• springboot实现文件的上传


    第一步编写上传的前段页面

    <div>
        <button type="button" class="btn btn-primary" ng-click="openAddModal()" data-toggle="modal"
            data-target="#documentOprModal" style="margin-left: 10px;float:left">
           单个文件上传
        </button>
    </div>
      
    <!-- 点击单个文件上传弹出的模态框 -->
    <div class="modal fade" id="documentOprModal" tabindex="-1" role="dialog" aria-labelledby="myModalLabel"
    data-backdrop="static" data-keyboard="false">
        <div class="modal-dialog modal-lg" role="document" style=" 600px;">
            <div class="modal-content">
                <div class="modal-header">
                    <button type="button" class="close" data-dismiss="modal" aria-label="Close"><span
                            aria-hidden="true">&times;</span></button>
                    <h4 class="modal-title" id="myModalLabel"> 文档入库</h4>
                </div>
                <div class="modal-body">
                    <!--开发-->
                    <form name="docForm" id="docForm">
                        <div class="form-group">
                            <label for="jhText">井号:</label>
                            <input type="text" class="form-control" id="jhText" ng-model="document.jh">
                        </div>
                        <!-- 作者 -->
                        <div class="form-group">
                            <label for="authorText">作者:</label>
                            <input type="text" class="form-control" id="authorText" ng-model="document.author">
                        </div>
                        <!-- 单位 -->
                        <div class="form-group">
                            <label for="unitText">单位:</label>
                            <input type="text" class="form-control" id="unitText" ng-model="document.unit">
                        </div>
                        <!-- 日期 -->
                        <div class="form-group">
                            <label for="writeDate">写作日期:</label>
                            <input type="date" class="form-control" id="writeDate" ng-model="document.writeDate">
                        </div>
                        <!-- 简介 -->
                        <div class="form-group">
                            <label for="introductionTextArea">简介:</label>
                            <textarea class="form-control" id="introductionTextArea" ng-model="document.introduction"
                                rows="5" cols="60"></textarea>
                        </div>
                        <!-- 可能的查询关键字 -->
                        <div class="form-group">
                            <label for="keyPackageTextArea">可能的查询关键字:</label>
                            <textarea class="form-control" id="keyPackageTextArea" ng-model="document.keyPackage" rows="5"
                                cols="60"></textarea>
                        </div>
                        <!-- 文件 -->
                        <div class="form-group">
                            <div id="inputContent">
                                <input id="importFile" type="file" name="file" class="file-loading">
                            </div>
                        </div>
                    </form>
                </div>
                <div class="modal-footer">
                    <button type="button" class="btn btn-primary" ng-click="submitFileInfo()">
                        <i class="fa fa-check"></i>保存
                    </button>
                    <button type="button" class="btn btn-default" data-dismiss="modal" style="margin: 0px 20px;">
                        <i class="fa fa-ban"></i>取消
                    </button>
                </div>
            </div>
        </div>
    </div>

    第二步写对应的js页面

    /**
     * @Name:historyStorageCtrl,井史数据入库
     * @Date:2019-06-19
     * @Author:huofenwei
     */
    (function (angular) {
        'use strict';
        angular.module('Lujing').controller('historyStorageCtrl', ['$scope', '$http', 'ToastService', '$compile', '$timeout', 'HttpService','$filter',
        function ($scope, $http, ToastService, $compile, $timeout, HttpService,$filter)  {
            $scope.fileInvalid = false;
    
            var $fileInput = initFileInput("importFile", '/server/search/upload');
    
