Java Web 基于Spring Struts Hibernate 轻量级架构开发基础

package test; import java.util.Collection; import java.util.Hashtable; import java.util.Iterator; import java.util.Map; import java.util.Set; import org.springframework.context.ApplicationContext; import org.springframework.context.support.FileSystemXmlApplicationContext; //测试属性值的注入 public class TestClient { // 输出collection里面的元素 private static void listCollection(Collection<String> collection){ for (Iterator iter = collection.iterator(); iter.hasNext();) { String element = (String) iter.next(); System.out.println(element); } } //输出Map类型的值 private static void listMap(Map map){ Set keys=map.keySet(); for (Iterator iter = keys.iterator(); iter.hasNext();) { String key = (String) iter.next(); String value=(String)map.get(key); System.out.println("键："+key+" 值："+value); } } public static void main(String[] args) { //取得配置信息 ApplicationContext appContext=new FileSystemXmlApplicationContext("src/applicationContext.xml"); //取得Bean HelloWorld hw=(HelloWorld)appContext.getBean("hello"); //取得各种集合并输出其结果 //取得List对象 System.out.println("list的值："); listCollection(hw.getAlist()); //取得Set对象 System.out.println("Set的值："); listCollection(hw.getASet()); //取得Map对象 System.out.println("Map的值:"); listMap(hw.getAMap()); //取得Properties对象 System.out.println("Prop的值："); //Properties这个类是实现了Map接口的，所以可以向上映射。 listMap(hw.getAProperty()); } }