messagemanager.java

主要包括有消息的发布、删除、查看消息、查看消息内容、还有一些用户的注册、登录等采用的是struts+hibernate开发

package com.model;
import com.dao.*;
public class MessageManager {

	public Messages getMessageById(int id) {
		Messages message = null;
		MessageDao md = new MessageDaoImple();
	    message = md.getMessageById(id);
		return message;
	}
	
	public Messages getMessageByTitle(String title) {
		Messages message = null;
		MessageDao md = new MessageDaoImple();
		message = md.getMessageByTitle(title);
		return message;
	}
	
	public void deleteMessages(String[] arr) throws NullSelectException{
		
		if(arr == null) throw new NullSelectException();
		MessageDao md = new MessageDaoImple();
		md.deleteMessages(arr);
	}
	
	public void saveMessage(String title, String content, Users user) {
		MessageDao md = new MessageDaoImple();
		md.saveMessage(title, content, user);
	}
	
	public void updateMessage(int id) {
		MessageDao md = new MessageDaoImple();
		md.updateMessage(id);
	}
}