如何在Springboot中利用Bootstrap实现增删改查操作

发布时间：2020-12-21 15:34:16 作者：Leah
来源：亿速云阅读：495

如何在Springboot中利用Bootstrap实现增删改查操作？很多新手对此不是很清楚，为了帮助大家解决这个难题，下面小编将为大家详细讲解，有这方面需求的人可以来学习下，希望你能有所收获。

前端

<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:th="http://www.thymeleaf.org">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <meta http-equiv="X-UA-Compatible" content="ie=edge">
  <title>用户管理</title>
  <link href="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.5.3/css/bootstrap.min.css" rel="external nofollow" rel="stylesheet">

  <style type="text/css">
    .container {
      padding: 20px;
    }

    .search {
      padding-bottom: 20px;
      border-bottom: 1.5px solid #ddd;
    }

    #add {
      margin-right: 5em;
    }

    #search {
      margin-left: 0.5em;
    }

    .pagination {
      display: flex;
      padding-left: 0;
      margin: 20px 0;
      border-radius: 4px;
    }

    .pagination>li:last-child>a, .pagination>li:last-child>span {
      border-top-right-radius: 4px;
      border-bottom-right-radius: 4px;
    }

    .pagination>li:first-child>a, .pagination>li:first-child>span {
      margin-left: 0;
      border-top-left-radius: 4px;
      border-bottom-left-radius: 4px;
    }

    .pagination>.active>a, .pagination>.active>a:focus, .pagination>.active>a:hover, .pagination>.active>span, .pagination>.active>span:focus, .pagination>.active>span:hover {
      z-index: 3;
      color: #fff;
      cursor: default;
      background-color: #337ab7;
      border-color: #337ab7;
    }

    .pagination>li>a, .pagination>li>span {
      position: relative;
      float: left;
      padding: 6px 12px;
      margin-left: -1px;
      line-height: 1.42857143;
      color: #337ab7;
      text-decoration: none;
      background-color: #fff;
      border: 1px solid #ddd;
      cursor: pointer;
    }
  </style>
</head>
<body>
<div class="container">
  <input type="text" id="ctx" hidden="hidden" th:value="${#request.getContextPath()}">
  <div class="search">
    <div class="input-group col-md-8">
      <button class="btn btn-success" type="button" id="add">
        添加
      </button>
      <input class="form-control" type="text" id="username" placeholder="请输入账号，按回车键">
      <span class="input-group-btn">
					<button class="btn btn-primary" type="button" id="search">
																		查询
					</button>
			</span>
    </div>
  </div>

  <div class="row">
    <div class="col-md-12">
      <div class="portlet">
        <div class="category-list">
          <table class="table table-striped table-hover" id="dataTable">
            <thead>
            <tr>
              <th>用户名</th>
              <th>邮箱</th>
              <th>姓名</th>
              <th>创建时间</th>
              <th>操作</th>
            </tr>
            </thead>
            <tbody>
            </tbody>
          </table>
        </div>
      </div>
    </div>
  </div>
  <div class="row">
    <div class="col-md-8" align="center" >
      <!-- 分页控件，标签必须是<ul> -->
      <ul id="pageButton" class="pagination-centered"></ul>
    </div>
  </div>
</div>

<!--编辑框-->
<div class="modal fade" id="modify" tabindex="-1" role="dialog" aria-labelledby="myModalLabel" aria-hidden="true">
  <div class="modal-dialog">
    <div class="modal-content">
      <div class="modal-header">
        <h6 class="modal-title" id="exampleModalLabel">修改用户</h6>
        <button type="button" class="close" data-dismiss="modal" aria-label="Close">
          <span aria-hidden="true">&times;</span>
        </button>
      </div>
      <div class="modal-body">
        <input type="text" id="m_id" hidden="hidden">
        <div class="form-group">
          <label class="control-label" for="m_username">用户名：</label>
          <input type="text" class="form-control" id="m_username" placeholder="">
        </div>
        <div class="form-group">
          <label class="control-label" for="m_email">邮箱：</label>
          <input type="text" class="form-control" id="m_email" placeholder="">
        </div>
        <div class="form-group">
          <label class="control-label" for="m_truename">姓名：</label>
          <input type="text" class="form-control" id="m_truename" placeholder="">
        </div>
      </div>
      <div class="modal-footer">
        <button type="button" class="btn btn-default" data-dismiss="modal">关闭</button>
        <button type="button" class="btn btn-primary" onclick="modify()">提交</button>
      </div>
    </div>
    <!-- /.modal-content -->
  </div>
  <!-- /.modal -->
</div>
<script src="https://cdn.bootcdn.net/ajax/libs/jquery/3.5.1/jquery.min.js"></script>
<script src="https://cdn.bootcdn.net/ajax/libs/twitter-bootstrap/4.5.3/js/bootstrap.min.js"></script>
<script th:src="@{/js/bootstrap-paginator.js}"></script>
<script src="../js/util.js" th:src="@{/js/util.js}"></script>

<script type="text/javascript">
  var ctx = $("#ctx").val();
  $(function () {
    // 查询第一页数据
    getPage(1);
    // 新增
    $("#add").click(function () {
      reset();
      $('#modify').modal('show');
    });

    // 搜索
    $("#search").click(function () {
      getPage(1);
    });

    // 回车触发查询
    $("#username").keyup(function (event) {
      if (event.keyCode == 13) {
        $("#search").trigger("click");
      }
    });
  });

