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https://www.youtube.com/watch?v=24kkE7jYqAA&list=UUhwKlOVR041tngjerWxVccw
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pom.xml
EmployeeService.java
https://www.youtube.com/watch?v=24kkE7jYqAA&list=UUhwKlOVR041tngjerWxVccw
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Spring AOP AspectJ @Before Annotation Example | Spring Tutorial |
Spring AOP AspectJ @Before Annotation Example | Spring Tutorial |
Spring AOP AspectJ @Before Annotation Example | Spring Tutorial |
Spring AOP AspectJ @Before Annotation Example | Spring Tutorial |
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>
<!-- Spring AOP + AspectJ -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>1.9.1</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.9.1</version>
</dependency>
</dependencies>
</project>
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.ram.core</groupId>
<artifactId>SpringDemo</artifactId>
<packaging>jar</packaging>
<version>1.0-SNAPSHOT</version>
<name>SpringDemo</name>
<url>http://maven.apache.org</url>
<properties>
<spring.version>5.0.5.RELEASE</spring.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>3.8.1</version>
<scope>test</scope>
</dependency>
<!-- Spring 5 dependencies -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
</dependency>
<!-- Spring AOP + AspectJ -->
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>1.9.1</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>1.9.1</version>
</dependency>
</dependencies>
</project>
EmployeeService.java
LoggingAspect.java
package com.ram.Aspect;
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
@Aspect
public class LoggingAspect
{
@Before("execution(* com.ram.service.EmployeeService.addEmployee())")
public void logBefore(JoinPoint joinPoint)
{
System.out.print("logBefore() is running!");
System.out.println(", before "
+ joinPoint.getSignature().getName() + " method");
System.out.println("******");
}
}
import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
@Aspect
public class LoggingAspect
{
@Before("execution(* com.ram.service.EmployeeService.addEmployee())")
public void logBefore(JoinPoint joinPoint)
{
System.out.print("logBefore() is running!");
System.out.println(", before "
+ joinPoint.getSignature().getName() + " method");
System.out.println("******");
}
}
applicationContext.xml
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.3.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.3.xsd">
<aop:aspectj-autoproxy />
<bean id="employeeService" class="com.ram.service.EmployeeService"></bean>
<!-- Aspect -->
<bean id="logAspect" class="com.ram.Aspect.LoggingAspect" />
</beans>
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:aop="http://www.springframework.org/schema/aop"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
http://www.springframework.org/schema/context
http://www.springframework.org/schema/context/spring-context-4.3.xsd
http://www.springframework.org/schema/aop
http://www.springframework.org/schema/aop/spring-aop-4.3.xsd">
<aop:aspectj-autoproxy />
<bean id="employeeService" class="com.ram.service.EmployeeService"></bean>
<!-- Aspect -->
<bean id="logAspect" class="com.ram.Aspect.LoggingAspect" />
</beans>
App.java
package com.ram.core;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.ram.service.EmployeeService;
public class App
{
public static void main(String[] args)
{
ApplicationContext context = new ClassPathXmlApplicationContext(
"applicationContext.xml");
System.out.println("---------------------------------------");
EmployeeService employeeService = context
.getBean("employeeService", EmployeeService.class);
employeeService.addEmployee();
employeeService.modifyEmployee();
employeeService.deleteEmployee();
}
}
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.ram.service.EmployeeService;
public class App
{
public static void main(String[] args)
{
ApplicationContext context = new ClassPathXmlApplicationContext(
"applicationContext.xml");
System.out.println("---------------------------------------");
EmployeeService employeeService = context
.getBean("employeeService", EmployeeService.class);
employeeService.addEmployee();
employeeService.modifyEmployee();
employeeService.deleteEmployee();
}
}
Output
Nov 02, 2018 9:38:03 AM org.springframework.context.support.AbstractApplicationContext prepareRefresh
INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@3701eaf6: startup date [Fri Nov 02 09:38:03 IST 2018]; root of context hierarchy
Nov 02, 2018 9:38:03 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
INFO: Loading XML bean definitions from class path resource [applicationContext.xml]
---------------------------------------
logBefore() is running!, before addEmployee method
******
Add Employee
Modify Employee
Delete Employee
INFO: Refreshing org.springframework.context.support.ClassPathXmlApplicationContext@3701eaf6: startup date [Fri Nov 02 09:38:03 IST 2018]; root of context hierarchy
Nov 02, 2018 9:38:03 AM org.springframework.beans.factory.xml.XmlBeanDefinitionReader loadBeanDefinitions
INFO: Loading XML bean definitions from class path resource [applicationContext.xml]
---------------------------------------
logBefore() is running!, before addEmployee method
******
Add Employee
Modify Employee
Delete Employee
Click the below link to download the code:
https://sites.google.com/site/ramj2eev2/java_basics/SpringDemo_AspectJ_before.zip?attredirects=0&d=1
Github Link:
https://github.com/ramram43210/javaee/tree/master/Spring_2018/SpringDemo_AspectJ_before
Bitbucket Link:
https://bitbucket.org/ramram43210/spring/src/a5cdfdc3da3c676ee6dec77cfdb6b5c635be29d3/Spring_2018/SpringDemo_AspectJ_before/?at=master
See also:
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