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BAEL-2850: Difference between <context:annotation-config> vs <context:component-scan> (#7291) 

* BAEL-2850: Difference between <context:annotation-config> vs
<context:component-scan>

* BAEL-2850: Difference between <context:annotation-config> vs
<context:component-scan>
This commit is contained in:
codehunter34 2019-07-11 13:03:59 -04:00 committed by maibin
parent 9f5986963c
commit 8791269ec7
4 changed files with 8 additions and 8 deletions
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2
spring-5/src/main/java/com/baeldung/components/AccountService.java → spring-5/src/main/java/com/baeldung/annotationconfigvscomponentscan/components/AccountService.java
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@ -1,4 +1,4 @@
package com.baeldung.components;
package com.baeldung.annotationconfigvscomponentscan.components;
import org.springframework.stereotype.Component;

2
spring-5/src/main/java/com/baeldung/components/UserService.java → spring-5/src/main/java/com/baeldung/annotationconfigvscomponentscan/components/UserService.java
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@ -1,4 +1,4 @@
package com.baeldung.components;
package com.baeldung.annotationconfigvscomponentscan.components;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

6
spring-5/src/main/resources/beans.xml → spring-5/src/main/resources/annotationconfigvscomponentscan-beans.xml
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@ -4,11 +4,11 @@
<context:annotation-config />
<context:component-scan base-package="com.baeldung.components" />
<context:component-scan base-package="com.baeldung.annotationconfigvscomponentscan.components" />
<bean id="accountService" class="com.baeldung.components.AccountService"></bean>
<bean id="accountService" class="com.baeldung.annotationconfigvscomponentscan.components.AccountService"></bean>
<bean id="userService" class="com.baeldung.components.UserService">
<bean id="userService" class="com.baeldung.annotationconfigvscomponentscan.components.UserService">
<!-- If we have <context:annotation-config/> on top, then we don't need to set the properties(dependencies) in XML. -->
<!-- <property name="accountService" ref="accountService"></property> -->
</bean>

6
spring-5/src/test/java/com/baeldung/SpringXMLConfigurationIntegrationTest.java
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@ -5,14 +5,14 @@ import org.junit.Test;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import com.baeldung.components.AccountService;
import com.baeldung.components.UserService;
import com.baeldung.annotationconfigvscomponentscan.components.AccountService;
import com.baeldung.annotationconfigvscomponentscan.components.UserService;
public class SpringXMLConfigurationIntegrationTest {
@Test
public void givenContextAnnotationConfigOrContextComponentScan_whenDependenciesAndBeansAnnotated_thenNoXMLNeeded() {
ApplicationContext context = new ClassPathXmlApplicationContext("classpath:beans.xml");
ApplicationContext context = new ClassPathXmlApplicationContext("classpath:annotationconfigvscomponentscan-beans.xml");
UserService userService = context.getBean(UserService.class);
AccountService accountService = context.getBean(AccountService.class);
Assert.assertNotNull(userService);