[JavaForFun] /

package de.spring.example;

import org.springframework.jdbc.datasource.DataSourceTransactionManager;
import org.springframework.transaction.TransactionStatus;


public class TransactionManagerN2A {
        private static TransactionManagerN2A instance = new TransactionManagerN2A();
        private DataSourceTransactionManager transactionManager;
        private TransactionStatus transactionStatus;

        //Why could you want to extend this class?
        private TransactionManagerN2A() {}
        
        public static TransactionManagerN2A getInstance() {
        return instance;
        }
        
        public void initTransaction()
        {
                transactionStatus = this.transactionManager.getTransaction(null);
        }
        
        public void rollbackTransaction()
        {
                this.transactionManager.rollback(this.transactionStatus);
        }
        
        public void commitTransaction()
        {
                this.transactionManager.commit(this.transactionStatus);
        }
        
        
        /************************* Setters and getters *******************************************/
        public void setTransactionManager(final DataSourceTransactionManager  transactionManager) 
        {
                this.transactionManager = transactionManager;
        }
}