上传文件的大小限制在servlet.xml
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns:context="http://www.springframework.org/schema/context"
xmlns:mvc="http://www.springframework.org/schema/mvc"
xsi:schemaLocation="http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://www.springframework.org/schema/context http://www.springframework.org/schema/context/spring-context-4.1.xsd
http://www.springframework.org/schema/mvc http://www.springframework.org/schema/mvc/spring-mvc-4.1.xsd">
<!-- 定义要扫描 controller的包 -->
<context:component-scan base-package="control" />
<!-- src下面的control 然后好找到controller -->
<mvc:default-servlet-handler />
<!-- 启动注解驱动 SpringMVC 功能 -->
<mvc:annotation-driven />
<!-- 配置视图解析器解析路径 -->
<bean class="org.springframework.web.servlet.view.InternalResourceViewResolver" id="internalResourceViewResolver">
<!-- 定义视图存放路径 -->
<property name="prefix" value="" />
</bean>
<!--
<bean id="hql" class="control.hq" />
<bean id="hqnr" class="control.hqnr" />
<bean id="jiezhexie" class="control.dojiezhexie" />
<bean id="panduan" class="control.dopanduan" />
<bean id="hf6" class="control.dohf" />
<bean id="jiemi6" class="control.dojiemi" />
<bean id="map66" class="control.hqmap" />
<bean id="tankuang" class="control.hqtankuang" />
<bean id="upimg" class="control.doupimg" />
<bean id="genggai" class="control.dohf" />
-->
<!-- xu yao zai zhe tian jia controller ,di yi ge shihan shu di er ge shi jie kou-->
<!-- 上面的是原始的 下面的是现在用的 都在dohf中 -->
<bean id="multipartResolver" class="org.springframework.web.multipart.commons.CommonsMultipartResolver">
<!-- 默认最大不超过2M -->
<property name="maxUploadSize" value="10971520" />
</bean>
</beans>
jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>
<!DOCTYPE html><html>
<head>
<meta charset=" utf-8">
<meta name="author" content="http://www.softwhy.com/" />
<title>蚂蚁部落</title>
<style type="text/css">
.c1{width:40px;height:60px;background-color:red;border: solid 1px green;float:left}
.c2{width:40px;height:60px;background-color:red;border: solid 1px green;float:left}
.c4{width:40px;height:60px;background-color:red;border: solid 1px green;float:left}
#main{border: solid 1px blue;border: solid 1px red;margin-top:60px;width:500px;height:450px;margin-left: auto;
margin-right: auto;background-image:url(img/ff.png);
background-size: 100% 100%;}
.c{
padding-top:130px;
padding-left:90px;
}
.file{
padding-left:90px;
}
.text{
padding-left:90px;
margin-left:90px;
margin-top:40px;
}
.bt{
background-color:green;
margin-top:6px;
margin-left:310px;
height:42px;
width:70px;
}
#img{
margin-top:-260px;
position:absolute;
}
.un{
color:red;
}
body {
background-image: url(img/bg.jpg);background-attachment:fixed;left:0;background-size:100%;top:0;
background-repeat:no-repeat;background-size: cover;
}
</style>
</head>
<body>
<div id="main">
<% String un=(String)session.getAttribute("username");
int uid=0;
if(un!=null){
uid=Integer.parseInt(session.getAttribute("userid").toString());//将session中的int类型转string后再转回int
// int userid = Integer.parseInt(uid);
out.print("<div class='c'><span class='un'>欢迎"+un+"</span></div>");
} else{
out.print("<div class='c'><a href='login.jsp'>想回复先登录login</a></div>");
}
%>
<input type="file" id="myFile1" class="file"/>
<br/>
<textarea id="text" placeholder="请填写内容" class="text" rows="10"></textarea>
<br/>
<button onclick="up()" class="bt">上传</button>
</div>
<script type="text/javascript" src="http://api.map.baidu.com/api?v=2.0&ak=6DIkflz8yRoArw3e8VlsM786qiotww2o"></script>
