question: void recomposeAttributeSets ( ElemAttributeSet attrSet ) { ArrayList attrSetList = ( ArrayList ) m_attrSets . get ( attrSet . getName ( ) ) ; if ( null == attrSetList ) { attrSetList = new ArrayList ( ) ; m_attrSets . put ( attrSet . getName ( ) , attrSetList ) ; } attrSetList . add ( attrSet ) ; }
target:  Recompose the attribute-set declarations.