resourcetree.java

企业进销存源码

package com.common.resource;

import java.util.*;

import com.business.*;
import com.web.util.*;

/**
 * 
 *
 * 资源树型结构类，继承树型结构抽象类Tree
 */
public class ResourceTree extends Tree{	
	
	private static ResourceTree _rTree = null;
	private ResourceTree(){
		setTreeName("工业进销存管理系统");
		setTreeNodeValue();
	}
	synchronized public static ResourceTree getInstance(){
		if(_rTree!=null){	
			return _rTree;
		}else{
			System.out.println(">>>>>>>>>>>创建新的资源树");
			_rTree = new ResourceTree();	
			return new ResourceTree();			 
		}
		 
	}
	
	public void clearTree(){
		_rTree = null;
	}
	
	public void setTreeNodeValue(){
		ResourceBusiness bs = new ResourceBusiness();
		List list = bs.getFirstResList();
		treeNode = new ResourceTreeNode[list.size()];
		for(int i=0;i<treeNode.length;i++){
			
			Map map = (Map)list.get(i);
			treeNode[i] = new ResourceTreeNode();
			
			ResourceTreeNodeValue resTreeNodeValue = new ResourceTreeNodeValue();
			resTreeNodeValue.setNode_code(WebTools.showEx(map.get("RESID")));
			resTreeNodeValue.setNode_text(WebTools.showEx(map.get("RESNAME")));
			resTreeNodeValue.setUrl(WebTools.showEx(map.get("RESURL")));
			treeNode[i].setTreeNodeValue(resTreeNodeValue);			
			treeNode[i].setChildNodeValue(treeNode[i]);
		}
	}	
	
	public static TreeNode[] getRoleIndexOfTree(String aRole_id,TreeNode[] aTreeNode){
		TreeNode[] result=null;
		RoleResBusiness bs = new RoleResBusiness();
		if(aTreeNode!=null){
			int count=0;
			for(int i=0;i<aTreeNode.length;i++){				
				ResourceTreeNodeValue item=(ResourceTreeNodeValue)aTreeNode[i].getTreeNodeValue();
				List listRole = bs.getRoleListByResId(item.getNode_code());
				if(listRole!=null){
					for(int j=0;j<listRole.size();j++){
						Map map = (Map)listRole.get(j);						
					
						if(aRole_id.equals(WebTools.showEx(map.get("ROLEID")))){
							count++;
							break;
						}
					}
				}
			}
			int k=0;
			result=new TreeNode[count];
			System.out.println(count);
			for(int i=0;i<aTreeNode.length;i++){
				ResourceTreeNodeValue item=(ResourceTreeNodeValue)aTreeNode[i].getTreeNodeValue();
				List listRole = bs.getRoleListByResId(item.getNode_code());
					for(int j=0;j<listRole.size();j++){
						Map map = (Map)listRole.get(j);			
						if(aRole_id.equals(WebTools.showEx(map.get("ROLEID")))){
							result[k]=new ResourceTreeNode();
							result[k].setTreeNodeValue(aTreeNode[i].getTreeNodeValue());
							result[k].setChildNode(ResourceTree.getRoleIndexOfTree(aRole_id,aTreeNode[i].getChildNode()));
							k++;
							break;
						}
					}
			}	
		}
		return result;
	}
}