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Employee.sql
pom.xml
EmployeeDAO.java
EmployeeDAOImpl.java
applicationContext.xml
App.java
Output:
Click the below link to download the code:
https://sites.google.com/site/javaspringram2019/java_spring_2019/SpringDemo_Retrive_auto_key.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java_Spring_2019/tree/master/Spring_2019/SpringDemo_Retrive_auto_key
Bitbucket Link:
https://bitbucket.org/ramram43210/java_spring_2019/src/8f8b5563b7f2921ed260908e4906103995d9c6cc/Spring_2019/SpringDemo_Retrive_auto_key/?at=master
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https://www.youtube.com/watch?v=rbi3TkO0q5U&list=UUhwKlOVR041tngjerWxVccw
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Spring + JdbcTemplate + How to retrieve auto-generated keys |
Employee.sql
CREATE DATABASE org_db;
CREATE TABLE `employee` (
`EMPLOYEE_ID` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
`NAME` VARCHAR(100) NOT NULL,
`AGE` INT(10) NOT NULL,
`SALARY` INT(10) DEFAULT NULL,
PRIMARY KEY (`EMPLOYEE_ID`)
) ENGINE=INNODB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8;
CREATE TABLE `employee` (
`EMPLOYEE_ID` INT(10) UNSIGNED NOT NULL AUTO_INCREMENT,
`NAME` VARCHAR(100) NOT NULL,
`AGE` INT(10) NOT NULL,
`SALARY` INT(10) DEFAULT NULL,
PRIMARY KEY (`EMPLOYEE_ID`)
) ENGINE=INNODB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8;
pom.xml
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.ram.core</groupId>
<artifactId>SpringDemo</artifactId>
<packaging>jar</packaging>
<version>1.0-SNAPSHOT</version>
<name>SpringDemo</name>
<url>http://maven.apache.org</url>
<properties>
<spring.version>5.0.5.RELEASE</spring.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<!-- Spring 5 dependencies -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- MySQL database driver -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.11</version>
</dependency>
</dependencies>
</project>
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.ram.core</groupId>
<artifactId>SpringDemo</artifactId>
<packaging>jar</packaging>
<version>1.0-SNAPSHOT</version>
<name>SpringDemo</name>
<url>http://maven.apache.org</url>
<properties>
<spring.version>5.0.5.RELEASE</spring.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<!-- Spring 5 dependencies -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- MySQL database driver -->
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
<version>8.0.11</version>
</dependency>
</dependencies>
</project>
EmployeeDAO.java
package com.ram.employee.dao;
public interface EmployeeDAO
{
public void retriveAutoGeneratedKey();
}
public interface EmployeeDAO
{
public void retriveAutoGeneratedKey();
}
EmployeeDAOImpl.java
package com.ram.employee.dao.impl;
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import org.springframework.jdbc.core.PreparedStatementCreator;
import org.springframework.jdbc.core.support.JdbcDaoSupport;
import org.springframework.jdbc.support.GeneratedKeyHolder;
import org.springframework.jdbc.support.KeyHolder;
import com.ram.employee.dao.EmployeeDAO;
public class EmployeeDAOImpl
extends JdbcDaoSupport implements EmployeeDAO
{
public void retriveAutoGeneratedKey()
{
final String INSERT_SQL = "INSERT INTO EMPLOYEE "
+ "(NAME, AGE,SALARY) VALUES (?, ?, ?)";
KeyHolder keyHolder = new GeneratedKeyHolder();
getJdbcTemplate().update(new PreparedStatementCreator()
{
public PreparedStatement createPreparedStatement(
Connection connection) throws SQLException
{
PreparedStatement ps = connection.prepareStatement(
INSERT_SQL, new String[] { "id" });
ps.setString(1, "Rob");
ps.setInt(2, 12);
ps.setInt(3, 9090);
return ps;
}
}, keyHolder);
System.out.println(
"Auto generated Key is = " + keyHolder.getKey());
}
}
import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import org.springframework.jdbc.core.PreparedStatementCreator;
import org.springframework.jdbc.core.support.JdbcDaoSupport;
import org.springframework.jdbc.support.GeneratedKeyHolder;
import org.springframework.jdbc.support.KeyHolder;
import com.ram.employee.dao.EmployeeDAO;
public class EmployeeDAOImpl
extends JdbcDaoSupport implements EmployeeDAO
{
public void retriveAutoGeneratedKey()
{
final String INSERT_SQL = "INSERT INTO EMPLOYEE "
+ "(NAME, AGE,SALARY) VALUES (?, ?, ?)";
KeyHolder keyHolder = new GeneratedKeyHolder();
getJdbcTemplate().update(new PreparedStatementCreator()
{
