buff.append( "BeliefState:"
buff.append( "BeliefState (" + super.toString() + "):"
    public String toString( )    {        StringBuffer buff = new StringBuffer();        buff.append( "BeliefState:"                     + "\n\tAssetID: " + _asset_id                     + "\n\tAssetType: " + _asset_type_model.getName()                     + "\n\tTrigger: " + _trigger                     + "\n\tTimestamp: " + _timestamp                     + "\n\tProbabilities: "                     + "\n" );                Enumeration belief_dim_enum = _belief_dimensions.elements();        while( belief_dim_enum.hasMoreElements() )        {            BeliefStateDimension belief_dim                    = (BeliefStateDimension) belief_dim_enum.nextElement();            buff.append( "\t\t" + belief_dim.toString() + "\n" );        } // while belief_dim_enum                return buff.toString();    } // method toString