Conversion from EDI 888, EDI 889, EDI 879 to XML format [1]

How do I convert EDI 888, EDI 889, EDI 879

I’m working in an EDI B2B integration project involving connection to Oracle on
subscribe side. i faced the following problem :

the error encountered while setting jdbc connection

Error encountered
[ART.118.5042] Adapter Runtime (Connection): Unable to enable connection resource JDBCConnection:jdbccon.
[ART.118.5036] Adapter Runtime (Connection): Unable to configure connection manager.
[ADA.1.200] The JDBC DataSource class “Oracle.jdbc.Pool.OracleDataSource” cannot be located.
Oracle.jdbc.Pool.OracleDataSource.class not found

jdbc adapter connection properties

Connection Type JDBC Adapter Connection
Package Name JDBCConnect
Connection Properties
DataSource Class Oracle.jdbc.Pool.OracleDataSource
serverName TRF_Server
user tgs
password ******
databaseName TGS_WEB.FRK.COM
portNumber 1521
networkProtocol TCP
Other Properties driverType=thin
Connection Management Properties
Enable Connection Pooling true
Minimum Pool Size 1
Maximum Pool Size 10
Pool Increment Size 1
Block Timeout (msec) 1000
Expire Timeout (msec) 1000
Startup Retry Count 0
Startup Backoff Timeout (sec) 10

also the TNSNAMES.ORA entries in oracle is as

(ADDRESS = (PROTOCOL = TCP)(HOST = TRF_Server )(PORT = 1521))
(SERVICE_NAME = wbirep1)

Kindly help, if possible!.. Thanks