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2010-06-01T06:16:40Z

1 версия

в 18:01, 31 мая 2010

2010-05-31T18:01:44Z

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== File System Resource Demo ==



<source lang="java">
/*
Pro Spring
By Rob Harrop
Jan Machacek
ISBN: 1-59059-461-4
Publisher: Apress
*/

///////////////////////////////////////////////////////////////////////////////////////
//File: beans.xml
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<bean id="oracle" name="wiseworm" class="BookwormOracle"/>
</beans>

///////////////////////////////////////////////////////////////////////////////////////
public interface Oracle {
public String defineMeaningOfLife();
}

///////////////////////////////////////////////////////////////////////////////////////
public class Encyclopedia {
}
///////////////////////////////////////////////////////////////////////////////////////
public class BookwormOracle implements Oracle {
private Encyclopedia enc;
public void setEncyclopedia(Encyclopedia enc) {
this.enc = enc;
}
public String defineMeaningOfLife() {
return "Encyclopedia"s are a waste of money - use the Internet";
}
}
///////////////////////////////////////////////////////////////////////////////////////
import org.springframework.beans.factory.support.DefaultListableBeanFactory;
import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
import org.springframework.core.io.FileSystemResource;
public class XmlConfig {
public static void main(String[] args) {
DefaultListableBeanFactory factory = new DefaultListableBeanFactory();
XmlBeanDefinitionReader rdr = new XmlBeanDefinitionReader(factory);
rdr.loadBeanDefinitions(new FileSystemResource("build/beans.xml"));
Oracle oracle = (Oracle)factory.getBean("oracle");
}
}

</source>



== Message Source ==



<source lang="java">
/*
Pro Spring
By Rob Harrop
Jan Machacek
ISBN: 1-59059-461-4
Publisher: Apress
*/

///////////////////////////////////////////////////////////////////////////////////////
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<bean id="messageSource" class="org.springframework.context.support.ResourceBundleMessageSource">
<property name="basenames">
<list>
<value>buttons</value>
<value>labels</value>
</list>
</property>
</bean>
</beans>

///////////////////////////////////////////////////////////////////////////////////////
import java.util.Locale;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.FileSystemXmlApplicationContext;
public class MessageSourceDemo {
public static void main(String[] args) {
ApplicationContext ctx = new FileSystemXmlApplicationContext(
"build/messageSource.xml");
Locale english = Locale.ENGLISH;
Locale czech = new Locale("cs", "CZ");
System.out.println(ctx.getMessage("msg", null, english));
System.out.println(ctx.getMessage("msg", null, czech));

System.out.println(ctx.getMessage("nameMsg", new Object[] { "Rob",
"Harrop" }, english));
}
}

</source>



== Spring Load Resource from file, classpath and URL ==



<source lang="java">
/*
Pro Spring
By Rob Harrop
Jan Machacek
ISBN: 1-59059-461-4
Publisher: Apress
*/

///////////////////////////////////////////////////////////////////////////////////////
//File: events.xml
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN" "http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
<bean id="publisher" class="Publisher"/>
<bean id="messageEventListener" class="MessageEventListener"/>
</beans>
///////////////////////////////////////////////////////////////////////////////////////
import org.springframework.context.ApplicationEvent;

public class MessageEvent extends ApplicationEvent {
private String msg;
public MessageEvent(Object source, String msg) {
super(source);
this.msg = msg;
}

public String getMessage() {
return msg;
}

}
///////////////////////////////////////////////////////////////////////////////////////
import org.springframework.context.ApplicationEvent;
import org.springframework.context.ApplicationListener;
public class MessageEventListener implements ApplicationListener {

public void onApplicationEvent(ApplicationEvent event) {
if(event instanceof MessageEvent) {
MessageEvent msgEvt = (MessageEvent)event;
System.out.println("Received: " + msgEvt.getMessage());
}
}
}
///////////////////////////////////////////////////////////////////////////////////////
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.context.support.FileSystemXmlApplicationContext;
public class Publisher implements ApplicationContextAware {
private ApplicationContext ctx;
public static void main(String[] args) {
ApplicationContext ctx = new FileSystemXmlApplicationContext(
"build/events.xml");
Publisher pub = (Publisher) ctx.getBean("publisher");
pub.publish("Hello World!");
pub.publish("The quick brown fox jumped over the lazy dog");
}
public void setApplicationContext(ApplicationContext applicationContext)
throws BeansException {
this.ctx = applicationContext;
}
public void publish(String message) {
ctx.publishEvent(new MessageEvent(this, message));
}
}
///////////////////////////////////////////////////////////////////////////////////////
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.FileSystemXmlApplicationContext;
import org.springframework.core.io.Resource;
public class ResourceDemo {
public static void main(String[] args) throws Exception{
ApplicationContext ctx = new FileSystemXmlApplicationContext(
"build/events.xml");

Resource res1 = ctx.getResource("file:///c:/test.txt");
displayInfo(res1);
Resource res2 = ctx.getResource("classpath:lib/commons-logging.jar");
displayInfo(res2);
Resource res3 = ctx.getResource("http://www.google.co.uk");
displayInfo(res3);
}

private static void displayInfo(Resource res) throws Exception{
System.out.println(res.getClass());
System.out.println(res.getURL().getContent());
System.out.println("");
}
}

</source>

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Admin: 1 версия

в 18:01, 31 мая 2010