ClassPathXmlApplicationContext

Spring 读取配置文件beans.

public class ClassPathimplements BeanFactory{  private Map<String,Object> beans= new HashMap<String, Object>();  //ClassPath  public ClassPaththrows Exception{    SAXBuilder sb = new SAXBuilder();    Document doc = sb.build(this.getClass().getClassLoader().getResourceAsStream("beans.));    Element root = doc.getRootElement();    List list = root.getChildren("bean");    for(int i=0;i<list.size();i++){      Element element = (Element) list.get(i);      String id=element.getAttributeValue("id");      String clazz = element.getAttributeValue("class");      //使用反射生成类的对象      Object o = Class.forName(clazz).newInstance();      System.out.println(id);      System.out.println(clazz);      beans.put(id, o);    }  }  @Override  public Object getBean(String id) {    return beans.get(id);  }

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原标题：ClassPathXmlApplicationContext

关键词：xml