加入文件命名原子唯一性

720yun_local_manage/gis_common/src/main/java/com/gis/common/util/DateUtils.java

@@ -0,0 +1,56 @@
+package com.gis.common.util;
+
+import cn.hutool.core.date.DateUtil;
+import org.junit.Test;
+
+import java.time.LocalDateTime;
+
+/**
+ * Created by owen on 2022/4/8 0008 14:32
+ */
+public class DateUtils extends DateUtil {
+
+    private static String YYYY_MM = "yyyy-MM";
+
+
+    private static String YYYYMM = "yyyyMM";
+
+    private static String YYYY_MM_DD = "yyyy-MM-dd";
+
+    private static String YYYYMMDDHHMMSS = "yyyyMMddHHmmss";
+
+    private static String YYYYMMDD_HHMMSSSSS = "yyyyMMdd_HHmmssSSS";
+
+    private static String YYYY_MM_DD_HH_MM_SS = "yyyy-MM-dd HH:mm:ss";
+
+
+    /**
+     * 获取当前月
+     * @return
+     */
+    public static String getMonth(){
+        return format(LocalDateTime.now(), YYYYMM);
+    }
+
+    /**
+     * 获取当前月份的前几个月
+     * @param month
+     * @return
+     */
+    public static String minusMonths(int month){
+        return format(LocalDateTime.now().minusMonths(month), YYYYMM);
+    }
+
+    /**
+     * 获取当前时间戳
+     * @return
+     */
+    public static String getDateTime(){
+        return format(LocalDateTime.now(), YYYYMMDD_HHMMSSSSS);
+    }
+
+    @Test
+    public void test(){
+        System.out.println(getDateTime());
+    }
+}

720yun_local_manage/gis_common/src/main/java/com/gis/common/util/FileUtils.java

@@ -13,6 +13,7 @@ import org.springframework.web.multipart.MultipartFile;
 import java.time.LocalDateTime;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.concurrent.atomic.AtomicInteger;
 
 
 /**
@@ -25,9 +26,11 @@ public class FileUtils {
     @Autowired
     ConfigConstant configConstant;
 
+    // 确保同一时间上传文件的唯一性
+    private static final AtomicInteger ATOMIC_INTEGER = new AtomicInteger();
+
     public boolean checkFile(MultipartFile file) {
         //设置允许上传文件类型
-//        String suffixList = ".jpg,.gif,.png,.ico,.bmp,.jpeg,.zip,.zp,.rar,.mp3,.mp4,.avi,.mov,.4dage,.wav,.wma,.m4a";
         String suffixList = configConstant.serverFileFallow;
         // 获取文件后缀
         if(file == null){
@@ -68,7 +71,7 @@ public class FileUtils {
              newName = RegexUtil.getPinyinName(fileName);
         } else {
             String suffix = StringUtils.substringAfterLast(fileName, ".");
-            newName = DateUtil.format(LocalDateTime.now(), "yyyyMMdd_HHmmssSSS") + "." + suffix;
+            newName =  DateUtils.getDateTime() + ATOMIC_INTEGER.incrementAndGet() + "." + suffix;
         }
 
         savePath = configConstant.serverBasePath + savePath + "/" + newName;