add file version

src/main/java/com/example/fms/common/utils/FileUtils.java

@@ -164,16 +164,63 @@ public class FileUtils {
         return (MultipartFile) new CommonsMultipartFile(item);
     }
 
-    public static File getFile(String url, String type) throws Exception {
+    public static File getFile(String url, String fileName) throws Exception {
+        String name = "";
+        if (fileName.contains(".")) {
+            name = fileName.substring(0, fileName.indexOf("."));
+        }
+        //读取图片类型
+        String fileType = url.substring(url.lastIndexOf("."), url.length());
+        File file = null;
+
+        URL urlfile;
+        InputStream inStream = null;
+        OutputStream os = null;
+        try {
+            file = File.createTempFile(name, fileType);
+            //获取文件
+            urlfile = new URL(url);
+            inStream = urlfile.openStream();
+            os = new FileOutputStream(file);
+
+            int bytesRead = 0;
+            byte[] buffer = new byte[8192];
+            while ((bytesRead = inStream.read(buffer, 0, 8192)) != -1) {
+                os.write(buffer, 0, bytesRead);
+            }
+        } catch (Exception e) {
+            e.printStackTrace();
+        } finally {
+            try {
+                if (null != os) {
+                    os.close();
+                }
+                if (null != inStream) {
+                    inStream.close();
+                }
+
+            } catch (Exception e) {
+                e.printStackTrace();
+            }
+        }
+
+        return file;
+    }
+
+    public static File getFile1(String url, String fileName) throws Exception {
+        String name = "";
+        if (fileName.contains(".")) {
+            name = fileName.substring(0, fileName.indexOf("."));
+        }
         //读取图片类型
-        String fileName = url.substring(url.lastIndexOf("."), url.length());
+        String fileType = url.substring(url.lastIndexOf("."), url.length());
         File file = null;
 
         URL urlfile;
         InputStream inStream = null;
         OutputStream os = null;
         try {
-            file = File.createTempFile("new_url", type);
+            file = new File(name + fileType);
             //获取文件
             urlfile = new URL(url);
             inStream = urlfile.openStream();
@@ -252,8 +299,8 @@ public class FileUtils {
         return savedFile;
     }
 
-    public static MultipartFile urlToMultipartFile(String url, String type) throws Exception {
-        File file = FileUtils.getFile(url, type);
+    public static MultipartFile urlToMultipartFile(String url, String fileName) throws Exception {
+        File file = FileUtils.getFile1(url, fileName);
         DiskFileItemFactory diskFileItemFactory = new DiskFileItemFactory(16, null);
         FileItem item = diskFileItemFactory.createItem(file.getName(), "text/plain", true, file.getName());
         int bytesRead = 0;