        {
            return mutableCalls.contains(call);
        }
    }
public boolean containsCall ( Call call ) { synchronized ( callsSyncRoot ) { return mutableCalls . contains ( call ) ; } }
Determines whether a specific <tt>Call</tt> is participating in this
 telephony conference.
Determines whether a specific <tt > Call< / tt > is participating in this telephony conference .