Manual

For Declarative Transaction
The following activities are involved in the declarative transactions.
Creating IEmployeeDao.java
Create a Java interface named IEmployeeDao.java to implement the EmployeeDao.java
class.
The IEmployeeDao.java is placed with its implementation class in the
com.hp.empinfo.service package.
To create the IEmployeeDao.java file, complete the following steps:
1. On the Project Explorer frame, right-click EmpInfo and select New > Interface.
The New Java Interface dialog box appears.
2. In the Source folder field, enter EmpInfo/src and in the Package field, enter
com.hp.empinfo.service.
3. In the Name field, enter IEmployeeDao and click Finish.
Figure 18-2 shows the New Java Interface dialog box.
Figure 18-2 New Java Interface Dialog Box
The IEmployeeDao.java file is created.
4. Modify the IEmployeeDao.java file to declare the methods implemented in the
EmployeeDao.java file.
After modification, the IEmployeeDao.java file must appear as:
package com.hp.empinfo.service;
import java.sql.SQLException;
import com.hp.empinfo.domain.Employee;
public interface IEmployeeDao {
374 Using Spring Transaction Manager