  // 获取指定页码的数据
  function getPage(pageNo) {
    var dataRow = "";
    $.ajax({
        url: ctx + "/user/list",
        type: "post",
        data: {
          "username": $("#username").val(),
          "pageNo": pageNo
        },
        dataType: "json",
        success: function (response) {
          dataRow = "";
          if (response.data.records.length > 0) {
            console.log(111)
            $.each(response.data.records, function (i, r) {
              dataRow += '<tr>'
                + '<td>'
                + r.username
                + '</td>'
                + '<td>'
                + r.email
                + '</td><td>'
                + r.truename + '</td>'
              ;

              dataRow += '<td>' + new Date(r.createTime).Format("yyyy-MM-dd hh:mm:ss") + '</td><td><a href="javascript:remove(' + r.id + ')" rel="external nofollow" >删除' +
                '</a>&nbsp;&nbsp;<a href="javascript:edit(' + r.id + ')" rel="external nofollow" >编辑</a></td></tr>';
            });
          }

          // console.log(dataRow);
          $("#dataTable tbody").empty();
          $("#dataTable tbody").append(dataRow);
          // 分页按钮
          var element = $('#pageButton');
          var options = {
            bootstrapMajorVersion: 4,
            currentPage: pageNo, // 当前页数
            numberOfPages: 5, // 显示按钮的数量
            totalPages: response.data.pages, // 总页数
            itemTexts: function (type, page, current) {
              switch (type) {
                case "first":
                  return "首页";
                case "prev":
                  return "上一页";
                case "next":
                  return "下一页";
                case "last":
                  return "末页";
                case "page":
                  return page;
              }
            },
            // 点击事件，用于通过Ajax来刷新整个list列表
            onPageClicked: function (event, originalEvent, type, page) {
              getPage(page);
            }
          };

          element.bootstrapPaginator(options);
        }
      }
    )
  }

  //删除
  function remove(id) {
    if (confirm("确定删除数据？")) {
      $.ajax({
        type: "POST",
        url: ctx + "/user/remove",
        traditional: true,
        data: {
          id: id
        },
        success: function (data) {
          getPage(1);
        },
        error: function (e) {
          //alert("ERROR: ", e);
          console.log("ERROR: ", e);
        }
      });
    }
  }

  function edit(id) {
    $.ajax({
      url: ctx + "/user/" + id,
      type: "GET",
      success: function (result) {
        if (result.success) {
          //向模态框中传值
          $('#m_id').val(id);
          $('#m_username').val(result.data.username);
          $('#m_email').val(result.data.email);
          $('#m_truename').val(result.data.truename);
        } else {
          alert(result.data.message);
        }
      }
    });

    $('#modify').modal('show');
  }

  //提交修改
  function modify() {
    //获取模态框数据
    var id = $("#m_id").val();
    var username = $("#m_username").val();
    var email = $("#m_email").val();
    var truename = $("#m_truename").val();

    var param = {"id": id, username: username, email: email, truename: truename};

    $.ajax({
      url: ctx + "/user/modify",
      type: "POST",
      contentType: "application/json",
      dataType: "json",
      data: JSON.stringify(param),
      success: function (data) {
        if (data.success) {
          // 清空表单
          reset();
          $('#modify').modal('hide');
          getPage(1);
        } else {
          alert(data.message);
        }
      }
    });
  }
  
  function reset() {
    $("#m_id").val("");
    $("#m_username").val("");
    $("#m_email").val("");
    $("#m_truename").val("");
  }
</script>
</body>
</html>

后端

@RequestMapping("/user")
@Controller
public class UserController {
  @Autowired
  private UserService userService;

  @RequestMapping
  public String user(){
    return "user";
  }

  @GetMapping("/{id}")
  @ResponseBody
  public Result<User> get(@PathVariable Integer id){
    User user = userService.getById(id);

    return ResultUtil.ok(user);
  }

  /**
   * 分页查询
   * @param username
   * @param pageNo
   * @param pageSize
   * @return
   */
  @PostMapping("/list")
  @ResponseBody
  public Result<IPage<User>> list(@RequestParam(value = "username", required = false) String username,
               @RequestParam(defaultValue = "1") Integer pageNo,
               @RequestParam(defaultValue = "10") Integer pageSize){
    // 构造查询条件
    QueryWrapper<User> queryWrapper = new QueryWrapper<>();
    if(!StringUtils.isEmpty(username)){
      queryWrapper.like("username",username);
      queryWrapper.orderByDesc("create_time");
    }
    Page<User> page = new Page<>(pageNo,pageSize);

    IPage<User> result = userService.page(page, queryWrapper);
    // 设置总记录数
    result.setTotal(userService.count(queryWrapper));

    return ResultUtil.ok(result);
  }

  @PostMapping("/add")
  @ResponseBody
  public Result<String> add(@RequestBody User user){
    userService.save(user);

    return ResultUtil.ok("添加成功！");
  }

  @PostMapping("/modify")
  @ResponseBody
  public Result<String> modify(@RequestBody User user){
    userService.saveOrUpdate(user);

    return ResultUtil.ok("修改成功！");
  }

  @PostMapping("/remove")
  @ResponseBody
  public Result<String> remove(@RequestParam Integer id){
    userService.removeById(id);

    return ResultUtil.ok("删除成功！");
  }
}

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如何在Springboot中利用Bootstrap实现增删改查操作

前端

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