Java/Spring/ClassPathResource

Spring ClassPathResource Demo

       
File: hello.xml
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE beans PUBLIC "-//SPRING//DTD BEAN//EN"
"http://www.springframework.org/dtd/spring-beans.dtd">
<beans>
   <bean id="hello"
         class="helloimpl">
   <property name="greeting">
       <value>Good Morning!...</value>
   </property>
   </bean>
</beans>

File: helloclient.java
import java.io.*;
import org.springframework.beans.factory.*;
import org.springframework.beans.factory.xml.*;
import org.springframework.core.io.*;
public class helloclient  
{
    public static void main(String args[]) throws Exception
    {
        try
        {
        System.out.println("point1");
        Resource  res = new ClassPathResource("hello.xml");
        System.out.println("point2");
        BeanFactory  factory = new XmlBeanFactory(res);
        System.out.println("point3");
        hello bean1 = (hello)factory.getBean("hello");
        String s = bean1.sayhello("Joe");
        System.out.println(s);
        }catch(Exception e1){System.out.println(""+e1);}
    }
}

File: helloimpl.java
public class helloimpl implements hello
{
      private String greeting;
      public helloimpl()
      {
      }
      public helloimpl(String a)
      {
          greeting=a;
      } 
      public String sayhello(String s)
      {
           return greeting+s;
      }
      public void setGreeting(String a)
      {
           greeting=a;
      }
}

File: hello.java
public interface hello
{
      public String sayhello(String a);
}