notemessoperimp.java

来自「jaguey,网上的一个朋友给我的」· Java 代码 · 共 114 行

package net.javapassion.jaguey.service.imp;

import java.util.List;
import java.util.Date;
import java.util.Iterator;
import net.javapassion.jaguey.core.Log;
import net.javapassion.jaguey.util.DateUtil;
import net.javapassion.jaguey.domain.NoteMess;
import net.javapassion.jaguey.dao.NoteMessDao;
import net.javapassion.jaguey.service.NoteMessOper;

//版本: JagueyBBS 1.1
//功能: 论坛发布信息业务逻辑实现
//作者: 赵程佳
//时间: 2006-02-10 16:55:13

public class NoteMessOperImp implements NoteMessOper {
	private NoteMessDao noteMessDao;
	
	//保存发布信息
	public String saveNoteMess(NoteMess noteMess) {
		try {
			this.noteMessDao.saveNoteMess(noteMess);
			return "success";
		} catch (Exception ex) {
			Log.error(ex.getMessage(), ex);
			return "failed";
		}
	}
	
	//删除发布信息
	public String deleteNoteMess(String mesId) {
		try {
			NoteMess noteMess = this.noteMessDao.getNoteMessById(mesId);
			if (noteMess != null) {
				this.noteMessDao.deleteNoteMess(noteMess);
				return "success";
			} else {
				return "can't find data";
			}
		} catch (Exception ex) {
			Log.error(ex.getMessage(), ex);
			return "failed";
		}
	}
	
	//获取全部发布信息
	public List getNoteMesses() {
		try {
			return this.noteMessDao.getNoteMesses();
		} catch (Exception ex) {
			Log.error(ex.getMessage(), ex);
			return null;
		}
	}
	
	//通过编号获取发布信息
	public NoteMess getNoteMessById(String mesId) {
		try {
			NoteMess noteMess = this.noteMessDao.getNoteMessById(mesId);
			if (noteMess != null) {
				return noteMess;
			} else {
				Log.warn("Use mesId can't find NoteMess!");
				return null;
			}
		} catch (Exception ex) {
			Log.error(ex.getMessage(), ex);
			return null;
		}
	}
	
	//创建发布信息编号
	public String makeMessId() {
		String messId = "";
		try {
			List list = this.noteMessDao.getNoteMessByLikeId(DateUtil.formatDate7(new Date()));
			if (list.size() == 0) {
				return DateUtil.formatDate7(new Date()) + "0001";
			} else {
				Iterator it = list.iterator();
				int i = 1;
				while (it.hasNext()) {
					if (i == list.size()) {
						NoteMess noteMess = (NoteMess) it.next();
						messId = String.valueOf(Integer.parseInt(noteMess.getMesId().substring(6)) + 1);
						if (Integer.parseInt(messId) != 10000) {
							switch (messId.length()) {
								case 1 : messId = "000" + messId; break;
								case 2 : messId = "00" + messId; break;
								case 3 : messId = "0" + messId; break;
							}
						} else {
							Log.info("The messId have already exceed to allow max quantity!");
							messId = "0000";
						}
					} else {
						i++;
						continue;
					}
				}
				return DateUtil.formatDate7(new Date()) + messId;
			}
		} catch (Exception ex) {
			Log.error(ex.getMessage(), ex);
			return "";
		}
	}
	
	public void setNoteMessDao(NoteMessDao noteMessDao) {
		this.noteMessDao = noteMessDao;
	}
}