Source Code : Load config with FileSystemXmlApplicationContext

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Load config with FileSystemXmlApplicationContext

       
File: IBusinessLogic.java


public interface IBusinessLogic
{
   public void foo();
}


File: MainApplication.java


import org.springframework.context.ApplicationContext;
import org.springframework.context.support.FileSystemXmlApplicationContext;

public class MainApplication
{
   public static void main(String [] args)
   {
      ApplicationContext ctx = new FileSystemXmlApplicationContext("build/springconfig.xml");

      IBusinessLogic testObject = (IBusinessLogic) ctx.getBean("businesslogicbean");

      testObject.foo();
   }
}


File: springconfig.xml

<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC  "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">

<beans>

  <!--CONFIG-->
  <bean id="businesslogicbean"
  class="org.springframework.aop.framework.ProxyFactoryBean">
    <property name="proxyInterfaces">
      <value>IBusinessLogic</value>
    </property>
    <property name="target">
      <ref local="beanTarget"/>
    </property>
    <property name="interceptorNames">
      <list>
        <value>theTracingBeforeAdvisor</value>
        <value>theTracingAfterAdvisor</value>
      </list>
    </property>
  </bean>

  <!--CLASS-->
  <bean id="beanTarget"
  class="BusinessLogic"/>

  <!--ADVISOR-->
  <!--Note: An advisor assembles pointcuts and advice-->
  <bean id="theTracingBeforeAdvisor"
  class="org.springframework.aop.support.RegexpMethodPointcutAdvisor">
    <property name="advice">
      <ref local="theTracingBeforeAdvice"/>
    </property>
    <property name="pattern">
      <value>.*</value>
    </property>
  </bean>
  
  <!--ADVISOR-->
  <!--Note: An advisor assembles pointcuts and advice-->
  <bean id="theTracingAfterAdvisor"
  class="org.springframework.aop.support.RegexpMethodPointcutAdvisor">
    <property name="advice">
      <ref local="theTracingAfterAdvice"/>
    </property>
    <property name="pattern">
      <value>.*</value>
    </property>
  </bean>

  <!--ADVICE-->
  <bean id="theTracingBeforeAdvice"
  class="TracingBeforeAdvice"/>
  <bean id="theTracingAfterAdvice"
  class="TracingAfterAdvice"/>
</beans>


File: TracingAfterAdvice.java

import java.lang.reflect.Method;
import org.springframework.aop.AfterReturningAdvice;

public class TracingAfterAdvice implements AfterReturningAdvice
{
   public void afterReturning(Object object, Method m, Object[] args, Object target) throws Throwable
   {
       System.out.println("Hello world! (by " + this.getClass().getName() + ")");
   }
}


File: TracingBeforeAdvice.java

import java.lang.reflect.Method;
import org.springframework.aop.MethodBeforeAdvice;

public class TracingBeforeAdvice implements MethodBeforeAdvice
{
   public void before(Method m, Object[] args, Object target) throws Throwable
   {
      System.out.println("Hello world! (by " + this.getClass().getName() + ")");
   }
}


File: BusinessLogic.java


public class BusinessLogic implements IBusinessLogic
{
     public void foo() 
     {
       System.out.println("Inside BusinessLogic.foo()");
     }
}




           
       

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