Mapping Issue

Hi All,

Scenario: proxy to file(csv file)

In my data type we have 9 structures.(A,B,C,D,E,F,G,H,I)

Requirement is we have to produce .CSV file with each line item one by one, like:

A

B

C

D

E

F

G

H

I

A

B

C

D

E

F

G

H

I

Please help me to get the output as i mentioned.

Thanks In Advance,

vishnu pallamreddy.