开发环境
项目编号:Java+MySQL ssm274英语单词学习网站#毕业设计
开发语言:Java
开发工具:IDEA /Eclipse
数据库:MYSQL5.7
应用服务:Tomcat7/Tomcat8
使用框架:ssm+vue
项目介绍
随着科技的飞速发展,计算机已经广泛的应用于各行各业当中,而且日趋普及。在各个领域内,计算机的应用已经十分广泛,各种智能设备都与计算机紧密结合在一起,主要应用于两个方面:一是以设备为主。另一种是软件的建设,以提高英语单词学习网站的形象。
本文研究的英语单词学习网站基于当前较为流行的B/S结构,采用Java技术和MYSQL数据库进行开发设计。通过本系统,实现了不同权限的用户登录,包括用户和管理员。管理员:首页、个人中心、用户管理、每日任务管理、词汇单词管理、试卷管理、试题管理、交流论坛、系统管理、考试管理。用户:首页、个人中心、每日任务管理、我的收藏管理、考试管理,前台首页;首页、词汇单词、交流论坛、试卷列表、系统公告、个人中心、后台管理、客服等功能。本系统经过测试,运行效果稳定,操作方便、快捷,是一个功能全面、实用性好、安全性高,并具有良好的可扩展性、可维护性的英语单词学习网站。
系统截图
关键代码
package com.controller;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Calendar;
import java.util.Map;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Date;
import java.util.List;
import javax.servlet.http.HttpServletRequest;
import com.utils.ValidatorUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;
import com.baomidou.mybatisplus.mapper.EntityWrapper;
import com.baomidou.mybatisplus.mapper.Wrapper;
import com.annotation.IgnoreAuth;
import com.entity.CihuidanciEntity;
import com.entity.view.CihuidanciView;
import com.service.CihuidanciService;
import com.service.TokenService;
import com.utils.PageUtils;
import com.utils.R;
import com.utils.MD5Util;
import com.utils.MPUtil;
import com.utils.CommonUtil;
/**
* 词汇单词
* 后端接口
* @author
* @email
* @date 2021-01-30 13:20:35
*/
@RestController
@RequestMapping("/cihuidanci")
public class CihuidanciController {
@Autowired
private CihuidanciService cihuidanciService;
/**
* 后端列表
*/
@RequestMapping("/page")
public R page(@RequestParam Map<String, Object> params,CihuidanciEntity cihuidanci, HttpServletRequest request){
EntityWrapper<CihuidanciEntity> ew = new EntityWrapper<CihuidanciEntity>();
PageUtils page = cihuidanciService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, cihuidanci), params), params));
return R.ok().put("data", page);
}
/**
* 前端列表
*/
@IgnoreAuth
@RequestMapping("/list")
public R list(@RequestParam Map<String, Object> params,CihuidanciEntity cihuidanci, HttpServletRequest request){
EntityWrapper<CihuidanciEntity> ew = new EntityWrapper<CihuidanciEntity>();
PageUtils page = cihuidanciService.queryPage(params, MPUtil.sort(MPUtil.between(MPUtil.likeOrEq(ew, cihuidanci), params), params));
return R.ok().put("data", page);
}
/**
* 列表
*/
@RequestMapping("/lists")
public R list( CihuidanciEntity cihuidanci){
EntityWrapper<CihuidanciEntity> ew = new EntityWrapper<CihuidanciEntity>();
ew.allEq(MPUtil.allEQMapPre( cihuidanci, "cihuidanci"));
return R.ok().put("data", cihuidanciService.selectListView(ew));
}
/**
* 查询
*/
@RequestMapping("/query")
public R query(CihuidanciEntity cihuidanci){
EntityWrapper< CihuidanciEntity> ew = new EntityWrapper< CihuidanciEntity>();
ew.allEq(MPUtil.allEQMapPre( cihuidanci, "cihuidanci"));
CihuidanciView cihuidanciView = cihuidanciService.selectView(ew);
return R.ok("查询词汇单词成功").put("data", cihuidanciView);
}
/**
* 后端详情
*/
@RequestMapping("/info/{id}")
public R info(@PathVariable("id") Long id){
