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Commit f28fafa

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Configurar Spring Beans
Tutorial Spring que trata sobre la configuración de los beans y en contenedor IoC.
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‎tutorial_beans/nb-configuration.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<project-shared-configuration>
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<!--
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This file contains additional configuration written by modules in the NetBeans IDE.
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The configuration is intended to be shared among all the users of project and
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therefore it is assumed to be part of version control checkout.
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Without this configuration present, some functionality in the IDE may be limited or fail altogether.
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-->
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<spring-data xmlns="http://www.netbeans.org/ns/spring-data/1">
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<config-files>
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<config-file>src/main/resources/springXMLConfig.xml</config-file>
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<config-file>src/main/resources/beans.xml</config-file>
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</config-files>
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<config-file-groups/>
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</spring-data>
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</project-shared-configuration>

‎tutorial_beans/pom.xml

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<?xml version="1.0" encoding="UTF-8"?>
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<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/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>carmelo.spring</groupId>
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<artifactId>tutorial_configuracion</artifactId>
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<version>1.0</version>
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<packaging>jar</packaging>
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<dependencies>
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<dependency>
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<groupId>org.springframework</groupId>
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<artifactId>spring-context</artifactId>
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<version>4.3.6.RELEASE</version>
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</dependency>
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</dependencies>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<maven.compiler.source>1.8</maven.compiler.source>
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<maven.compiler.target>1.8</maven.compiler.target>
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</properties>
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</project>
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package carmelo.spring.introduccion;
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public class ClientService {
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private static ClientService clientService = new ClientService();
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private ClientService() {
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}
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public static ClientService createInstance() {
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return clientService;
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}
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}
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package carmelo.spring.introduccion;
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public interface HelloService {
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void saludar();
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}
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package carmelo.spring.introduccion;
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import javax.annotation.PostConstruct;
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import javax.annotation.PreDestroy;
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import org.springframework.beans.factory.DisposableBean;
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import org.springframework.beans.factory.InitializingBean;
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import org.springframework.context.annotation.Scope;
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import org.springframework.stereotype.Service;
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//@Service(value="saludaService")
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//@Scope("prototype")
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public class HelloServiceImpl implements HelloService/*, InitializingBean, DisposableBean*/ {
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@Override
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public void saludar() {
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System.out.println("--- Hello Spring Framework ---");
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}
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@PostConstruct
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public void initHello() {
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System.out.println("--- run init method ---");
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}
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@PreDestroy
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public void destroyHello() {
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System.out.println("--- run destroy method ---");
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}
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// @Override
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// public void afterPropertiesSet() throws Exception {
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// System.out.println("--- run init method ---");
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// }
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//
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// @Override
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// public void destroy() throws Exception {
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// System.out.println("--- run destroy method ---");
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// }
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}
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package carmelo.spring.introduccion;
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import org.springframework.context.annotation.AnnotationConfigApplicationContext;
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import org.springframework.context.support.AbstractApplicationContext;
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import org.springframework.context.support.ClassPathXmlApplicationContext;
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public class Introduccion {
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public static void main(String[] args) {
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// configuracion con archivo XML
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AbstractApplicationContext ctx = new ClassPathXmlApplicationContext("springXMLConfig.xml");
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// configuracion con codigo java
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// AbstractApplicationContext ctx = new AnnotationConfigApplicationContext(SpringConfiguration.class);
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for (String bean_name : ctx.getBeanDefinitionNames()) {
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System.out.println(":: " + bean_name);
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}
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// HelloService saluda = ctx.getBean("saludaService", HelloService.class);
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// saluda.saludar();
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// System.out.println(ctx.getBean("one", ClientService.class));
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ctx.close();
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}
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}
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package carmelo.spring.introduccion;
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import org.springframework.context.annotation.Bean;
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import org.springframework.context.annotation.ComponentScan;
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import org.springframework.context.annotation.Configuration;
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import org.springframework.context.annotation.Scope;
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@Configuration
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//@ComponentScan
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public class SpringConfiguration {
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@Bean("saludaService")
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// @Scope("prototype")
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public HelloService getSaludaService(){
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return new HelloServiceImpl();
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}
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}
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<!-- <?xml version="1.0" encoding="UTF-8"?> -->
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<beans xmlns="http://www.springframework.org/schema/beans"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xmlns:context="http://www.springframework.org/schema/context"
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xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-4.3.xsd
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http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.2.xsd">
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<!-- <context:component-scan base-package="carmelo.spring.introduccion"/> -->
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<bean id="saludaService"
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init-method="initHello"
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destroy-method="destroyHello"
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class="carmelo.spring.introduccion.HelloServiceImpl"/>
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<bean id="one"
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class="carmelo.spring.introduccion.ClientService"
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factory-method="createInstance"/>
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</beans>

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