1    package com.ociweb.jnb.ex2; 
2     
3    import java.sql.Connection; 
4     
5     
6    public interface TransactionManager { 
7     
8        public void commit() throws TransactionException; 
9     
10       public void rollback() throws TransactionException; 
11    
12       public Connection getConnection(); 
13   } 
14