update

src/main/java/com/yutou/tools/nas/SFTPManager.java

@@ -1,4 +1,20 @@
 package com.yutou.tools.nas;
 
+import com.yutou.tools.utils.Tools;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.multipart.MultipartFile;
+
+@Controller
 public class SFTPManager {
+
+    public void upload(@RequestParam("file") MultipartFile file){
+        try {
+            String localFile= Tools.createFile("tmp",file,null);
+
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+
+    }
 }

src/main/java/com/yutou/tools/utils/SFTPTools.java

@@ -10,12 +10,23 @@ import java.util.ListIterator;
 import java.util.Properties;
 
 public class SFTPTools {
+    private static SFTPTools tools;
     Session sshSession = null;
     ChannelSftp sftp = null;
+    public static SFTPTools getInstance(){
+        if(tools==null){
+            try {
+                tools=new SFTPTools();
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
+        return tools;
+    }
 
-    public SFTPTools() throws Exception {
+    private SFTPTools() throws Exception {
         JSch jsch = new JSch();
-        sshSession = jsch.getSession("yutou", "113.65.152.143", 23);
+        sshSession = jsch.getSession("yutou", "113.109.20.210", 23);
         sshSession.setPassword("34864394");
         Properties sshConfig = new Properties();
         sshConfig.put("StrictHostKeyChecking", "no");
@@ -24,6 +35,7 @@ public class SFTPTools {
         Channel channel = sshSession.openChannel("sftp");
         channel.connect();
         sftp = (ChannelSftp) channel;
+        sftp.cd("/media/yutou/4t/public/");
     }
     /**
      * 删除
@@ -63,22 +75,26 @@ public class SFTPTools {
     //https://www.cnblogs.com/nlpvv/articles/11244553.html
     public void getPath() {
         try {
-            sftp.cd("/home");
-            ListIterator  listIterator=sftp.ls("/media/yutou/4t/public/").listIterator();
-            while (listIterator.hasNext()){
-                ChannelSftp.LsEntry entry= (ChannelSftp.LsEntry) listIterator.next();
-                System.out.println(entry.getFilename()+" ="+entry.getAttrs().getSize());
+            for (Object o : sftp.ls("/media/yutou/4t/public/")) {
+                ChannelSftp.LsEntry entry = (ChannelSftp.LsEntry) o;
+                System.out.println(entry.getFilename() + " size=" + entry.getAttrs().getSize()+" "+entry.getAttrs().isDir());
             }
-            sftp.disconnect();
         } catch (SftpException e) {
             e.printStackTrace();
         }
     }
+    public void close(){
+        sftp.disconnect();
+        sftp.exit();
+        sftp.quit();
+        sshSession.disconnect();
+    }
 
     public static void main(String[] args) {
         try {
             SFTPTools tools=new SFTPTools();
             tools.getPath();
+            tools.close();
         } catch (Exception e) {
             e.printStackTrace();
         }

src/main/java/com/yutou/tools/utils/Tools.java

@@ -1,17 +1,20 @@
 package com.yutou.tools.utils;
 
 import com.alibaba.fastjson.JSONArray;
+import org.springframework.web.multipart.MultipartFile;
 
 import javax.annotation.Resource;
 import javax.servlet.http.Cookie;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import java.io.BufferedReader;
+import java.io.File;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.net.HttpURLConnection;
 import java.net.URL;
 import java.net.URLEncoder;
+import java.util.Date;
 import java.util.Random;
 
 public class Tools {
@@ -180,4 +183,35 @@ public class Tools {
         }
         return null;
     }
+    /**
+     * 保存上传的文件
+     *
+     * @param path
+     *            路径
+     * @param file
+     *            文件
+     * @return
+     * @throws Exception
+     */
+    public static String createFile(String path, MultipartFile file, String newFileName) throws Exception {
+        String savePath =new File("").getAbsolutePath()+File.separator +"html"+File.separator+  path;
+        File servicePath = new File(savePath);
+        if (!servicePath.exists()) {
+            servicePath.mkdirs();
+        }
+        String fileName=file.getOriginalFilename();
+        if(newFileName!=null) {
+            fileName=newFileName;
+        }
+        File saveFile = new File(savePath + "/" + fileName);
+        if(saveFile.exists()) {
+            if(!saveFile.delete()) {
+                saveFile = new File(savePath + "/" + fileName.replace(".", "_"+new Date().getTime()+"."));
+            }
+        }
+        file.transferTo(saveFile);
+        fileName=URLEncoder.encode(fileName,"UTF-8");
+        System.out.println("上传文件保存路径："+saveFile.getAbsolutePath());
+        return path+fileName;
+    }
 }