            /**
             *初始化文件上传
             */
            function initFileInput(ctrlName, uploadUrl) {
                var control = $('#' + ctrlName);
                control.fileinput({
                    language: 'zh',
                    uploadUrl: uploadUrl, //上传的地址
                    allowedFileExtensions: ['doc', 'docx', 'xls', 'xlsx', 'ppt', 'pptx', 'pdf', 'mp4', 'avi','wmv','asf','asx','rm','rmvb','3gp','mov','m4v','dat','mkv','flv','vob'],
                    showUpload: true, //是否显示上传按钮
                    showCaption: true, //是否显示标题
                    showPreview: false, //是否显示预览区域
                    browseClass: "btn btn-primary", //按钮样式
                    previewFileIcon: "<i class='glyphicon glyphicon-king'></i>",
                }).on('fileuploaderror', fileuploaderror).on("fileuploaded", function (event, data, previewId, index) {
                    // console.log(data);.on('fileselect', fileselect)
                    $scope.$apply(function () {
                        $scope.fileId = data.response.fileId; // 未执行
                        $scope.document.fileName = data.files[0].name;
                    });
    
                }).on("filecleared", function (event, data, msg) {
                    $scope.$apply(function () {
                        $scope.fileInvalid = false;
                    });
                });
                return control;
            }
    
            /**
             * 清空输入框
             */
            function importClearFunc() {
                if ($fileInput)
                    $fileInput.fileinput('clear');
                $scope.fileInvalid = false;
            }
    
            
    
            /**
             *    文件上传错误
             **/
            function fileuploaderror(event, data, msg) {
                $scope.fileInvalid = true;
                $scope.$apply();
                $('.modal-body .kv-upload-progress').css('display', 'none');
                if (!(data.jqXHR.responseJSON)) { //文件类型验证错误
                    $('#fileError').html(msg);
                } else { //上传错误
                    console.log(data);
                    var statusCode = data.jqXHR.responseJSON.message;
                    var errorMsg = HTTP_ERROR_MAP['' + statusCode];
                    $('#fileError').html(errorMsg);
                }
            }
    
            
            /**
             * add 打开添加模态框
             */
            $scope.openAddModal = function () {
                $scope.document = {};
                $scope.document.classificationId = 1;
                $scope.document.starGrade = 5;
                $timeout(importClearFunc);
                // openModeldialog();
            };
                     
    
            /**
             * 表单验证
             * @returns {boolean}
             */
            function formVlidate() {
                if (!$scope.document.introduction) {
                    return false;
                }
                if (!$scope.document.keyPackage) {
                    return false;
                }
                return true;
            }
    
            /**
             * 提交表单信息
             */
            $scope.submitFileInfo = function () {
                if (!$scope.fileId) {
                    // ToastService.alert("提示", "先上传文件,再提交表单", "info");
                    console.error("先上传文件,再提交表单");
                    return;
                }
                if (!formVlidate()) {
                    // ToastService.alert("提示", "请填充表单", "info");
                    console.error("请填充表单");
                    return;
                } 
                $scope.params = {
                    'introduction': $scope.document.introduction,//简介
                    'keyPackage': $scope.document.keyPackage,//可能查询的关键字
                    'starGrade': $scope.document.starGrade,//星级
                    'classificationId': $scope.document.classificationId,//文件的id
                    'filePath': $scope.fileId,//文件的路径
                    'docName': $scope.document.fileName,//文件的名字
                    'author':$scope.document.author,
                    'unit':$scope.document.unit,
                    'writeDate':$scope.document.writeDate?$scope.document.writeDate.format("yyyy-MM-dd hh:mm:ss"):$scope.document.writeDate,
                    'jh': $scope.document.jh,
                    'id': $scope.document.id
                };
                HttpService.post("/server/search/submit", $scope.params).then(function (data) {
                    $('#documentOprModal').modal('hide');
                   // $("#contTable").bootstrapTable('refresh');
                    console.error("提交文件信息成功");
                }, function (response) {
                    // ToastService.alert("提示", "提交文件信息出错", "warning");
                    console.error("提交文件信息出错");
                });
            }
    
    
           
        }
    ])
    
    })(angular);

    第三部编写后台上传文件和提交表单的代码

    package com.shiwen.yitihui.server.controller;
    
    import java.io.File;
    import java.util.Date;
    import java.util.HashMap;
    import java.util.Map;
    import java.util.UUID;
    
