部署文档上传下载功能开发

pom.xml

@@ -55,6 +55,11 @@
 			<artifactId>mysql-connector-java</artifactId>
 			<scope>runtime</scope>
 		</dependency>
+		<dependency>
+			<groupId>jstl</groupId>
+			<artifactId>jstl</artifactId>
+			<version>1.2</version>
+		</dependency>
 		<!--引入druid-->
 		<!-- https://mvnrepository.com/artifact/com.alibaba/druid -->
 		<dependency>

src/main/java/com/cc/bean/Document.java

+package com.cc.bean;
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import lombok.extern.log4j.Log4j;
+
+@Data
+@Log4j
+@NoArgsConstructor
+@AllArgsConstructor
+public class Document {
+
+    private int id;
+    private String url;
+    private String lujing;
+    private String name;
+
+}

src/main/java/com/cc/bean/ServicesRest.java

@@ -44,6 +44,8 @@ public class ServicesRest {
     // 数据库监控url
     private String SqlCapability;
 
+    //访问部署文档路径
+    private String ReadDocumentPath;
 
 
 

src/main/java/com/cc/config/MyMvcConfig.java

@@ -20,5 +20,6 @@ public class MyMvcConfig extends WebMvcConfigurerAdapter {
         registry.addViewController("/serviceform").setViewName("servicefrom");
         registry.addViewController("/serviceupdate").setViewName("serviceupdate");
         registry.addViewController("/serviceCapability").setViewName("serviceCapability");
+        registry.addViewController("/upload").setViewName("upload");
     }
 }

src/main/java/com/cc/controller/UploadController.java

+package com.cc.controller;
+
+import com.cc.bean.Document;
+import com.cc.bean.ServicesRest;
+import com.cc.service.ServiceService;
+import com.cc.service.serviceimpl.DocumentService;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Controller;
+import org.springframework.ui.Model;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.ResponseBody;
+import org.springframework.web.multipart.MultipartFile;
+import org.springframework.web.multipart.MultipartHttpServletRequest;
+
+import javax.servlet.ServletContext;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.*;
+import java.util.List;
+
+/**
+ * @Description
+ * @Author sgl
+ * @Date 2018-05-15 14:04
+ */
+@Controller
+public class UploadController {
+    private static final Logger LOGGER = LoggerFactory.getLogger(UploadController.class);
+    @Autowired
+    DocumentService documentService;
+    @Autowired
+    private ServicesRest servicesRest;
+    @Value("${DocumentPath}")
+    private String documentPath;
+    @GetMapping("/upload")
+    public String upload(Model model) {
+        List<Document> document=documentService.selectShipin();
+        System.out.print("查询到的文件数量=="+document.size()+"\n");
+        model.addAttribute("documents", document);
+        return "upload";
+    }
+    @PostMapping("/upload")
+    //@ResponseBody
+    public String upload(@RequestParam("file") MultipartFile file, Model model,HttpServletRequest request) {
+        if (file.isEmpty()) {
+            model.addAttribute("msg","上传失败，请选择文件");
+            return "upload";
+        }
+
+        String fileName = file.getOriginalFilename();
+        String filePath = documentPath;
+        //String filePath = request.getSession().getServletContext().getRealPath("public/");
+        File dest = new File(filePath + fileName);
+        //判断文件是否已经存在
+        if (dest.exists()) {
+            model.addAttribute("msg",fileName+"文件已存在");
+            return "upload";
+        }
+        try {
+            file.transferTo(dest);
+            LOGGER.info("上传成功");
+            model.addAttribute("msg",fileName+"上传成功");
+            String path=filePath + fileName;
+            System.out.print("保存文件路径"+path+"\n");
+            String url=servicesRest.getReadDocumentPath()+fileName;
+            int num= documentService.insertUrl(fileName,path,url);
+            System.out.print("插入结果"+num+"\n");
+            //System.out.print("访问完整url===="+url+"\n");
+        } catch (IOException e) {
+            LOGGER.error(e.toString(), e);
+            model.addAttribute("msg",fileName+"上传失败");
+        }
+        List<Document> document=documentService.selectShipin();
+        System.out.print("查询到的文件数量=="+document.size()+"\n");
+        model.addAttribute("documents", document);
+        return "upload";
+    }
+
+    @GetMapping (value = "/download")
+    public void Download(HttpServletResponse res,String fileName) {
+        //String fileName = "111.jpg";
+        res.setHeader("content-type", "application/octet-stream");
+        res.setContentType("application/octet-stream");
+        res.setHeader("Content-Disposition", "attachment;filename=" + fileName);
+        byte[] buff = new byte[1024];
+        BufferedInputStream bis = null;
+        OutputStream os = null;
+        try {
+            os = res.getOutputStream();
+            bis = new BufferedInputStream(new FileInputStream(new File(documentPath + fileName)));
+            int i = bis.read(buff);
+            while (i != -1) {
+                os.write(buff, 0, buff.length);
+                os.flush();
+                i = bis.read(buff);
+            }
+        } catch (IOException e) {
+            e.printStackTrace();
+        } finally {
+            if (bis != null) {
+                try {
+                    bis.close();
+                } catch (IOException e) {
+                    e.printStackTrace();
+                }
+            }
+        }
+        System.out.println("success");
+    }
+    @GetMapping("/multiUpload")
+    public String multiUpload() {
+        return "multiUpload";
+    }
+
+    @PostMapping("/multiUpload")
+    @ResponseBody
+    public String multiUpload(HttpServletRequest request) {
+        List<MultipartFile> files = ((MultipartHttpServletRequest) request).getFiles("file");
+        String filePath = "/Users/itinypocket/workspace/temp/";
+        for (int i = 0; i < files.size(); i++) {
+            MultipartFile file = files.get(i);
+            if (file.isEmpty()) {
+                return "上传第" + (i++) + "个文件失败";
+            }
+            String fileName = file.getOriginalFilename();
+
+            File dest = new File(filePath + fileName);
+            try {
+                file.transferTo(dest);
+                LOGGER.info("第" + (i + 1) + "个文件上传成功");
+            } catch (IOException e) {
+                LOGGER.error(e.toString(), e);
+                return "上传第" + (i++) + "个文件失败";
+            }
+        }
+
+        return "上传成功";
+
+    }
+}

