src/net/java/sip/communicator/service/protocol/SingleCallInProgressPolicy.java
/**
     * Unregisters a specific <tt>Call</tt> from this policy in order to have
     * the rules of the latter no longer applied to the former.
     *
     * @param call the <tt>Call</tt> to unregister from this policy in order to
     * have the rules of the latter no longer apply to the former
     */
Unregisters a specific Call from this policy in order to have
the rules of the latter no longer applied to the former.

@param call the Call to unregister from this policy in order to
have the rules of the latter no longer apply to the former
Unregisters a specific Call from this policy in order to have the rules of the latter no longer applied to the former . @param call the Call to unregister from this policy in order to have the rules of the latter no longer apply to the former
private void removeCallListener(Call call)
    {
        if(logger.isTraceEnabled())
        {
            logger.trace("Remove call change listener.");
        }
        call.removeCallChangeListener(listener);
        synchronized (calls)
        {
            calls.remove(call);
        }
    }
private void removeCallListener ( Call call ) { if ( logger . isTraceEnabled ( ) ) { logger . trace ( "Remove call change listener." ) ; } call . removeCallChangeListener ( listener ) ; synchronized ( calls ) { calls . remove ( call ) ; } }
Unregisters a specific <tt>Call</tt> from this policy in order to have
 the rules of the latter no longer applied to the former.
Unregisters a specific <tt > Call< / tt > from this policy in order to have the rules of the latter no longer applied to the former .