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.web.bind.annotation.PostMapping;
    import org.springframework.web.bind.annotation.RequestBody;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RestController;
    import org.springframework.web.multipart.MultipartFile;
    
    import com.shiwen.yitihui.common.Snowflake;
    import com.shiwen.yitihui.domain.DocClassification;
    import com.shiwen.yitihui.domain.DocType;
    import com.shiwen.yitihui.domain.DocumentFile;
    import com.shiwen.yitihui.domain.FileEntity;
    import com.shiwen.yitihui.server.service.DocumentFileService;
    
    /**
    * @author wangjie:
    * @version 创建时间:2019年8月26日 上午11:54:22
    * @Description 类描述:
    */
    @RestController
    @RequestMapping("/search")
    public class UploadFileController {
    	
    	@Autowired
    	private DocumentFileService dfservice;
    	
    	private String uploadPath="E://file";
    	
    	/**
    	 * 上传文件
    	 * @param file
    	 * @return
    	 */
    	@PostMapping("/upload")
    	public Map<String, Object> uploadFile(MultipartFile file){
    		Map<String, Object> map = new HashMap<String, Object>();
    		try {
                //文件的对象
    			FileEntity fEntity = new FileEntity();
    			String uuid = UUID.randomUUID().toString();
    			//文件的id
    			fEntity.setId(uuid.replaceAll("-", ""));//String.valueOf(Snowflake.getNextKey()));
    			//文件的名字
    			fEntity.setFileName(file.getOriginalFilename());
    			//上传文件的时间
    			fEntity.setUploadTime(new Date());
    			//上传者
    			fEntity.setUploadBy("admin");
    			//文件的后缀
    			String suffix = fEntity.getFileName().substring(fEntity.getFileName().indexOf("."));
    			//文件存放的完整路径
    			fEntity.setFinePathName(uploadPath + File.separator + fEntity.getId() + suffix);
    			//文件的类型
    			fEntity.setDocType(new DocType());
    			//设置文件的类型
    			fEntity.getDocType().setId(getDocTypeId(fEntity.getFileName()));
    			//创建文件的对象
    			File newFile = new File(fEntity.getFinePathName());
    			//上传文件
    			file.transferTo(newFile);
    			map.put("result", "success");
    			map.put("fileId", fEntity.getId());
    		}catch(Exception e) {
    //			e.printStackTrace();
    			map.put("result", "fail");
    		}
    		return map;
    		
    	}
    	
    	/**
    	 * 提交表单
    	 * @param df
    	 * @return
    	 */
    	@PostMapping("/submit")
    	public Map<String, Object> submitFileInfo(@RequestBody DocumentFile df) {
    		Map<String, Object> map = new HashMap<String, Object>();
    		try {
    			if (df.getId() == null || df.getId().isEmpty() || df.getId() == "") {
    				df.setId(String.valueOf(Snowflake.getNextKey()));
    			}
    			String suffix = df.getDocName().substring(df.getDocName().indexOf("."));
    			df.setFilePath(uploadPath + File.separator + df.getFilePath() + suffix);
    			df.setUploadBy("admin");// 用户名称 df.setUploadTime(new java.util.Date());
    			df.setUploadTime(new Date());
    			df.setDownloadNumber(0L);
    			df.setHeat(0L);
    			df.setRelated(20);
    			df.setDocType(new DocType());
    			df.getDocType().setId(getDocTypeId(suffix));
    			df.setClassification(new DocClassification());
    			df.getClassification().setId(df.getClassificationId());
    			dfservice.save(df);
    			map.put("result", "success");
    		} catch (Exception e) {
    			//e.printStackTrace();
    		    map.put("result", "fail");
    		}
    		return map;
    	}
    	
    	
    	
    	private Integer getDocTypeId(String fileName) {
    		if (fileName.contains(".doc")) {
    			return 1;
    		} else if (fileName.contains(".xls")) {
    			return 2;
    		} else if (fileName.contains(".pdf")) {
    			return 3;
    		} else if (fileName.contains(".ppt")) {
    			return 4;
    		}else {
    			return 5;
    		}
    	}
    }
    
    小蘑菇
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  • 原文地址:https://www.cnblogs.com/wang66a/p/12069302.html
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