database.StudentJDBCTemplate.java Source code

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Here is the source code for database.StudentJDBCTemplate.java

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package database;

import java.util.List;
import javax.sql.DataSource;
import org.springframework.jdbc.core.JdbcTemplate;

public class StudentJDBCTemplate implements StudentDAO {
    private DataSource dataSource;
    private JdbcTemplate jdbcTemplateObject;

    public void setDataSource(DataSource dataSource)

    {
        this.dataSource = dataSource;
        this.jdbcTemplateObject = new JdbcTemplate(dataSource);
    }

    public void create(String name, Integer age) {
        String SQL = "insert into Student (name, age) values (?, ?)";

        jdbcTemplateObject.update(SQL, name, age);
        System.out.println("Created Record Name = " + name + " Age = " + age);
        return;
    }

    public Student getStudent(Integer id) {
        String SQL = "select * from Student where id = ?";
        Student student = jdbcTemplateObject.queryForObject(SQL, new Object[] { id }, new StudentMapper());
        return student;
    }

    public List<Student> listStudents() {
        String SQL = "select * from Student";
        List<Student> students = jdbcTemplateObject.query(SQL, new StudentMapper());
        return students;
    }

    public void delete(Integer id) {
        String SQL = "delete from Student where id = ?";
        jdbcTemplateObject.update(SQL, id);
        System.out.println("Deleted Record with ID = " + id);
        return;
    }

    public void update(Integer id, Integer age) {
        String SQL = "update Student set age = ? where id = ?";
        jdbcTemplateObject.update(SQL, age, id);
        System.out.println("Updated Record with ID = " + id);
        return;
    }

}