From 1a28e6f0b4ce74695efd9190790454f82dc5b644 Mon Sep 17 00:00:00 2001
From: jiang <jiang@bonus>
Date: Wed, 26 Jun 2024 10:42:23 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=87=E4=BB=B6=E5=AD=98=E5=82=A8=E6=9C=8D?=
 =?UTF-8?q?=E5=8A=A1?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../common/core/utils/file/FileUtils.java     | 54 +++++++++++++++++++
 1 file changed, 54 insertions(+)

diff --git a/bonus-common/bonus-common-core/src/main/java/com/bonus/common/core/utils/file/FileUtils.java b/bonus-common/bonus-common-core/src/main/java/com/bonus/common/core/utils/file/FileUtils.java
index 80d9926..3973604 100644
--- a/bonus-common/bonus-common-core/src/main/java/com/bonus/common/core/utils/file/FileUtils.java
+++ b/bonus-common/bonus-common-core/src/main/java/com/bonus/common/core/utils/file/FileUtils.java
@@ -8,10 +8,15 @@ import java.io.OutputStream;
 import java.io.UnsupportedEncodingException;
 import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.text.SimpleDateFormat;
+import java.util.Date;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
 import org.apache.commons.lang3.ArrayUtils;
 import com.bonus.common.core.utils.StringUtils;
+import org.springframework.web.multipart.MultipartFile;
 
 /**
  * 文件处理工具类
@@ -250,4 +255,53 @@ public class FileUtils
         String encode = URLEncoder.encode(s, StandardCharsets.UTF_8.toString());
         return encode.replaceAll("\\+", "%20");
     }
+
+
+    /**
+     * 生成统一格式的文件名
+     * 格式为：uploads/yyyy/MM/dd/fileName
+     *
+     * @param fileName 原始文件名
+     * @return 生成的文件名
+     */
+    public static String generateObjectName(String fileName) {
+        // 生成安全的文件名，例如使用UUID加上原始文件扩展名
+        SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd");
+        String datePath = sdf.format(new Date());
+        return "uploads/" + datePath + "/" + fileName;
+    }
+
+    /**
+     * 从文件路径中提取文件名
+     *
+     * @param filePath 文件路径
+     * @return 文件名
+     */
+    public static String getFileNameFromPath(String filePath) {
+        Path path = Paths.get(filePath);
+        return path.getFileName().toString();
+    }
+
+    /**
+     * 将MultipartFile转换为File对象
+     * 在临时目录中创建文件，并将上传文件内容写入
+     *
+     * @param multiFile MultipartFile对象
+     * @return 转换后的File对象，如果转换失败返回null
+     */
+    public static File multipartFileToFile(MultipartFile multiFile) {
+        try {
+            String fileName = multiFile.getOriginalFilename();
+            if (fileName == null) {
+                return null;
+            }
+            String prefix = fileName.substring(0, fileName.lastIndexOf("."));
+            String suffix = fileName.substring(fileName.lastIndexOf("."));
+            File file = File.createTempFile(prefix, suffix);
+            multiFile.transferTo(file);
+            return file;
+        } catch (Exception e) {
+            return null;
+        }
+    }
 }