java.lang.UnsupportedOperationException: Not supported by BasicDataSource
	org.apache.tomcat.dbcp.dbcp.BasicDataSource.getConnection(BasicDataSource.java:1062)
	org.hibernate.connection.DatasourceConnectionProvider.getConnection(DatasourceConnectionProvider.java:89)
	org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:446)
	org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:167)
	org.hibernate.jdbc.JDBCContext.connection(JDBCContext.java:142)
	org.hibernate.transaction.JDBCTransaction.begin(JDBCTransaction.java:85)
	org.hibernate.impl.SessionImpl.beginTransaction(SessionImpl.java:1354)
	sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)
	sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	java.lang.reflect.Method.invoke(Method.java:597)
	org.hibernate.context.ThreadLocalSessionContext$TransactionProtectionWrapper.invok