public PreparedStatement createPreparedStatement(
Connection connection) throws SQLException
{
PreparedStatement ps = connection.prepareStatement(
INSERT_SQL, new String[] { "id" });
ps.setString(1, "Rob");
ps.setInt(2, 12);
ps.setInt(3, 9090);
return ps;
}
}, keyHolder);
System.out.println(
"Auto generated Key is = " + keyHolder.getKey());
}
}
applicationContext.xml
<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-4.3.xsd">
<bean id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/org_db" />
<property name="username" value="root" />
<property name="password" value="root" />
</bean>
<bean id="employeeDAO" class="com.ram.employee.dao.impl.EmployeeDAOImpl">
<property name="dataSource" ref="dataSource" />
</bean>
</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-4.3.xsd">
<bean id="dataSource"
class="org.springframework.jdbc.datasource.DriverManagerDataSource">
<property name="driverClassName" value="com.mysql.jdbc.Driver" />
<property name="url" value="jdbc:mysql://localhost:3306/org_db" />
<property name="username" value="root" />
<property name="password" value="root" />
</bean>
<bean id="employeeDAO" class="com.ram.employee.dao.impl.EmployeeDAOImpl">
<property name="dataSource" ref="dataSource" />
</bean>
</beans>
App.java
package com.ram.core;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.ram.employee.dao.EmployeeDAO;
public class App
{
public static void main(String[] args)
{
ApplicationContext context = new ClassPathXmlApplicationContext(
"applicationContext.xml");
EmployeeDAO employeeDAO = (EmployeeDAO) context
.getBean("employeeDAO");
employeeDAO.retriveAutoGeneratedKey();
}
}
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.ram.employee.dao.EmployeeDAO;
public class App
{
public static void main(String[] args)
{
ApplicationContext context = new ClassPathXmlApplicationContext(
"applicationContext.xml");
EmployeeDAO employeeDAO = (EmployeeDAO) context
.getBean("employeeDAO");
employeeDAO.retriveAutoGeneratedKey();
}
}
Output:
Feb 20, 2019 10:36:51 AM org.springframework.context.support.AbstractApplicationContext prepareRefresh
INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@736e9adb: startup date [Wed Feb 20 10:36:51 IST 2019]; root of context hierarchy
Feb 20, 2019 10:36:52 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
INFO: Loading XML bean definitions from class path resource [applicationContext.xml]
Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
Feb 20, 2019 10:36:52 AM org.springframework.jdbc.datasource.DriverManagerDataSource setDriverClassName
INFO: Loaded JDBC driver: com.mysql.jdbc.Driver
Wed Feb 20 10:36:53 IST 2019 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.
Auto generated Key is = 10
INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@736e9adb: startup date [Wed Feb 20 10:36:51 IST 2019]; root of context hierarchy
Feb 20, 2019 10:36:52 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
INFO: Loading XML bean definitions from class path resource [applicationContext.xml]
Loading class `com.mysql.jdbc.Driver'. This is deprecated. The new driver class is `com.mysql.cj.jdbc.Driver'. The driver is automatically registered via the SPI and manual loading of the driver class is generally unnecessary.
Feb 20, 2019 10:36:52 AM org.springframework.jdbc.datasource.DriverManagerDataSource setDriverClassName
INFO: Loaded JDBC driver: com.mysql.jdbc.Driver
Wed Feb 20 10:36:53 IST 2019 WARN: Establishing SSL connection without server's identity verification is not recommended. According to MySQL 5.5.45+, 5.6.26+ and 5.7.6+ requirements SSL connection must be established by default if explicit option isn't set. For compliance with existing applications not using SSL the verifyServerCertificate property is set to 'false'. You need either to explicitly disable SSL by setting useSSL=false, or set useSSL=true and provide truststore for server certificate verification.
Auto generated Key is = 10
Click the below link to download the code:
https://sites.google.com/site/javaspringram2019/java_spring_2019/SpringDemo_Retrive_auto_key.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/Java_Spring_2019/tree/master/Spring_2019/SpringDemo_Retrive_auto_key
Bitbucket Link:
https://bitbucket.org/ramram43210/java_spring_2019/src/8f8b5563b7f2921ed260908e4906103995d9c6cc/Spring_2019/SpringDemo_Retrive_auto_key/?at=master
See also:
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