纯Struts2 AJAX树实现方式及源码(二)

业务处理类：DynamicTreeAction.java

package com.jdframe.sys.biz.org;

import com.jdframe.sys.core.model.User;
import com.jdframe.sys.core.model.tree.AjaxDynamicTreeAction;
 
// TODO: Auto-generated Javadoc
 
/**
 * The Path : com.jdframe.sys.biz.org.DynamicTreeAction.java
 * The   DynamicTreeAction
 * Last-Modified-Time : 2014-2-20 9:55:53
 *
 * @author support@jdframe.com
 * @version  2.0.3.0
 *  http://www.jdframe.com
 * @see 
 */
public class DynamicTreeAction  extends AjaxDynamicTreeAction {
	
	/* (非 Javadoc)
	* 
Title: perform
	* 
Description: 
	* @return
	* @see com.jdframe.sys.core.action.JdframeAction#perform()
	*/
	/* (non-Javadoc)
	 * @see com.jdframe.sys.core.model.tree.AjaxDynamicTreeAction#perform()
	 */
	@Override
	protected String perform() {
		// TODO Auto-generated method stub
		User user = this.getUserProfileFromSession().getUser();
		CategoryImpl cat = new CategoryImpl();
		if(nodeId == null ){
			nodeId = user.getUser_zzjg_dm();
			category = cat.getRootById(nodeId);
		}else{
			category = cat.getById(nodeId);
		}
		
		return SUCCESS;
	}
	
	/**
	 * Select tree node.
	 *
	 * @return the string
	 */
	public String selectTreeNode() {
		// TODO Auto-generated method stub
		//category = OrgCategory.getInstance().getById(nodeId);
		CategoryImpl cat = new CategoryImpl();
		category = cat.getById(nodeId);
		return SUCCESS;
	}

	/* (非 Javadoc)
	* 
Title: validators






	* 
Description: 
	* @see com.jdframe.sys.core.action.JdframeAction#validators()
	*/
	/* (non-Javadoc)
	 * @see com.jdframe.sys.core.model.tree.AjaxDynamicTreeAction#validators()
	 */
	@Override
	protected void validators() {
		// TODO Auto-generated method stub
		
	}

	/* (非 Javadoc)
	* 
Title: initial
	* 
Description: 
	* @return
	* @see com.jdframe.sys.core.action.JdframeAction#initial()
	*/
	/* (non-Javadoc)
	 * @see com.jdframe.sys.core.model.tree.AjaxDynamicTreeAction#initial()
	 */
	@Override
	protected String initial() {
		// TODO Auto-generated method stub
		return null;
	}

}

package com.jdframe.sys.core.model.tree;

import java.util.*;

// TODO: Auto-generated Javadoc
/**
 * The Path : com.jdframe.sys.core.model.Category.java
 * The Class Category.
 * Last-Modified-Time : 2013-12-25 21:32:41
 *
 * @author support@jdframe.com
 * @see
 * @version  2.0.3.0 www.jdframe.com
 */
public abstract class Category {

	/** The id. */
	protected String id;
	
	/** The name. */
	protected String name;
	
	/** The children. */
	protected List children;
	
	/** The cat map. */
	public Category(){}
	 /**
	  * 
	 * Title:  getById
	 * Description: TODO(返回包含下级节点的树，初始化后展开节点时执行，一般情况下id为为当前选中的节点)
	 * @param      
	 * @return  Category  
	 *
	  */
	public  abstract Category getById(String id);
	/**
	 * 
	* Title:  getRootById
	* Description: TODO(返回包含当前节点的树，初始化时执行，一般情况下id为空)
	* @param      
	* @return  Category  
	*
	 */
	public  abstract Category getRootById(String id);

	public String getId() {
		return id;
	}

	public void setId(String id) {
		this.id = id;
	}

	/**
	 * Gets the name.
	 *
	 * @return the name
	 */
	public String getName() {
		return name;
	}

	/**
	 * Sets the name.
	 *
	 * @param name th