JDBC Adapter configuaration

Hi,
Iam new to webmethods. i try to configure the jdbc adapter but iam facing the issue… like

[ART.118.5042] Adapter Runtime (Connection): Unable to enable connection resource adapter:jbcadap.

[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.OracleDataSourceplease provide me complete procedure to configure the jdbc adapter.Hima