<script type="text/javascript" src="http://developer.baidu.com/map/jsdemo/demo/convertor.js"></script>
<script src="http://api.map.baidu.com/api?v=2.0&ak=6DIkflz8yRoArw3e8VlsM786qiotww2o"></script>
<script type="text/javascript"></script>
<script type="text/javascript" src="jquery-1.7.1.js"></script>
<script>
function up(){
var formData = new FormData();
formData.append('uploadfile_ant', $('#myFile1')[0].files[0]);
if($('#myFile1')[0].files[0]==null){ //添加图片信息的参数
alert("没添加文件呢");
}
else{
var size=$('#myFile1')[0].files[0].size;
if(size>10000000){
alert($('#myFile1')[0].files[0].size);
}
else{
$.ajax({
url: "film/uploadPic",
//name: 'uploadfile_ant',
type: 'POST',
cache: false, //上传文件不需要缓存
data: formData,
processData: false, // 告诉jQuery不要去处理发送的数据
contentType: false, // 告诉jQuery不要去设置Content-Type请求头
success: function (data) {
// var c=eval("("+data+")");
var nei="";
for(var i=0;i<=data.length;i++){
var dst=data[i].dst;
nei=dst+nei;
console.log(dst);
}
var ch=document.createTextNode(nei);
var textarea=document.getElementById("text");
textarea.appendChild(ch);
setFocusLast(textarea);
},
error: function (data) {
alert("上传失败");
}
});
}
}
}
</script>
</body>
</html>
controller
package control;
//package uploadPicture;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.UUID;
import javax.annotation.Resource;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestMethod;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;
import org.apache.pdfbox.io.RandomAccessFile;
import org.apache.pdfbox.pdfparser.PDFParser;
import org.apache.pdfbox.pdmodel.PDDocument;
import org.apache.pdfbox.text.PDFTextStripper;
import com.google.gson.Gson;
import bean.TransApi;
import bean.translate;
import bean.fanbean;
import bean.filedo;
/**
* Created by Administrator on 2018/10/23.
* @param <FileDomain>
*/
@Controller
public class cd {
//文件类型
public static String IMG_TYPE_PNG = "PNG";
public static String IMG_TYPE_JPG = "JPG";
public static String IMG_TYPE_JPEG = "JPEG";
// public static String IMG_TYPE_DMG = "BMP";
public static String IMG_TYPE_GIF = "GIF";
// public static String IMG_TYPE_SVG = "SVG";
private static final String APP_ID = "20200516000457621";
private static final String SECURITY_KEY = "wZzFim__DILioHM5ahpp";
@RequestMapping("/film/uploadPic")
@ResponseBody
public Object uploadPic(MultipartFile uploadfile_ant,HttpServletRequest request,HttpSession s6) throws Exception {
request.getSession().setAttribute("projectid","oo");
// uploadfile_ant.
String oldName = uploadfile_ant.getOriginalFilename();
String newName = UUID.randomUUID().toString().replace("-", "").toUpperCase()
+ "_" + oldName;
String name= uploadfile_ant.getOriginalFilename();
String filee=name.substring(name.lastIndexOf("."));//(name.lastIndexOf("."));//name.lastIndexOf(".");
long size=uploadfile_ant.getSize();
System.out.print(size+"''''''''''''''''''''''''''''''''''''");
String temp_str="";
Date dt = new Date();
SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
temp_str=sdf.format(dt);
String path=request.getServletContext().getRealPath("/upload/");
//System.out.println("上传的图片的newName: " + newName+",,,,,,"+temp_str+""+path);
File base = new File(path);
if (! base.exists()) {
base.mkdirs();
}
//if(!(filee.equals(IMG_TYPE_GIF)||filee.equals(IMG_TYPE_PNG)||filee.equals(IMG_TYPE_JPG)||filee.equals(IMG_TYPE_JPEG))){}
// 保存文件
List<String> filelist=new ArrayList<String>();
//filelist.add(".png");
