Encrypted datasource password support in JON 2.3

Issue

We have just enabled encrypted password for data source for JON server. The outline are from http://www.jboss.org/community/wiki/EncryptingDataSourcePasswords.
When JON server starting up, it shows the following exception:

ERROR [org.rhq.jbossatx.jta.recovery.AppServerJDBCXARecovery] AppServerJDBCXARecovery.createConnection got exception java.sql.SQLException: Invalid argument(s) in call
java.sql.SQLException: Invalid argument(s) in call
        at oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:70)
        at oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:131)
        at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:197)
        at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:261)
        at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:269)
        at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:490)
        at oracle.jdbc.xa.client.OracleXADataSource.getXAConnection(OracleXADataSource.java:97)
        at org.rhq.jbossatx.jta.recovery.AppServerJDBCXARecovery.createConnection(AppServerJDBCXARecovery.java:233)
        at org.rhq.jbossatx.jta.recovery.AppServerJDBCXARecovery.getXAResource(AppServerJDBCXARecovery.java:110)
        at com.arjuna.ats.internal.jta.recovery.arjunacore.XARecoveryModule.resourceInitiatedRecovery(XARecoveryModule.java:683)
        at com.arjuna.ats.internal.jta.recovery.arjunacore.XARecoveryModule.periodicWorkSecondPass(XARecoveryModule.java:179)
        at com.arjuna.ats.internal.arjuna.recovery.PeriodicRecovery.doWork(PeriodicRecovery.java:237)
        at com.arjuna.ats.internal.arjuna.recovery.PeriodicRecovery.run(PeriodicRecovery.java:163)