src/main/java/com/cc/mapper/DocumentDao.java

+package com.cc.mapper;
+
+import com.cc.bean.Document;
+import org.apache.ibatis.annotations.Insert;
+import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
+import org.apache.ibatis.annotations.Select;
+import org.springframework.stereotype.Component;
+
+import java.util.List;
+
+@Mapper
+@Component
+public interface DocumentDao {
+
+    //插入
+    @Insert({"insert into document (name,lujing,url) values (#{name},#{lujing},#{url})"})
+    public int insertUrl(@Param("name") String name, @Param("lujing") String lujing, @Param("url") String url);
+
+    //查询
+    @Select("select * from document")
+    public List<Document> selectShipin();
+}

src/main/java/com/cc/service/serviceimpl/DocumentService.java

+package com.cc.service.serviceimpl;
+
+import com.cc.bean.Document;
+import com.cc.mapper.DocumentDao;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import org.springframework.stereotype.Service;
+
+import java.util.List;
+
+@Service
+@Component
+public class DocumentService {
+
+    @Autowired
+    private DocumentDao documentDao;
+
+    //插入
+    public int insertUrl(String name,String lujing,String url){
+        System.out.print("开始插入=name=="+name+"\n");
+        System.out.print("开始插入=lujing=="+lujing+"\n");
+        System.out.print("开始插入=url=="+url+"\n");
+        int jieguo=documentDao.insertUrl(name,lujing,url);
+        System.out.print("插入结果==="+jieguo+"\n");
+        return jieguo;
+    }
+    //查询
+    public List<Document> selectShipin(){
+        List<Document> shipins=documentDao.selectShipin();
+        return  shipins;
+    }
+}

src/main/resources/application.properties

+# \u4E0A\u4F20\u6587\u4EF6\u603B\u7684\u6700\u5927\u503C
+spring.servlet.multipart.max-request-size=10MB
+# \u5355\u4E2A\u6587\u4EF6\u7684\u6700\u5927\u503C
+spring.servlet.multipart.max-file-size=10MB
+
+# \u5B58\u50A8\u90E8\u7F72\u6587\u6863\u8DEF\u5F84
+DocumentPath: D://word//
+
 spring.mvc.view.prefix=/WEB-INF/view/
 spring.mvc.view.suffix=.jsp
 