//filelist.add(".PNG");
//filelist.add(".JPG");
//filelist.add(".jpg");
//filelist.add(".JPEG");
filelist.add(".pdf");
HashMap s = new HashMap();
int i;
if(filelist.contains(filee)){
String nr=null;
ArrayList<translate> l=new ArrayList<translate>();
uploadfile_ant.transferTo(new File(path + temp_str+filee));
///
File file = new File(path+temp_str+filee);//需要绝对路径
FileInputStream in = null;
try {
in = new FileInputStream(path+temp_str+filee);//需要绝对路径
// 新建一个PDF解析器对象
PDFParser parser = new PDFParser(new RandomAccessFile(file,"rw"));
// 对PDF文件进行解析
parser.parse();
// 获取解析后得到的PDF文档对象
PDDocument pdfdocument = parser.getPDDocument();
// 新建一个PDF文本剥离器
PDFTextStripper stripper = new PDFTextStripper();
int pagenumber=pdfdocument.getNumberOfPages();
fanbean data=null;
for(int ii=1;ii<=pagenumber;ii++){
stripper.setSortByPosition(true);//WsetSortByPosition(sort); //sort设置为true 则按照行进行读取,默认是false
// 从PDF文档对象中剥离文本
stripper.setStartPage(ii);
stripper.setEndPage(ii);
String result = stripper.getText(pdfdocument);
//FileWriter fileWriter = new FileWriter(new File("pdf.txt"));
//fileWriter.write(result);
//fileWriter.flush();
//fileWriter.close();
System.out.println("PDF文件的文本内容如下:"+result.length()+"页数"+pagenumber+"dangqian"+ii+"本页字数"+result.length()+"\r\n");
String tishi="\r\n"+"PDF文件的文本内容如下:共"+result.length()+"字,有"+pagenumber+"页,当前是第"+ii+"页,本页有"+result.length()+"字"+"\r\n";
System.out.println(result);
try {
Thread.sleep(4000);
} catch (InterruptedException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} //1000 毫秒权,也就是1秒.
// if(result.length()<6400){
TransApi api = new TransApi(APP_ID, SECURITY_KEY);
String query = "apple";
// System.out.println(api.getTransResult(query, "auto", "en"));
String json = api.getTransResult(result, "auto", "zh");
//通过gson解析
Gson gson = new Gson();
data = gson.fromJson(json,fanbean.class);
String dst = data.getFrom();//getDst();
for(int ir=0;ir<data.getTrans_result().size();ir++){
translate t=new translate();
t.setDst(data.getTrans_result().get(ir).getDst());
nr=data.getTrans_result().get(0).getDst();
System.out.println(data.getTrans_result().get(ir).getDst());
l.add(t);
System.out.println(l.get(0));
}
}}
catch (Exception e) {
System.out.println("读取PDF文件" + file.getAbsolutePath() + "生失败!" + e);
e.printStackTrace();
} finally {
if (in != null) {
try {
in.close();
} catch (IOException e1) {
}
}
}
i=0;
s.put("aaa", l);
//s6.setAttribute("aaa", i);
s.put("src", temp_str+filee);
//s.put("src","https://www.fuhufuhu.com/xcxmvc/upload/"+ temp_str+filee);
//在服务器的配方
//request.getSession().setAttribute("img",path+temp_str+filee);
//request.getSession().setAttribute("projectid","oo");
return s;
}
else{
i=6;
s.put("aaa", i);
s6.setAttribute("aaa",i);
// request.getSession().setAttribute("projectid","oo");
return s;
}
// }
}
}
filedo
package beans;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;
import org.springframework.web.multipart.MultipartFile;
@Service
public class filedo {
@Autowired
private String description;
private MultipartFile myfile;
public String getDescription() {
return description;
}
public void setDescription(String description) {
this.description = description;
}
public MultipartFile getMyfile() {
return myfile;
}
public void setMyfile(MultipartFile myfile) {
this.myfile = myfile;
}
}
//————————————————
//版权声明:本文为CSDN博主「Asher1」的原创文章,遵循 CC 4.0 BY-SA 版权协议,转载请附上原文出处链接及本声明。
//原文链接:https://blog.csdn.net/a447332241/article/details/75125305
//}