utils.java

三层架构实现左侧菜单

package welltree;

import java.util.Vector;

public class Utils {


	public static Vector parseVector(Vector v,String lx){
		Vector v_out=new Vector();
		WellTreeBean tree=new WellTreeBean();
		for(int i=0;i<v.size();i++){
			tree=(WellTreeBean)v.get(i);
			if(lx.equalsIgnoreCase("yt")){
				if(!v_out.contains(tree.getYt()))
					v_out.add(tree.getYt());
			}else if(lx.equalsIgnoreCase("yt_qk")){
				String yt_qk=tree.getYt()+"油田_"+tree.getQk()+"区块";
				if(!v_out.contains(yt_qk))
					v_out.add(yt_qk);
			}
		}
		return v_out;
	}
	
	public static void main(String[] args) {
		
		WellTreeDAO dao=new WellTreeDAO();
		String dbpath="C:\\Program Files\\Apache Software Foundation\\Tomcat 5.0\\webapps\\tree\\db\\tree.mdb";
		Vector v=dao.getObjects(dbpath);
		System.out.println(parseVector(v,"yt"));		
	}

}