logic for grouping of items

Hi,

Here is my scenario. This is my input file.

I- header and J - are items. My requirement in target side is

I will have to group the items as below as separate messages:

I'm able to split the messages but not able to group with the related items

IYD01DOLL0000110000660000001557357820H

J201110192011101928USD  ABCD    9999AFVR000007686000000000000000000000000     

J0000000000000000       8000        000000180000000000000000000000000   IND

J0000000000000000       9000        000007488000000000000000000000000   GMM  

IYD01DOLL0000110000660000001557357820H 

J201110192011101928USD  ABCD    99AA3709000012804000000000000000000000000            

J0000000000000000       8000        000011480000000000000000000000000   CHDIND     

J0000000000000000       8000        000000060000000000000000000000000   CHDIND    

J0000000000000000       9000        000000100000000000000000000000000   CHDIND   

IYD01DOLL0000110000660000001557357820H   

J201110192011101928USD  ABCD    99AA3709000012804000000000000000000000000            

J0000000000000000       8000        000011480000000000000000000000000   CHDIND        

J0000000000000000       9000        000000060000000000000000000000000   CHDIND    

J0000000000000000       8000        000000100000000000000000000000000   CHDIND          

J0000000000000000       9000        000000100000000000000000000000000   CHDIND     

Thanks.