friendjsp.java

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/* 
 * Created on 2007-5-5
 * Last modified on 2007-5-5
 * Powered by YeQiangWei.com
 */
package com.yeqiangwei.club.view.jsp;

import java.util.List;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.yeqiangwei.club.param.FriendParameter;
import com.yeqiangwei.club.service.ServiceLocator;
import com.yeqiangwei.club.service.ServiceWrapper;
import com.yeqiangwei.club.service.model.FriendLastPost;
import com.yeqiangwei.club.service.model.FriendModel;
import com.yeqiangwei.club.service.user.FriendService;
import com.yeqiangwei.club.service.user.UserLogin;
import com.yeqiangwei.club.util.BeanLocator;
import com.yeqiangwei.club.util.BeanUtils;
import com.yeqiangwei.club.view.model.FriendLastPostView;
import com.yeqiangwei.club.view.model.FriendView;
import com.yeqiangwei.util.ParamUtils;
import com.yeqiangwei.util.Validator;

public class FriendJsp extends BaseJsp{
	
	public FriendJsp(HttpServletRequest request, HttpServletResponse response) {
		super(request, response);
	}

	private String pagination = "";

	public String getPagination() {
		return pagination;
	}

	public void setPagination(String pagination) {
		this.pagination = pagination;
	}
	
	public List<FriendLastPostView> findLastPost(int rows, boolean isTopic){
		List<FriendLastPost> mlist = this.getFriendService().findLastPost(
				UserLogin.getUserId(request),3,rows,isTopic);
		List<FriendLastPostView> list = BeanUtils.copyList(mlist,BeanLocator.FRIENDLASTPOSTVIEW);
		return list;
	}
	
	public List<FriendView> findByFriendUserId(int rows){
		FriendParameter param = new FriendParameter();
		param.setPage(1);
		param.setRows(rows);
		param.setOrderBy(null); //按关系值倒序排列
		param.setFriendUserId(UserLogin.getUserId(request));
		param.setMyUserId(null);
		List<FriendModel> mlist = this.getFriendService().findByParameter(param);
		if(!Validator.isEmpty(mlist)){
			List<FriendView> list = BeanUtils.copyList(mlist,BeanLocator.FRIENDVIEW);
			return list;
		}else{
			return null;
		}
	}
	
	public List<FriendView> findBestFriendByMyUserId(int rows){
		FriendParameter param = new FriendParameter();
		param.setPage(1);
		param.setRows(rows);
		param.setOrderBy((byte)3); //按关系值倒序排列
		param.setMyUserId(UserLogin.getUserId(request));
		List<FriendModel> mlist = this.getFriendService().findByParameter(param);
		List<FriendView> list = BeanUtils.copyList(mlist,BeanLocator.FRIENDVIEW);
		return list;	
	}
	
	public List<FriendView> findByMyUserId(int rows){
		int userId = ParamUtils.getIntParameter(request,"userId",0);
		if(userId==0){
			userId = UserLogin.getUserId(request);
		}
		int page = ParamUtils.getIntParameter(request,"page",1);
		FriendParameter param = new FriendParameter();
		param.setPage(page);
		param.setRows(rows);
		param.setMyUserId(userId);
		List<FriendModel> mlist = this.getFriendService().findByParameter(param);
		List<FriendView> list = BeanUtils.copyList(mlist,BeanLocator.FRIENDVIEW);
		return list;
		/*
		 * 限制了上限为50位好友，因此分页暂不启用。
		 */
		//long total = this.getFriendService().countByParameter(param);
		//StringBuffer url = new StringBuffer();
		//url.append("friend.jsp?page=");
		//this.setPagination(com.yeqiangwei.html.OutPrint.pagination(page, rows, total, url.toString(),5));	 
		
	}
	
	public FriendService getFriendService() {
		return ServiceWrapper.<FriendService>getSingletonInstance(ServiceLocator.FRIEND);
	}
}