question: protected FunctionalTemplate ( String string ) { string = string . trim ( ) ; String funcName = string . substring ( 0 , string . indexOf ( '(' ) ) ; function = Settings . getFunction ( funcName ) ; StringBuilder curParam = new StringBuilder ( ) ; int openParams = 0 ; for ( int i = funcName . length ( ) + 1 ; i < string . length ( ) - 1 ; i ++ ) { char c = string . charAt ( i ) ; if ( c == '(' ) { openParams ++ ; } else if ( c == ')' ) { openParams -- ; } else if ( openParams == 0 && c == ',' ) { Template param = Template . create ( curParam . toString ( ) ) ; parameters . add ( param ) ; slots . addAll ( param . getSlots ( ) ) ; curParam = new StringBuilder ( ) ; continue ; } curParam . append ( c ) ; } Template param = Template . create ( curParam . toString ( ) ) ; parameters . add ( param ) ; slots . addAll ( param . getSlots ( ) ) ; }
target:  Creates a new string template.