[iText-questions] ArabicLigaturizer

[Mohamed Ramadan]

Dear All
can anyone guide me how to use ArabicLigaturizer and why can't i access it through 
iText lib 
 
thank you 
N¬HS^µéX¬²š'²ŠÞu¼žnZ ‰Å®K!¢‘QBZ½¡'µêé®+'auëÞŠ^®Ú(–Á·*.­úÞyÊ)ÊÁžlº 
‰Å®K!¢Ÿ5¶‡ZÊm§ÿÚvÊ,vw(›ö‰