CihuidanciEntity cihuidanci = cihuidanciService.selectById(id);
return R.ok().put("data", cihuidanci);
}
/**
* 前端详情
*/
@IgnoreAuth
@RequestMapping("/detail/{id}")
public R detail(@PathVariable("id") Long id){
CihuidanciEntity cihuidanci = cihuidanciService.selectById(id);
return R.ok().put("data", cihuidanci);
}
/**
* 赞或踩
*/
@RequestMapping("/thumbsup/{id}")
public R thumbsup(@PathVariable("id") String id,String type){
CihuidanciEntity cihuidanci = cihuidanciService.selectById(id);
if(type.equals("1")) {
cihuidanci.setThumbsupnum(cihuidanci.getThumbsupnum()+1);
} else {
cihuidanci.setCrazilynum(cihuidanci.getCrazilynum()+1);
}
cihuidanciService.updateById(cihuidanci);
return R.ok();
}
/**
* 后端保存
*/
@RequestMapping("/save")
public R save(@RequestBody CihuidanciEntity cihuidanci, HttpServletRequest request){
cihuidanci.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
//ValidatorUtils.validateEntity(cihuidanci);
cihuidanciService.insert(cihuidanci);
return R.ok();
}
/**
* 前端保存
*/
@RequestMapping("/add")
public R add(@RequestBody CihuidanciEntity cihuidanci, HttpServletRequest request){
cihuidanci.setId(new Date().getTime()+new Double(Math.floor(Math.random()*1000)).longValue());
//ValidatorUtils.validateEntity(cihuidanci);
cihuidanciService.insert(cihuidanci);
return R.ok();
}
/**
* 修改
*/
@RequestMapping("/update")
public R update(@RequestBody CihuidanciEntity cihuidanci, HttpServletRequest request){
//ValidatorUtils.validateEntity(cihuidanci);
cihuidanciService.updateById(cihuidanci);//全部更新
return R.ok();
}
/**
* 删除
*/
@RequestMapping("/delete")
public R delete(@RequestBody Long[] ids){
cihuidanciService.deleteBatchIds(Arrays.asList(ids));
return R.ok();
}
/**
* 提醒接口
*/
@RequestMapping("/remind/{columnName}/{type}")
public R remindCount(@PathVariable("columnName") String columnName, HttpServletRequest request,
@PathVariable("type") String type,@RequestParam Map<String, Object> map) {
map.put("column", columnName);
map.put("type", type);
if(type.equals("2")) {
SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
Calendar c = Calendar.getInstance();
Date remindStartDate = null;
Date remindEndDate = null;
if(map.get("remindstart")!=null) {
Integer remindStart = Integer.parseInt(map.get("remindstart").toString());
c.setTime(new Date());
c.add(Calendar.DAY_OF_MONTH,remindStart);
remindStartDate = c.getTime();
map.put("remindstart", sdf.format(remindStartDate));
}
if(map.get("remindend")!=null) {
Integer remindEnd = Integer.parseInt(map.get("remindend").toString());
c.setTime(new Date());
c.add(Calendar.DAY_OF_MONTH,remindEnd);
remindEndDate = c.getTime();
map.put("remindend", sdf.format(remindEndDate));
}
}
Wrapper<CihuidanciEntity> wrapper = new EntityWrapper<CihuidanciEntity>();
if(map.get("remindstart")!=null) {
wrapper.ge(columnName, map.get("remindstart"));
}
if(map.get("remindend")!=null) {
wrapper.le(columnName, map.get("remindend"));
}
int count = cihuidanciService.selectCount(wrapper);
return R.ok().put("count", count);
}
}