src/main/resources/application.yml

@@ -49,6 +49,8 @@ service-rest:
   Capability: "http://192.168.193.134:3001/"
   # 数据库监控地址
   SqlCapability: "http://192.168.193.134:3001/"
+  # 访问部署文档路径（暂时不用）
+  ReadDocumentPath: "http://localhost:9022/document/"
 ThreadPool:
  #核心线程数
  corePoolSize: 20

src/main/webapp/WEB-INF/common/index.jsp

@@ -129,7 +129,7 @@
                     </a>
                     <ul class="sub-menu" style="display:none">
                         <li>
-                            <a href="./banner-list.html">
+                            <a href="/upload">
                                 <i class="iconfont">&#xe6a7;</i>
                                 部署文档
                             </a>

src/main/webapp/WEB-INF/view/mebersfenye.jsp

@@ -10,7 +10,6 @@
 <html>
 <head>
     <meta charset="utf-8">
-    <title>layui</title>
     <meta name="renderer" content="webkit">
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">

src/main/webapp/WEB-INF/view/multiUpload.jsp

+<%@ page contentType="text/html;charset=UTF-8" pageEncoding="UTF-8" %>
+<!DOCTYPE html>
+<html>
+<head>
+    <meta http-equiv="Content-type" content="text/html; charset=UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"/>
+</head>
+<body>
+<form method="post" action="/multiUpload" enctype="multipart/form-data">
+    <input type="file" name="file"><br>
+    <input type="file" name="file"><br>
+    <input type="file" name="file"><br>
+    <input type="submit" value="提交">
+</form>
+</body>
+</html>

src/main/webapp/WEB-INF/view/serviceCapability.jsp

@@ -10,7 +10,6 @@
 <html>
 <head>
     <meta charset="utf-8">
-    <title>layui</title>
     <meta name="renderer" content="webkit">
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">

src/main/webapp/WEB-INF/view/servicefenye.jsp

@@ -10,7 +10,6 @@
 <html>
 <head>
     <meta charset="utf-8">
-    <title>layui</title>
     <meta name="renderer" content="webkit">
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">

src/main/webapp/WEB-INF/view/servicefrom.jsp

@@ -10,7 +10,6 @@
 <html>
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
-    <title>layui</title>
     <meta name="renderer" content="webkit">
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">

src/main/webapp/WEB-INF/view/serviceupdate.jsp

@@ -10,7 +10,6 @@
 <html>
 <head>
     <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
-    <title>layui</title>
     <meta name="renderer" content="webkit">
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
     <meta name="viewport" content="width=device-width, initial-scale=1, maximum-scale=1">

src/main/webapp/WEB-INF/view/upload.jsp

+<%@ page contentType="text/html;charset=UTF-8" pageEncoding="UTF-8" %>
+<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c" %>
+<!DOCTYPE html>
+<html>
+<head>
+    <meta http-equiv="Content-type" content="text/html; charset=UTF-8">
+    <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1"/>
+    <script type="text/javascript" src="/jquery/jquery.min.js"></script>
+    <!-- 引入公共js-->
+    <script type="text/javascript" src="/js/common.js"></script>
+    <style>
+        .img-icon{width:120px;}
+        .list-img li{float: left;text-align: center;width:15%;cursor: pointer;}
+        .list-img li a:hover{color:#fff;}
+    </style>
+    <!-- 引入公共页面-->
+    <jsp:include page="../common/index.jsp"></jsp:include>
+</head>
+<body>
+<div class="page-content">
+    <div class="content" style="min-height: inherit;">
+        <form method="post" action="/upload" enctype="multipart/form-data">
+            <input type="file" name="file"><br>
+            <input type="submit"  class="layui-btn" value="提交" style="margin: 10px 0;">
+            <a style="color: red;line-height: 38px;">${msg}</a>
+        </form>
+
+    </div>
+    <div>
+        <ul class="list-img">
+            <c:forEach items="${documents}" var="document">
+                <li>
+                    <p><img src="images/img.png" class="img-icon"/></p>
+                    <p>文件名:<span>${document.name}</span></p>
+                    <a href="/download?fileName=${document.name}">点击下载</a>
+                </li>
+            </c:forEach>
+        </ul>
+    </div>
+</div>
+<script>
+    function xz(obj) {
+        var fileName=$(obj).html();
+        $.ajax({
+            type: "POST",
+            url: "/download",
+            data: {fileName:fileName},
+            dataType: "json",
+            success: function(data){
+                debugger;
+                alert(data);
+            }
+        });
+    }
+</script>
+</body>
+</html>