Bean Liftcycle Initializing : XML Bean Lifecycle « Spring « Java Tutorial

1. Java Tutorial
2. Spring
3. XML Bean Lifecycle

File: context.xml

<?xml version="1.0" encoding="UTF-8"?>
<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.xsd">

    <bean id="simple1" class="SoutSimpleBean">
        <property name="person" value="A"/>
        <property name="value" value="my value"/>
    </bean>

</beans>

File: Main.java

import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.xml.XmlBeanFactory;
import org.springframework.core.io.ClassPathResource;

public class Main {
  public static void main(String[] args) throws Exception {
    XmlBeanFactory factory = new XmlBeanFactory(new ClassPathResource("context.xml"));
    System.out.println(factory.getBean("simple1"));
  }

}

class SoutSimpleBean extends SimpleBeanSupport {
  private String person;

  public void setPerson(String person) {
    this.person = person;
  }

  @Override
  public String toString() {
    return String.format("%s : \"%s\"", this.person, getValue());
  }
}

abstract class SimpleBeanSupport implements InitializingBean {
  private String value;

  public final void afterPropertiesSet() throws Exception {
  }

  public final void setValue(String value) {
    this.value = value;
  }

  protected final String getValue() {
    return this.value;
  }
}

28.7.XML Bean Lifecycle
	28.7.1.	destroy method
	28.7.2.	Custom Initialization Method
	28.7.3.	Bean Liftcycle Initializing
	28.7.4.	Bean Lifecycle Disposable Bean
	28.7.5.	Implements Initializing Bean
	28.7.6.	Implements Disposable Bean