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spring注入Set,List,Properties和Map

2011-08-17 15:57 766 查看

java类:

package hua;

import java.util.ArrayList;
import java.util.Enumeration;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Iterator;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import java.util.Set;

public class DomainTest {
private Set<String> sets = new HashSet<String>();
private List<String> lists = new ArrayList<String>();
private Properties properties = new Properties();
private Map<String, String> maps = new HashMap<String, String>();

public Set<String> getSets() {
return sets;
}

public void setSets(Set<String> sets) {
this.sets = sets;
}

public List<String> getLists() {
return lists;
}

public void setLists(List<String> lists) {
this.lists = lists;
}

public Properties getProperties() {
return properties;
}

public void setProperties(Properties properties) {
this.properties = properties;
}

public Map<String, String> getMaps() {
return maps;
}

public void setMaps(Map<String, String> maps) {
this.maps = maps;
}

@Override
public String toString() {
StringBuffer sb = new StringBuffer();
sb.append("\nSets:\n");
for (Iterator<String> iterator = getSets().iterator(); iterator
.hasNext();) {
sb.append(iterator.next() + "  ");
}
sb.append("\nLists:\n");
for (Iterator<String> iterator = getLists().iterator(); iterator
.hasNext();) {
sb.append(iterator.next() + "  ");
}
sb.append("\nProperties:\n");
for (Enumeration<String> e = (Enumeration<String>) getProperties()
.propertyNames(); e
.hasMoreElements();) {
String key = (String) e.nextElement();
sb.append(key + " : " + getProperties().getProperty(key) + "  ");
}
sb.append("\nMaps:\n");
for (Object o : getMaps().keySet()) {
sb.append(o + " : " + getMaps().get(o) + "  ");
}

return sb.toString();
}

}


spring配置文件:

<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:aop="http://www.springframework.org/schema/aop"
xmlns:tx="http://www.springframework.org/schema/tx"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans-2.5.xsd http://www.springframework.org/schema/aop http://www.springframework.org/schema/aop/spring-aop-2.5.xsd http://www.springframework.org/schema/tx http://www.springframework.org/schema/tx/spring-tx-2.5.xsd"> 
<bean id="domainTest" class="hua.DomainTest">
<property name="sets">
<set>
<value>第一个set</value>
<value>第二个set</value>
<value>第三个set</value>
</set>
</property>
<property name="lists">
<list>
<value>第一个list</value>
<value>第二个list</value>
<value>第三个list</value>
</list>
</property>
<property name="properties">
<props>
<prop key="key1">value1</prop>
<prop key="key2">value2</prop>
<prop key="key3">value3</prop>
</props>
</property>
<property name="maps">
<map>
<entry key="key-1" value="value-1"/>
<entry key="key-2" value="value-2"/>
<entry key="key-3" value="value-3"/>
</map>
</property>
</bean>

</beans>


测试:

public static void main(String[] args) {
ApplicationContext context = new ClassPathXmlApplicationContext(
"appcontext.xml");
DomainTest psb = (DomainTest) context.getBean("domainTest");
System.out.println(psb);
}
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