bluetreefactory.java

一款功能强大的树状菜单

package blue.lip.tags;
/**
 * Author：李鹏
 * CreateDate：2006-11-15
 * Modifier：李鹏
 * ModifyDate：2006-11-15
 * Version:1.0
 * Copyright(c)2006 李鹏
 * All right reserved.
 */

/**
 * 树标签节点读取类工厂
 */

public class BlueTreeFactory {
  /**
   * 创建BlueTreeInterFace接口的实现对象
   * @param className 实现类的名字
   * @return 返回一个实现类的实例
   * @throws java.lang.Exception 创建对象失败抛出一个异常
   */
  public BlueTreeInterFace create(String className) throws Exception{
    BlueTreeInterFace tree=null;

    try {
      tree = (BlueTreeInterFace) Class.forName(className).newInstance();
    }
    catch (ClassNotFoundException ex) {
      throw ex;
    }
    catch (IllegalAccessException ex) {
      throw ex;
    }
    catch (InstantiationException ex) {
      throw ex;
    }
    catch (Exception ex){
      throw ex;
    }

    return tree;
  }
}