spring jdbc完整实例

StudentDAO.java
package com.jdbc;
import java.util.List;
import javax.sql.DataSource;
public interface StudentDAO {
	public void setDataSource(DataSource ds);
	public void create(String name, Integer age);
	public Student getStudent(Integer id);
	public List<Student> listStudents();
	public void delete(Integer id);
	public void update(Integer id, Integer age);
}

Student.java
package com.jdbc;

public class Student {
	 private Integer age;
	 private String name;
	 private Integer id;
	 public void setAge(Integer age) {
	      this.age = age;
	   }
	   public Integer getAge() {
	      return age;
	   }

	   public void setName(String name) {
	      this.name = name;
	   }
	   public String getName() {
	      return name;
	   }

	   public void setId(Integer id) {
	      this.id = id;
	   }
	   public Integer getId() {
	      return id;
	   }


}

StudentMappe.java
package com.jdbc;

import java.sql.ResultSet;
import java.sql.SQLException;
import org.springframework.jdbc.core.RowMapper;

public class StudentMapper implements RowMapper<Student> {
   public Student mapRow(ResultSet rs, int rowNum) throws SQLException {
      Student student = new Student();
      student.setId(rs.getInt("id"));
      student.setName(rs.getString("name"));
      student.setAge(rs.getInt("age"));
      return student;
   }
}

StudentJDBCTemplate.java
StudentJDBCTemplate.java
package com.jdbc;

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;
   }

}



MainApp.java

package MainApp;



import java.util.List;

import org.springframework.context.ApplicationContext;

import org.springframework.context.support.ClassPathXmlApplicationContext;

import com.jdbc.Student;

import com.jdbc.StudentJDBCTemplate;





public class MainApp {

   public static void main(String[] args) {

      ApplicationContext context = 

             new ClassPathXmlApplicationContext("jjdbc.xml");



      StudentJDBCTemplate studentJDBCTemplate = (StudentJDBCTemplate)context.getBean("studentJDBCTemplate");

      

      System.out.println("------Records Creation--------" );

      studentJDBCTemplate.create("Zara", 11);

      studentJDBCTemplate.create("Nuha", 2);

      studentJDBCTemplate.create("Ayan", 15);



      System.out.println("------Listing Multiple Records--------" );

      List<Student> students = studentJDBCTemplate.listStudents();

      for (Student record : students) {

         System.out.print("ID : " + record.getId() );

         System.out.print(", Name : " + record.getName() );

         System.out.println(", Age : " + record.getAge());

      }



      System.out.println("----Updating Record with ID = 2 -----" );

      studentJDBCTemplate.update(2, 20);



      System.out.println("----Listing Record with ID = 2 -----" );

      Student student = studentJDBCTemplate.getStudent(2);

      System.out.print("ID : " + student.getId() );

      System.out.print(", Name : " + student.getName() );

      System.out.println(", Age : " + student.getAge());

	  

   }

}

jjdbc.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
    xsi:schemaLocation="http://www.springframework.org/schema/beans
    http://www.springframework.org/schema/beans/spring-beans-3.0.xsd">
     
<!--bean id="dataSource" class="org.springframework.jdbc.datasource.DriverManageDataSource">
  <property name="driveClassName" value="org.hsqldb.jdbcDriver" />
  <property name="url" value="jdbc:mysql://192.168.139.215:3306/zhuce" />
  <property name="username" value="root" />
  <property name="password" value="zouhuiying" />
</bean-->
<bean id="dataSource" 
      class="org.springframework.jdbc.datasource.DriverManagerDataSource">
      <property name="driverClassName" value="com.mysql.jdbc.Driver"/>
      <property name="url" value="jdbc:mysql://192.168.139.215:3306/zhuce"/>
      <property name="username" value="root"/>
      <property name="password" value="zouhuiying"/>
   </bean>
<!--bean id="jdbcTemplate" class="org.springframework.jdbc.core.simple.SimpleJdbcTemplate">
  <constructor-arg ref="dataSource">
</bean>
<bean id="spitterDao" class="com.jdbc.JdbcSpitterDao">
  <property name="jdbcTemplate" value="jdbcTemplate" />
</bean-->
<bean id="studentJDBCTemplate" 
      class="com.jdbc.StudentJDBCTemplate">
      <property name="dataSource"  ref="dataSource" />    
   </bean>

</beans>

注释：maven自动引入msql 和jdbc的包早pom.xml中加入以下代码
<dependency>
 <groupId>org.springframework</groupId>
 <artifactId>spring-context</artifactId>
 <version>3.2.1.RELEASE</version>
</dependency>
<dependency>
    <groupId>mysql</groupId>
    <artifactId>mysql-connector-java</artifactId>
    <version>5.1.24</version>
</dependency>

CREATE TABLE Student(
       ID   INT NOT NULL AUTO_INCREMENT,
       NAME VARCHAR(20) NOT NULL,
       AGE  INT NOT NULL,
       PRIMARY KEY (ID)
   );