friendlinkbean.java

这是一个内容管理系统（CMS）以MVC方式写出,没有使用框架

package Bean;

import java.util.Hashtable;

public class FriendLinkBean {
	private int id;
	private String linkname="";
	private String linkpath="http://";
	private String imgpath="";
	
	private Hashtable<String, String> errors=new Hashtable<String, String>();
	
	public int getId(){
		return id;
	}
	public void setId(int id) {
		this.id = id;
		db.DB dt=new db.DB();
		if(dt.executeQuery("select * from friendLink where Id="+id))
			return;
		linkname=dt.getString("LinkName");
		linkpath=dt.getString("LinkPath");
		imgpath=dt.getString("ImgPath");
	}
	public String getImgpath(){
		return imgpath;
	}
	public void setImgpath(String imgpath) {
		this.imgpath = imgpath;
	}
	public String getLinkname() {
		return linkname;
	}
	public void setLinkname(String linkname) {
		this.linkname = linkname;
	}
	public String getLinkpath() {
		return linkpath;
	}
	public void setLinkpath(String linkpath) {
		this.linkpath = linkpath;
	}
	public boolean validata(){//判断数据的正确性
		boolean allok=true;
		if(linkname.trim().equals("")){
			errors.put("linkname", "链接名不能为空！");
			allok=false;
		}
		if(linkpath.trim().equals("")){
			errors.put("linkpath", "链接地址不能为空！");
			allok=false;
		}
		return allok;
	}
	public String getErrorMsg(String err){
		String err_msg=(String)errors.get(err);
		return (err_msg==null)?"":err_msg;
	}
}