Migración Gentran Server con tipos de archivo EDI

Migración Gentran Server  con tipos de archivo EDI
Un archivo EDI típico es:

Actual PO(850) data from CVS.

ISA*00*          *00*          *ZZ*CVS            *01*055826309      *121001*113

9*U*00400*000003429*0*P*^

GS*PO*CVS*055826309*20121001*1139*1378*X*004010

ST*850*2216

BEG*00*SA*0076423**20121001

REF*VR*12925

PER*BD*MICHELLE MARTINEAU

SAC*A*F050*ZZ*ZZ**1*1*****02***OTHER

ITD*01*15*2**30**31***100

DTM*002*20121022

AMT*BAP*2986

N9*L1*PO COMMENTS

MSG*THIS PO SUBJECT TO THE TERMS AND CONDITIONS FOUND ON CVS SUPPLIERS WEBSITE

N1*ST**54*Y101

N3*ONE CVS DRIVE

N4*WAVERLY*NY*14892

PO1**17*CA*175.62**UI*03288417688*UA*003288416790*PI*855752

PAM*01*2986*ZZ

PO4*6

CTT*1*17

SE*18*2216

ST*850*2217

BEG*00*SA*1265472**20121001

REF*VR*12925

PER*BD*MICHELLE MARTINEAU

SAC*A*F050*ZZ*ZZ**1*1*****02***OTHER

ITD*01*15*2**30**31***100

DTM*002*20121022

AMT*BAP*2459

N9*L1*PO COMMENTS

MSG*THIS PO SUBJECT TO THE TERMS AND CONDITIONS FOUND ON CVS SUPPLIERS WEBSITE

N1*ST**54*W101

N3*400 FOUNDERS DRIVE

N4*WOONSOCKET*RI*02895

PO1**14*CA*175.62**UI*03288417688*UA*003288416790*PI*855752

PAM*01*2459*ZZ

PO4*6

CTT*1*14

SE*18*2217

GE*2*1378

IEA*1*000003429