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main.css
* {
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
box-sizing: border-box;
}
body {
margin: 0;
padding: 0;
font-weight: 400;
font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
font-size: 1rem;
line-height: 1.58;
color: #333;
background-color: #f4f4f4;
}
body:before {
height: 50%;
width: 100%;
position: absolute;
top: 0;
left: 0;
background: #128ff2;
content: "";
z-index: 0;
}
.clearfix:after {
display: block;
content: "";
clear: both;
}
h1, h2, h3, h4, h5, h6 {
margin-top: 20px;
margin-bottom: 20px;
}
h1 {
font-size: 1.7em;
}
a {
color: #128ff2;
}
button {
box-shadow: none;
border: 1px solid transparent;
font-size: 14px;
outline: none;
line-height: 100%;
white-space: nowrap;
vertical-align: middle;
padding: 0.6rem 1rem;
border-radius: 2px;
transition: all 0.2s ease-in-out;
cursor: pointer;
min-height: 38px;
}
button.primary {
background-color: #128ff2;
box-shadow: 0 2px 2px 0 rgba(0, 0, 0, 0.12);
color: #fff;
}
input {
font-size: 1rem;
}
input[type="file"] {
border: 1px solid #128ff2;
padding: 6px;
max-width: 100%;
}
.file-input {
width: 100%;
}
.submit-btn {
display: block;
margin-top: 15px;
min-width: 100px;
}
@media screen and (min-width: 500px) {
.file-input {
width: calc(100% - 115px);
}
.submit-btn {
display: inline-block;
margin-top: 0;
margin-left: 10px;
}
}
.upload-container {
max-width: 700px;
margin-left: auto;
margin-right: auto;
background-color: #fff;
box-shadow: 0 1px 11px rgba(0, 0, 0, 0.27);
margin-top: 60px;
min-height: 400px;
position: relative;
padding: 20px;
}
.upload-header {
border-bottom: 1px solid #ececec;
}
.upload-header h2 {
font-weight: 500;
}
.single-upload {
padding-bottom: 20px;
margin-bottom: 20px;
border-bottom: 1px solid #e8e8e8;
}
.upload-response {
overflow-x: hidden;
word-break: break-all;
}
main.js
'use strict';
var singleUploadForm = document.querySelector('#singleUploadForm');
var singleFileUploadInput = document.querySelector('#singleFileUploadInput');
var singleFileUploadError = document.querySelector('#singleFileUploadError');
var singleFileUploadSuccess = document.querySelector('#singleFileUploadSuccess');
var multipleUploadForm = document.querySelector('#multipleUploadForm');
var multipleFileUploadInput = document.querySelector('#multipleFileUploadInput');
var multipleFileUploadError = document.querySelector('#multipleFileUploadError');
var multipleFileUploadSuccess = document.querySelector('#multipleFileUploadSuccess');
function uploadSingleFile(file) {
var formData = new FormData();
formData.append("file", file);
var xhr = new XMLHttpRequest();
xhr.open("POST", "/uploadFile");
xhr.onload = function() {
console.log(xhr.responseText);
var response = JSON.parse(xhr.responseText);
if(xhr.status == 200) {
singleFileUploadError.style.display = "none";
singleFileUploadSuccess.innerHTML = "
File Uploaded Successfully.
DownloadUrl : " + response.fileDownloadUri + "
singleFileUploadSuccess.style.display = "block";
} else {
singleFileUploadSuccess.style.display = "none";
singleFileUploadError.innerHTML = (response && response.message) |" alt="Spring Boot 文件上传与下载的示例代码" title="Spring Boot 文件上传与下载的示例代码" width="200" height="150">
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