Collection 객체 주입하기

Collection 객체 주입하기 - spring_di_03

조은성 2012. 6. 20. 16:59

<?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-3.0.xsd">
<bean name="director" class="di.dto.DirectorDTO">
  <constructor-arg value="d-0001"/>
  <constructor-arg value="박찬욱"/>
  <constructor-arg value="30"/>
</bean>
<bean name="collection1" class="di.dto.CollectionDTO">
  <property name="myList">
   
   <list>
   
    <value>10</value>
    <value>20</value>
    <value>30</value>
    <value>40</value>
    <value>50</value>
    <value>adv</value>
    <ref bean="director"/>
   </list>
  </property>
  <property name="names">
   <list>
    <value>유재석</value>
    <value>정준하</value>
    <value>정형돈</value>
    <value>길</value>
    <value>노홍철</value>
   </list>
  </property>

</bean>
<bean name="collection2" class="di.dto.CollectionDTO">
  <property name="mySet">
   <set>
    <value>10</value>
    <value>20</value>
    <value>30</value>
    
    <value>30</value>
    <value>abcde</value>
    <ref bean="director"/>
   </set>

  </property>
  <property name="myMap">
   <map>
    <entry>
     <key>
      <value>감독</value>
     </key>
     <ref bean="director"/>
    </entry>
    <entry>
     <key>
      <value>aaa</value>
     </key>
     <value>100000</value>
    </entry>
    <entry key="bbb" value="20000000"/>
    <entry key="감독2" value-ref="director"/>
   </map>
  </property>
  <property name="myProps">
   <props>
    <prop key="aaaa">홍길동</prop>
    <prop key="bbbb">이순신</prop>
    <prop key="cccc">강감찬</prop>
    <prop key="dddd">을지문덕</prop>

   </props>
  </property>
</bean>

</beans>

package di.dto;

import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;

public class CollectionDTO {
private List myList;
private String[] names;
private Set mySet;
private Map myMap;
private Properties myProps;
public List getMyList() {
return myList;
}

public void setMyList(List myList) {
this.myList = myList;
}

public String[] getNames() {
return names;
}

public void setNames(String[] names) {
this.names = names;
}

public Set getMySet() {
return mySet;
}

public void setMySet(Set mySet) {
this.mySet = mySet;
}

public Map getMyMap() {
return myMap;
}

public void setMyMap(Map myMap) {
this.myMap = myMap;
}

public Properties getMyProps() {
return myProps;
}

public void setMyProps(Properties myProps) {
this.myProps = myProps;
}

}

package di.dto;

public class DirectorDTO {
private String directorId;
private String name;
private int age;
public DirectorDTO() {
  super();
}
public DirectorDTO(String directorId, String name, int age) {
  super();
  this.directorId = directorId;
  this.name = name;
  this.age = age;
}

public String getDirectorId() {
  return directorId;
}
public void setDirectorId(String directorId) {
  this.directorId = directorId;
}
public String getName() {
  return name;
}
public void setName(String name) {
  this.name = name;
}
public int getAge() {
  return age;
}
public void setAge(int age) {
  this.age = age;
}
@Override
public String toString() {
  return "DirectorDTO [directorId=" + directorId + ", name=" + name
    + ", age=" + age + "]";
}

}

package di.main;

import java.util.Enumeration;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;

import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;

import di.dto.CollectionDTO;

public class TestCollection {

public static void main(String[] args) {
  ApplicationContext ctx = new ClassPathXmlApplicationContext("di/config/collection.xml");
  CollectionDTO dto = (CollectionDTO) ctx.getBean("collection1");
  List list = dto.getMyList();
  for(Object obj: list){
   System.out.println(obj.getClass().getName()+" - "+obj);
  }

  System.out.println("-------------names[]조회-------------");
  String [] names = dto.getNames();
  for(String name : names){
   System.out.println(name);
  }

  System.out.println("-------mySet조회-------------");
  dto = (CollectionDTO) ctx.getBean("collection2");
  Set set = dto.getMySet();
  for(Object obj:set){
   System.out.println(obj);
  }
  System.out.println("------myMap조회------------");
  Map map = dto.getMyMap();

  Set keys = map.keySet();
  for(Object key:keys){
   Object value = map.get(key);
   System.out.println(key+" - "+value);
  }

  System.out.println(map.get("aaa"));
  System.out.println(map.get("bbb"));

  System.out.println("----------properties조회---------");
  Properties props = dto.getMyProps();
  Enumeration enu = props.propertyNames();//Enumeration : iterater의 옛버전(collection 조회해 주는 것)

  while(enu.hasMoreElements()){
   String key = (String) enu.nextElement();
   String value = props.getProperty(key);
   System.out.println(key+" - "+value);
  }

}
}

* 결과